diff --git a/app/api/endpoints/meal_plans.py b/app/api/endpoints/meal_plans.py
new file mode 100644
index 0000000..e1d6cbc
--- /dev/null
+++ b/app/api/endpoints/meal_plans.py
@@ -0,0 +1,294 @@
+# app/api/endpoints/meal_plans.py
+"""Meal plan CRUD, shopping list, and prep session endpoints."""
+from __future__ import annotations
+
+import asyncio
+import json
+from datetime import date
+
+from fastapi import APIRouter, Depends, HTTPException
+
+from app.cloud_session import CloudUser, get_session
+from app.db.session import get_store
+from app.db.store import Store
+from app.models.schemas.meal_plan import (
+    CreatePlanRequest,
+    GapItem,
+    PlanSummary,
+    PrepSessionSummary,
+    PrepTaskSummary,
+    ShoppingListResponse,
+    SlotSummary,
+    UpdatePrepTaskRequest,
+    UpsertSlotRequest,
+    VALID_MEAL_TYPES,
+)
+from app.services.meal_plan.affiliates import get_retailer_links
+from app.services.meal_plan.prep_scheduler import build_prep_tasks
+from app.services.meal_plan.shopping_list import compute_shopping_list
+from app.tiers import can_use
+
+router = APIRouter()
+
+
+# ── helpers ───────────────────────────────────────────────────────────────────
+
+def _slot_summary(row: dict) -> SlotSummary:
+    return SlotSummary(
+        id=row["id"],
+        plan_id=row["plan_id"],
+        day_of_week=row["day_of_week"],
+        meal_type=row["meal_type"],
+        recipe_id=row.get("recipe_id"),
+        recipe_title=row.get("recipe_title"),
+        servings=row["servings"],
+        custom_label=row.get("custom_label"),
+    )
+
+
+def _plan_summary(plan: dict, slots: list[dict]) -> PlanSummary:
+    meal_types = plan.get("meal_types") or ["dinner"]
+    if isinstance(meal_types, str):
+        meal_types = json.loads(meal_types)
+    return PlanSummary(
+        id=plan["id"],
+        week_start=plan["week_start"],
+        meal_types=meal_types,
+        slots=[_slot_summary(s) for s in slots],
+        created_at=plan["created_at"],
+    )
+
+
+def _prep_task_summary(row: dict) -> PrepTaskSummary:
+    return PrepTaskSummary(
+        id=row["id"],
+        recipe_id=row.get("recipe_id"),
+        task_label=row["task_label"],
+        duration_minutes=row.get("duration_minutes"),
+        sequence_order=row["sequence_order"],
+        equipment=row.get("equipment"),
+        is_parallel=bool(row.get("is_parallel", False)),
+        notes=row.get("notes"),
+        user_edited=bool(row.get("user_edited", False)),
+    )
+
+
+# ── plan CRUD ─────────────────────────────────────────────────────────────────
+
+@router.post("/", response_model=PlanSummary)
+async def create_plan(
+    req: CreatePlanRequest,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> PlanSummary:
+    # Free tier is locked to dinner-only; paid+ may configure meal types
+    if can_use("meal_plan_config", session.tier):
+        meal_types = [t for t in req.meal_types if t in VALID_MEAL_TYPES] or ["dinner"]
+    else:
+        meal_types = ["dinner"]
+
+    plan = await asyncio.to_thread(store.create_meal_plan, str(req.week_start), meal_types)
+    slots = await asyncio.to_thread(store.get_plan_slots, plan["id"])
+    return _plan_summary(plan, slots)
+
+
+@router.get("/", response_model=list[PlanSummary])
+async def list_plans(
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> list[PlanSummary]:
+    plans = await asyncio.to_thread(store.list_meal_plans)
+    result = []
+    for p in plans:
+        slots = await asyncio.to_thread(store.get_plan_slots, p["id"])
+        result.append(_plan_summary(p, slots))
+    return result
+
+
+@router.get("/{plan_id}", response_model=PlanSummary)
+async def get_plan(
+    plan_id: int,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> PlanSummary:
+    plan = await asyncio.to_thread(store.get_meal_plan, plan_id)
+    if plan is None:
+        raise HTTPException(status_code=404, detail="Plan not found.")
+    slots = await asyncio.to_thread(store.get_plan_slots, plan_id)
+    return _plan_summary(plan, slots)
+
+
+# ── slots ─────────────────────────────────────────────────────────────────────
+
+@router.put("/{plan_id}/slots/{day_of_week}/{meal_type}", response_model=SlotSummary)
+async def upsert_slot(
+    plan_id: int,
+    day_of_week: int,
+    meal_type: str,
+    req: UpsertSlotRequest,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> SlotSummary:
+    if day_of_week < 0 or day_of_week > 6:
+        raise HTTPException(status_code=422, detail="day_of_week must be 0-6.")
+    if meal_type not in VALID_MEAL_TYPES:
+        raise HTTPException(status_code=422, detail=f"Invalid meal_type '{meal_type}'.")
+    plan = await asyncio.to_thread(store.get_meal_plan, plan_id)
+    if plan is None:
+        raise HTTPException(status_code=404, detail="Plan not found.")
+    row = await asyncio.to_thread(
+        store.upsert_slot,
+        plan_id, day_of_week, meal_type,
+        req.recipe_id, req.servings, req.custom_label,
+    )
+    return _slot_summary(row)
+
+
+@router.delete("/{plan_id}/slots/{slot_id}", status_code=204)
+async def delete_slot(
+    plan_id: int,
+    slot_id: int,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> None:
+    plan = await asyncio.to_thread(store.get_meal_plan, plan_id)
+    if plan is None:
+        raise HTTPException(status_code=404, detail="Plan not found.")
+    await asyncio.to_thread(store.delete_slot, slot_id)
+
+
+# ── shopping list ─────────────────────────────────────────────────────────────
+
+@router.get("/{plan_id}/shopping-list", response_model=ShoppingListResponse)
+async def get_shopping_list(
+    plan_id: int,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> ShoppingListResponse:
+    plan = await asyncio.to_thread(store.get_meal_plan, plan_id)
+    if plan is None:
+        raise HTTPException(status_code=404, detail="Plan not found.")
+
+    recipes = await asyncio.to_thread(store.get_plan_recipes, plan_id)
+    inventory = await asyncio.to_thread(store.list_inventory)
+
+    gaps, covered = compute_shopping_list(recipes, inventory)
+
+    # Enrich gap items with retailer links
+    def _to_schema(item, enrich: bool) -> GapItem:
+        links = get_retailer_links(item.ingredient_name) if enrich else []
+        return GapItem(
+            ingredient_name=item.ingredient_name,
+            needed_raw=item.needed_raw,
+            have_quantity=item.have_quantity,
+            have_unit=item.have_unit,
+            covered=item.covered,
+            retailer_links=links,
+        )
+
+    gap_items = [_to_schema(g, enrich=True) for g in gaps]
+    covered_items = [_to_schema(c, enrich=False) for c in covered]
+
+    disclosure = (
+        "Some links may be affiliate links. Purchases through them support Kiwi development."
+        if gap_items else None
+    )
+
+    return ShoppingListResponse(
+        plan_id=plan_id,
+        gap_items=gap_items,
+        covered_items=covered_items,
+        disclosure=disclosure,
+    )
+
+
+# ── prep session ──────────────────────────────────────────────────────────────
+
+@router.get("/{plan_id}/prep-session", response_model=PrepSessionSummary)
+async def get_prep_session(
+    plan_id: int,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> PrepSessionSummary:
+    plan = await asyncio.to_thread(store.get_meal_plan, plan_id)
+    if plan is None:
+        raise HTTPException(status_code=404, detail="Plan not found.")
+    prep_session = await asyncio.to_thread(store.get_prep_session_for_plan, plan_id)
+    if prep_session is None:
+        raise HTTPException(status_code=404, detail="No prep session for this plan.")
+    raw_tasks = await asyncio.to_thread(store.get_prep_tasks, prep_session["id"])
+    return PrepSessionSummary(
+        id=prep_session["id"],
+        plan_id=plan_id,
+        scheduled_date=prep_session["scheduled_date"],
+        status=prep_session["status"],
+        tasks=[_prep_task_summary(t) for t in raw_tasks],
+    )
+
+
+@router.post("/{plan_id}/prep-session", response_model=PrepSessionSummary)
+async def create_prep_session(
+    plan_id: int,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> PrepSessionSummary:
+    plan = await asyncio.to_thread(store.get_meal_plan, plan_id)
+    if plan is None:
+        raise HTTPException(status_code=404, detail="Plan not found.")
+
+    slots = await asyncio.to_thread(store.get_plan_slots, plan_id)
+    recipes = await asyncio.to_thread(store.get_plan_recipes, plan_id)
+    prep_tasks = build_prep_tasks(slots=slots, recipes=recipes)
+
+    scheduled_date = date.today().isoformat()
+    prep_session = await asyncio.to_thread(
+        store.create_prep_session, plan_id, scheduled_date
+    )
+    session_id = prep_session["id"]
+
+    task_dicts = [
+        {
+            "recipe_id": t.recipe_id,
+            "slot_id": t.slot_id,
+            "task_label": t.task_label,
+            "duration_minutes": t.duration_minutes,
+            "sequence_order": t.sequence_order,
+            "equipment": t.equipment,
+            "is_parallel": t.is_parallel,
+            "notes": t.notes,
+        }
+        for t in prep_tasks
+    ]
+    inserted = await asyncio.to_thread(store.bulk_insert_prep_tasks, session_id, task_dicts)
+
+    return PrepSessionSummary(
+        id=prep_session["id"],
+        plan_id=prep_session["plan_id"],
+        scheduled_date=prep_session["scheduled_date"],
+        status=prep_session["status"],
+        tasks=[_prep_task_summary(r) for r in inserted],
+    )
+
+
+@router.patch(
+    "/{plan_id}/prep-session/tasks/{task_id}",
+    response_model=PrepTaskSummary,
+)
+async def update_prep_task(
+    plan_id: int,
+    task_id: int,
+    req: UpdatePrepTaskRequest,
+    session: CloudUser = Depends(get_session),
+    store: Store = Depends(get_store),
+) -> PrepTaskSummary:
+    updated = await asyncio.to_thread(
+        store.update_prep_task,
+        task_id,
+        duration_minutes=req.duration_minutes,
+        sequence_order=req.sequence_order,
+        notes=req.notes,
+        equipment=req.equipment,
+    )
+    if updated is None:
+        raise HTTPException(status_code=404, detail="Task not found.")
+    return _prep_task_summary(updated)
diff --git a/app/api/routes.py b/app/api/routes.py
index c19770c..69b5190 100644
--- a/app/api/routes.py
+++ b/app/api/routes.py
@@ -1,5 +1,5 @@
 from fastapi import APIRouter
-from app.api.endpoints import health, receipts, export, inventory, ocr, recipes, settings, staples, feedback, household, saved_recipes, imitate
+from app.api.endpoints import health, receipts, export, inventory, ocr, recipes, settings, staples, feedback, household, saved_recipes, imitate, meal_plans
 from app.api.endpoints.community import router as community_router
 
 api_router = APIRouter()
@@ -16,4 +16,5 @@ api_router.include_router(staples.router,        prefix="/staples",        tags=
 api_router.include_router(feedback.router,       prefix="/feedback",       tags=["feedback"])
 api_router.include_router(household.router,      prefix="/household",      tags=["household"])
 api_router.include_router(imitate.router,        prefix="/imitate",        tags=["imitate"])
-api_router.include_router(community_router)
\ No newline at end of file
+api_router.include_router(meal_plans.router,     prefix="/meal-plans",     tags=["meal-plans"])
+api_router.include_router(community_router)
diff --git a/app/db/migrations/022_meal_plans.sql b/app/db/migrations/022_meal_plans.sql
new file mode 100644
index 0000000..79c019c
--- /dev/null
+++ b/app/db/migrations/022_meal_plans.sql
@@ -0,0 +1,8 @@
+-- 022_meal_plans.sql
+CREATE TABLE meal_plans (
+  id          INTEGER PRIMARY KEY,
+  week_start  TEXT    NOT NULL,
+  meal_types  TEXT    NOT NULL DEFAULT '["dinner"]',
+  created_at  TEXT    NOT NULL DEFAULT (datetime('now')),
+  updated_at  TEXT    NOT NULL DEFAULT (datetime('now'))
+);
diff --git a/app/db/migrations/023_meal_plan_slots.sql b/app/db/migrations/023_meal_plan_slots.sql
new file mode 100644
index 0000000..f2926fa
--- /dev/null
+++ b/app/db/migrations/023_meal_plan_slots.sql
@@ -0,0 +1,11 @@
+-- 023_meal_plan_slots.sql
+CREATE TABLE meal_plan_slots (
+  id           INTEGER PRIMARY KEY,
+  plan_id      INTEGER NOT NULL REFERENCES meal_plans(id) ON DELETE CASCADE,
+  day_of_week  INTEGER NOT NULL CHECK(day_of_week BETWEEN 0 AND 6),
+  meal_type    TEXT    NOT NULL,
+  recipe_id    INTEGER REFERENCES recipes(id),
+  servings     REAL    NOT NULL DEFAULT 2.0,
+  custom_label TEXT,
+  UNIQUE(plan_id, day_of_week, meal_type)
+);
diff --git a/app/db/migrations/024_prep_sessions.sql b/app/db/migrations/024_prep_sessions.sql
new file mode 100644
index 0000000..bb313a2
--- /dev/null
+++ b/app/db/migrations/024_prep_sessions.sql
@@ -0,0 +1,10 @@
+-- 024_prep_sessions.sql
+CREATE TABLE prep_sessions (
+  id             INTEGER PRIMARY KEY,
+  plan_id        INTEGER NOT NULL REFERENCES meal_plans(id) ON DELETE CASCADE,
+  scheduled_date TEXT    NOT NULL,
+  status         TEXT    NOT NULL DEFAULT 'draft'
+                         CHECK(status IN ('draft','reviewed','done')),
+  created_at     TEXT    NOT NULL DEFAULT (datetime('now')),
+  updated_at     TEXT    NOT NULL DEFAULT (datetime('now'))
+);
diff --git a/app/db/migrations/025_prep_tasks.sql b/app/db/migrations/025_prep_tasks.sql
new file mode 100644
index 0000000..d9541e3
--- /dev/null
+++ b/app/db/migrations/025_prep_tasks.sql
@@ -0,0 +1,15 @@
+-- 025_prep_tasks.sql
+CREATE TABLE prep_tasks (
+  id               INTEGER PRIMARY KEY,
+  session_id       INTEGER NOT NULL REFERENCES prep_sessions(id) ON DELETE CASCADE,
+  recipe_id        INTEGER REFERENCES recipes(id),
+  slot_id          INTEGER REFERENCES meal_plan_slots(id),
+  task_label       TEXT    NOT NULL,
+  duration_minutes INTEGER,
+  sequence_order   INTEGER NOT NULL,
+  equipment        TEXT,
+  is_parallel      INTEGER NOT NULL DEFAULT 0,
+  notes            TEXT,
+  user_edited      INTEGER NOT NULL DEFAULT 0,
+  created_at       TEXT    NOT NULL DEFAULT (datetime('now'))
+);
diff --git a/app/db/store.py b/app/db/store.py
index 0e6546f..de838c0 100644
--- a/app/db/store.py
+++ b/app/db/store.py
@@ -44,7 +44,9 @@ class Store:
                     "ingredients", "ingredient_names", "directions",
                     "keywords", "element_coverage",
                     # saved recipe columns
-                    "style_tags"):
+                    "style_tags",
+                    # meal plan columns
+                    "meal_types"):
             if key in d and isinstance(d[key], str):
                 try:
                     d[key] = json.loads(d[key])
@@ -1079,6 +1081,123 @@ class Store:
         )
         self.conn.commit()
 
+    # ── meal plans ────────────────────────────────────────────────────────
+
+    def create_meal_plan(self, week_start: str, meal_types: list[str]) -> dict:
+        return self._insert_returning(
+            "INSERT INTO meal_plans (week_start, meal_types) VALUES (?, ?) RETURNING *",
+            (week_start, json.dumps(meal_types)),
+        )
+
+    def get_meal_plan(self, plan_id: int) -> dict | None:
+        return self._fetch_one("SELECT * FROM meal_plans WHERE id = ?", (plan_id,))
+
+    def list_meal_plans(self) -> list[dict]:
+        return self._fetch_all("SELECT * FROM meal_plans ORDER BY week_start DESC")
+
+    def upsert_slot(
+        self,
+        plan_id: int,
+        day_of_week: int,
+        meal_type: str,
+        recipe_id: int | None,
+        servings: float,
+        custom_label: str | None,
+    ) -> dict:
+        return self._insert_returning(
+            """INSERT INTO meal_plan_slots
+               (plan_id, day_of_week, meal_type, recipe_id, servings, custom_label)
+               VALUES (?, ?, ?, ?, ?, ?)
+               ON CONFLICT(plan_id, day_of_week, meal_type) DO UPDATE SET
+                 recipe_id    = excluded.recipe_id,
+                 servings     = excluded.servings,
+                 custom_label = excluded.custom_label
+               RETURNING *""",
+            (plan_id, day_of_week, meal_type, recipe_id, servings, custom_label),
+        )
+
+    def delete_slot(self, slot_id: int) -> None:
+        self.conn.execute("DELETE FROM meal_plan_slots WHERE id = ?", (slot_id,))
+        self.conn.commit()
+
+    def get_plan_slots(self, plan_id: int) -> list[dict]:
+        return self._fetch_all(
+            """SELECT s.*, r.name AS recipe_title
+               FROM meal_plan_slots s
+               LEFT JOIN recipes r ON r.id = s.recipe_id
+               WHERE s.plan_id = ?
+               ORDER BY s.day_of_week, s.meal_type""",
+            (plan_id,),
+        )
+
+    def get_plan_recipes(self, plan_id: int) -> list[dict]:
+        """Return full recipe rows for all recipes assigned to a plan."""
+        return self._fetch_all(
+            """SELECT DISTINCT r.*
+               FROM meal_plan_slots s
+               JOIN recipes r ON r.id = s.recipe_id
+               WHERE s.plan_id = ? AND s.recipe_id IS NOT NULL""",
+            (plan_id,),
+        )
+
+    # ── prep sessions ─────────────────────────────────────────────────────
+
+    def create_prep_session(self, plan_id: int, scheduled_date: str) -> dict:
+        return self._insert_returning(
+            "INSERT INTO prep_sessions (plan_id, scheduled_date) VALUES (?, ?) RETURNING *",
+            (plan_id, scheduled_date),
+        )
+
+    def get_prep_session_for_plan(self, plan_id: int) -> dict | None:
+        return self._fetch_one(
+            "SELECT * FROM prep_sessions WHERE plan_id = ? ORDER BY id DESC LIMIT 1",
+            (plan_id,),
+        )
+
+    def bulk_insert_prep_tasks(self, session_id: int, tasks: list[dict]) -> list[dict]:
+        """Insert multiple prep tasks and return them all."""
+        inserted = []
+        for t in tasks:
+            row = self._insert_returning(
+                """INSERT INTO prep_tasks
+                   (session_id, recipe_id, slot_id, task_label, duration_minutes,
+                    sequence_order, equipment, is_parallel, notes)
+                   VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?) RETURNING *""",
+                (
+                    session_id, t.get("recipe_id"), t.get("slot_id"),
+                    t["task_label"], t.get("duration_minutes"),
+                    t["sequence_order"], t.get("equipment"),
+                    int(t.get("is_parallel", False)), t.get("notes"),
+                ),
+            )
+            inserted.append(row)
+        return inserted
+
+    def get_prep_tasks(self, session_id: int) -> list[dict]:
+        return self._fetch_all(
+            "SELECT * FROM prep_tasks WHERE session_id = ? ORDER BY sequence_order",
+            (session_id,),
+        )
+
+    def update_prep_task(self, task_id: int, **kwargs: object) -> dict | None:
+        allowed = {"duration_minutes", "sequence_order", "notes", "equipment"}
+        invalid = set(kwargs) - allowed  # check raw kwargs BEFORE filtering
+        if invalid:
+            raise ValueError(f"Unexpected column(s) in update_prep_task: {invalid}")
+        updates = {k: v for k, v in kwargs.items() if v is not None}
+        if not updates:
+            return self._fetch_one("SELECT * FROM prep_tasks WHERE id = ?", (task_id,))
+        set_clause = ", ".join(f"{k} = ?" for k in updates)
+        values = list(updates.values()) + [1, task_id]
+        self.conn.execute(
+            f"UPDATE prep_tasks SET {set_clause}, user_edited = ? WHERE id = ?",
+            values,
+        )
+        self.conn.commit()
+        return self._fetch_one("SELECT * FROM prep_tasks WHERE id = ?", (task_id,))
+
+    # ── community ─────────────────────────────────────────────────────────
+
     def get_current_pseudonym(self, directus_user_id: str) -> str | None:
         """Return the current community pseudonym for this user, or None if not set."""
         cur = self.conn.execute(
diff --git a/app/main.py b/app/main.py
index 5783585..0e79e63 100644
--- a/app/main.py
+++ b/app/main.py
@@ -9,6 +9,7 @@ from fastapi.middleware.cors import CORSMiddleware
 
 from app.api.routes import api_router
 from app.core.config import settings
+from app.services.meal_plan.affiliates import register_kiwi_programs
 
 logger = logging.getLogger(__name__)
 
@@ -17,6 +18,7 @@ logger = logging.getLogger(__name__)
 async def lifespan(app: FastAPI):
     logger.info("Starting Kiwi API...")
     settings.ensure_dirs()
+    register_kiwi_programs()
 
     # Start LLM background task scheduler
     from app.tasks.scheduler import get_scheduler
diff --git a/app/models/schemas/meal_plan.py b/app/models/schemas/meal_plan.py
new file mode 100644
index 0000000..6e1a678
--- /dev/null
+++ b/app/models/schemas/meal_plan.py
@@ -0,0 +1,96 @@
+# app/models/schemas/meal_plan.py
+"""Pydantic schemas for meal planning endpoints."""
+from __future__ import annotations
+
+from datetime import date as _date
+
+from pydantic import BaseModel, Field, field_validator
+
+
+VALID_MEAL_TYPES = {"breakfast", "lunch", "dinner", "snack"}
+
+
+class CreatePlanRequest(BaseModel):
+    week_start: _date
+    meal_types: list[str] = Field(default_factory=lambda: ["dinner"])
+
+    @field_validator("week_start")
+    @classmethod
+    def must_be_monday(cls, v: _date) -> _date:
+        if v.weekday() != 0:
+            raise ValueError("week_start must be a Monday (weekday 0)")
+        return v
+
+
+class UpsertSlotRequest(BaseModel):
+    recipe_id: int | None = None
+    servings: float = Field(2.0, gt=0)
+    custom_label: str | None = None
+
+
+class SlotSummary(BaseModel):
+    id: int
+    plan_id: int
+    day_of_week: int
+    meal_type: str
+    recipe_id: int | None
+    recipe_title: str | None
+    servings: float
+    custom_label: str | None
+
+
+class PlanSummary(BaseModel):
+    id: int
+    week_start: str
+    meal_types: list[str]
+    slots: list[SlotSummary]
+    created_at: str
+
+
+class RetailerLink(BaseModel):
+    retailer: str
+    label: str
+    url: str
+
+
+class GapItem(BaseModel):
+    ingredient_name: str
+    needed_raw: str | None      # e.g. "2 cups" from recipe text
+    have_quantity: float | None  # from pantry
+    have_unit: str | None
+    covered: bool               # True = pantry has it
+    retailer_links: list[RetailerLink] = Field(default_factory=list)
+
+
+class ShoppingListResponse(BaseModel):
+    plan_id: int
+    gap_items: list[GapItem]
+    covered_items: list[GapItem]
+    disclosure: str | None = None  # affiliate disclosure text when links present
+
+
+class PrepTaskSummary(BaseModel):
+    id: int
+    recipe_id: int | None
+    task_label: str
+    duration_minutes: int | None
+    sequence_order: int
+    equipment: str | None
+    is_parallel: bool
+    notes: str | None
+    user_edited: bool
+
+
+class PrepSessionSummary(BaseModel):
+    id: int
+    plan_id: int
+    scheduled_date: str
+    status: str
+    tasks: list[PrepTaskSummary]
+
+
+class UpdatePrepTaskRequest(BaseModel):
+    duration_minutes: int | None = None
+    sequence_order: int | None = None
+    notes: str | None = None
+    equipment: str | None = None
diff --git a/app/services/meal_plan/__init__.py b/app/services/meal_plan/__init__.py
new file mode 100644
index 0000000..245ab0b
--- /dev/null
+++ b/app/services/meal_plan/__init__.py
@@ -0,0 +1 @@
+"""Meal planning service layer — no FastAPI imports (extraction-ready for cf-core)."""
diff --git a/app/services/meal_plan/affiliates.py b/app/services/meal_plan/affiliates.py
new file mode 100644
index 0000000..b8085f7
--- /dev/null
+++ b/app/services/meal_plan/affiliates.py
@@ -0,0 +1,108 @@
+# app/services/meal_plan/affiliates.py
+"""Register Kiwi-specific affiliate programs and provide search URL builders.
+
+Called once at API startup. Programs not yet in core.affiliates are registered
+here. The actual affiliate IDs are read from environment variables at call
+time, so the process can start before accounts are approved (plain URLs
+returned when env vars are absent).
+"""
+from __future__ import annotations
+
+from urllib.parse import quote_plus
+
+from circuitforge_core.affiliates import AffiliateProgram, register_program, wrap_url
+
+
+# ── URL builders ──────────────────────────────────────────────────────────────
+
+def _walmart_search(url: str, affiliate_id: str) -> str:
+    sep = "&" if "?" in url else "?"
+    return f"{url}{sep}affil=apa&affiliateId={affiliate_id}"
+
+
+def _target_search(url: str, affiliate_id: str) -> str:
+    sep = "&" if "?" in url else "?"
+    return f"{url}{sep}afid={affiliate_id}"
+
+
+def _thrive_search(url: str, affiliate_id: str) -> str:
+    sep = "&" if "?" in url else "?"
+    return f"{url}{sep}raf={affiliate_id}"
+
+
+def _misfits_search(url: str, affiliate_id: str) -> str:
+    sep = "&" if "?" in url else "?"
+    return f"{url}{sep}ref={affiliate_id}"
+
+
+# ── Registration ──────────────────────────────────────────────────────────────
+
+def register_kiwi_programs() -> None:
+    """Register Kiwi retailer programs. Safe to call multiple times (idempotent)."""
+    register_program(AffiliateProgram(
+        name="Walmart",
+        retailer_key="walmart",
+        env_var="WALMART_AFFILIATE_ID",
+        build_url=_walmart_search,
+    ))
+    register_program(AffiliateProgram(
+        name="Target",
+        retailer_key="target",
+        env_var="TARGET_AFFILIATE_ID",
+        build_url=_target_search,
+    ))
+    register_program(AffiliateProgram(
+        name="Thrive Market",
+        retailer_key="thrive",
+        env_var="THRIVE_AFFILIATE_ID",
+        build_url=_thrive_search,
+    ))
+    register_program(AffiliateProgram(
+        name="Misfits Market",
+        retailer_key="misfits",
+        env_var="MISFITS_AFFILIATE_ID",
+        build_url=_misfits_search,
+    ))
+
+
+# ── Search URL helpers ─────────────────────────────────────────────────────────
+
+_SEARCH_TEMPLATES: dict[str, str] = {
+    "amazon":    "https://www.amazon.com/s?k={q}",
+    "instacart": "https://www.instacart.com/store/search_v3/term?term={q}",
+    "walmart":   "https://www.walmart.com/search?q={q}",
+    "target":    "https://www.target.com/s?searchTerm={q}",
+    "thrive":    "https://thrivemarket.com/search?q={q}",
+    "misfits":   "https://www.misfitsmarket.com/shop?search={q}",
+}
+
+KIWI_RETAILERS = list(_SEARCH_TEMPLATES.keys())
+
+
+def get_retailer_links(ingredient_name: str) -> list[dict]:
+    """Return affiliate-wrapped search links for *ingredient_name*.
+
+    Returns a list of dicts: {"retailer": str, "label": str, "url": str}.
+    Falls back to plain search URL when no affiliate ID is configured.
+    """
+    q = quote_plus(ingredient_name)
+    links = []
+    for key, template in _SEARCH_TEMPLATES.items():
+        plain_url = template.format(q=q)
+        try:
+            affiliate_url = wrap_url(plain_url, retailer=key)
+        except Exception:
+            affiliate_url = plain_url
+        links.append({"retailer": key, "label": _label(key), "url": affiliate_url})
+    return links
+
+
+def _label(key: str) -> str:
+    return {
+        "amazon": "Amazon",
+        "instacart": "Instacart",
+        "walmart": "Walmart",
+        "target": "Target",
+        "thrive": "Thrive Market",
+        "misfits": "Misfits Market",
+    }.get(key, key.title())
diff --git a/app/services/meal_plan/llm_planner.py b/app/services/meal_plan/llm_planner.py
new file mode 100644
index 0000000..11859b4
--- /dev/null
+++ b/app/services/meal_plan/llm_planner.py
@@ -0,0 +1,91 @@
+# app/services/meal_plan/llm_planner.py
+# BSL 1.1 — LLM feature
+"""LLM-assisted full-week meal plan generation.
+
+Returns suggestions for human review — never writes to the DB directly.
+The API endpoint presents the suggestions and waits for user approval
+before calling store.upsert_slot().
+
+Routing: pass a router from get_meal_plan_router() in llm_router.py.
+Cloud: cf-text via cf-orch (3B-7B GGUF, ~2GB VRAM).
+Local: LLMRouter (ollama / vllm / openai-compat per llm.yaml).
+"""
+from __future__ import annotations
+
+import json
+import logging
+from dataclasses import dataclass
+
+logger = logging.getLogger(__name__)
+
+_PLAN_SYSTEM = """\
+You are a practical meal planning assistant. Given a pantry inventory and
+dietary preferences, suggest a week of dinners (or other configured meals).
+
+Prioritise ingredients that are expiring soon. Prefer variety across the week.
+Respect all dietary restrictions.
+
+Respond with a JSON array only — no prose, no markdown fences.
+Each item: {"day": 0-6, "meal_type": "dinner", "recipe_id": <int or null>, "suggestion": "<recipe name>"}
+
+day 0 = Monday, day 6 = Sunday.
+If you cannot match a known recipe_id, set recipe_id to null and provide a suggestion name.
+"""
+
+
+@dataclass(frozen=True)
+class PlanSuggestion:
+    day: int            # 0 = Monday
+    meal_type: str
+    recipe_id: int | None
+    suggestion: str     # human-readable name
+
+
+def generate_plan(
+    pantry_items: list[str],
+    meal_types: list[str],
+    dietary_notes: str,
+    router,
+) -> list[PlanSuggestion]:
+    """Return a list of PlanSuggestion for user review.
+
+    Never writes to DB — caller must upsert slots after user approves.
+    Returns an empty list if router is None or response is unparseable.
+    """
+    if router is None:
+        return []
+
+    pantry_text = "\n".join(f"- {item}" for item in pantry_items[:50])
+    meal_text = ", ".join(meal_types)
+    user_msg = (
+        f"Meal types: {meal_text}\n"
+        f"Dietary notes: {dietary_notes or 'none'}\n\n"
+        f"Pantry (partial):\n{pantry_text}"
+    )
+
+    try:
+        response = router.complete(
+            system=_PLAN_SYSTEM,
+            user=user_msg,
+            max_tokens=512,
+            temperature=0.7,
+        )
+        items = json.loads(response.strip())
+        suggestions = []
+        for item in items:
+            if not isinstance(item, dict):
+                continue
+            day = item.get("day")
+            meal_type = item.get("meal_type", "dinner")
+            if not isinstance(day, int) or day < 0 or day > 6:
+                continue
+            suggestions.append(PlanSuggestion(
+                day=day,
+                meal_type=meal_type,
+                recipe_id=item.get("recipe_id"),
+                suggestion=str(item.get("suggestion", "")),
+            ))
+        return suggestions
+    except Exception as exc:
+        logger.debug("LLM plan generation failed: %s", exc)
+        return []
diff --git a/app/services/meal_plan/llm_router.py b/app/services/meal_plan/llm_router.py
new file mode 100644
index 0000000..4475b52
--- /dev/null
+++ b/app/services/meal_plan/llm_router.py
@@ -0,0 +1,96 @@
+# app/services/meal_plan/llm_router.py
+# BSL 1.1 — LLM feature
+"""Provide a router-compatible LLM client for meal plan generation tasks.
+
+Cloud (CF_ORCH_URL set):
+  Allocates a cf-text service via cf-orch (3B-7B GGUF, ~2GB VRAM).
+  Returns an _OrchTextRouter that wraps the cf-text HTTP endpoint
+  with a .complete(system, user, **kwargs) interface.
+
+Local / self-hosted (no CF_ORCH_URL):
+  Returns an LLMRouter instance which tries ollama, vllm, or any
+  backend configured in ~/.config/circuitforge/llm.yaml.
+
+Both paths expose the same interface so llm_timing.py and llm_planner.py
+need no knowledge of the backend.
+"""
+from __future__ import annotations
+
+import logging
+import os
+from contextlib import nullcontext
+
+logger = logging.getLogger(__name__)
+
+# cf-orch service name and VRAM budget for meal plan LLM tasks.
+# These are lighter than recipe_llm (4.0 GB) — cf-text handles them.
+_SERVICE_TYPE = "cf-text"
+_TTL_S = 120.0
+_CALLER = "kiwi-meal-plan"
+
+
+class _OrchTextRouter:
+    """Thin adapter that makes a cf-text HTTP endpoint look like LLMRouter."""
+
+    def __init__(self, base_url: str) -> None:
+        self._base_url = base_url.rstrip("/")
+
+    def complete(
+        self,
+        system: str = "",
+        user: str = "",
+        max_tokens: int = 512,
+        temperature: float = 0.7,
+        **_kwargs,
+    ) -> str:
+        from openai import OpenAI
+        client = OpenAI(base_url=self._base_url + "/v1", api_key="any")
+        messages = []
+        if system:
+            messages.append({"role": "system", "content": system})
+        messages.append({"role": "user", "content": user})
+        try:
+            model = client.models.list().data[0].id
+        except Exception:
+            model = "local"
+        resp = client.chat.completions.create(
+            model=model,
+            messages=messages,
+            max_tokens=max_tokens,
+            temperature=temperature,
+        )
+        return resp.choices[0].message.content or ""
+
+
+def get_meal_plan_router():
+    """Return an LLM client for meal plan tasks.
+
+    Tries cf-orch cf-text allocation first (cloud); falls back to LLMRouter
+    (local ollama/vllm). Returns None if no backend is available.
+    """
+    cf_orch_url = os.environ.get("CF_ORCH_URL")
+    if cf_orch_url:
+        try:
+            from circuitforge_orch.client import CFOrchClient
+            client = CFOrchClient(cf_orch_url)
+            ctx = client.allocate(
+                service=_SERVICE_TYPE,
+                ttl_s=_TTL_S,
+                caller=_CALLER,
+            )
+            alloc = ctx.__enter__()
+            if alloc is not None:
+                return _OrchTextRouter(alloc.url), ctx
+        except Exception as exc:
+            logger.debug("cf-orch cf-text allocation failed, falling back to LLMRouter: %s", exc)
+
+    # Local fallback: LLMRouter (ollama / vllm / openai-compat)
+    try:
+        from circuitforge_core.llm.router import LLMRouter
+        return LLMRouter(), nullcontext(None)
+    except FileNotFoundError:
+        logger.debug("LLMRouter: no llm.yaml and no LLM env vars — meal plan LLM disabled")
+        return None, nullcontext(None)
+    except Exception as exc:
+        logger.debug("LLMRouter init failed: %s", exc)
+        return None, nullcontext(None)
diff --git a/app/services/meal_plan/llm_timing.py b/app/services/meal_plan/llm_timing.py
new file mode 100644
index 0000000..8918b8b
--- /dev/null
+++ b/app/services/meal_plan/llm_timing.py
@@ -0,0 +1,65 @@
+# app/services/meal_plan/llm_timing.py
+# BSL 1.1 — LLM feature
+"""Estimate cook times for recipes missing corpus prep/cook time fields.
+
+Used only when tier allows `meal_plan_llm_timing`. Falls back gracefully
+when no LLM backend is available.
+
+Routing: pass a router from get_meal_plan_router() in llm_router.py.
+Cloud: cf-text via cf-orch (3B GGUF, ~2GB VRAM).
+Local: LLMRouter (ollama / vllm / openai-compat per llm.yaml).
+"""
+from __future__ import annotations
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+_TIMING_PROMPT = """\
+You are a practical cook. Given a recipe name and its ingredients, estimate:
+1. prep_time: minutes of active prep work (chopping, mixing, etc.)
+2. cook_time: minutes of cooking (oven, stovetop, etc.)
+
+Respond with ONLY two integers on separate lines:
+prep_time
+cook_time
+
+If you cannot estimate, respond with:
+0
+0
+"""
+
+
+def estimate_timing(recipe_name: str, ingredients: list[str], router) -> tuple[int | None, int | None]:
+    """Return (prep_minutes, cook_minutes) for a recipe using LLMRouter.
+
+    Returns (None, None) if the router is unavailable or the response is
+    unparseable. Never raises.
+
+    Args:
+        recipe_name: Name of the recipe.
+        ingredients: List of raw ingredient strings from the corpus.
+        router: An LLMRouter instance (from circuitforge_core.llm).
+    """
+    if router is None:
+        return None, None
+
+    ingredient_list = "\n".join(f"- {i}" for i in (ingredients or [])[:15])
+    prompt = f"Recipe: {recipe_name}\n\nIngredients:\n{ingredient_list}"
+
+    try:
+        response = router.complete(
+            system=_TIMING_PROMPT,
+            user=prompt,
+            max_tokens=16,
+            temperature=0.0,
+        )
+        lines = response.strip().splitlines()
+        prep = int(lines[0].strip()) if lines else 0
+        cook = int(lines[1].strip()) if len(lines) > 1 else 0
+        if prep == 0 and cook == 0:
+            return None, None
+        return prep or None, cook or None
+    except Exception as exc:
+        logger.debug("LLM timing estimation failed for %r: %s", recipe_name, exc)
+        return None, None
diff --git a/app/services/meal_plan/planner.py b/app/services/meal_plan/planner.py
new file mode 100644
index 0000000..ca1fdea
--- /dev/null
+++ b/app/services/meal_plan/planner.py
@@ -0,0 +1,26 @@
+# app/services/meal_plan/planner.py
+"""Plan and slot orchestration — thin layer over Store.
+
+No FastAPI imports. Provides helpers used by the API endpoint.
+"""
+from __future__ import annotations
+
+from app.db.store import Store
+from app.models.schemas.meal_plan import VALID_MEAL_TYPES
+
+
+def create_plan(store: Store, week_start: str, meal_types: list[str]) -> dict:
+    """Create a plan, filtering meal_types to valid values only."""
+    valid = [t for t in meal_types if t in VALID_MEAL_TYPES]
+    if not valid:
+        valid = ["dinner"]
+    return store.create_meal_plan(week_start, valid)
+
+
+def get_plan_with_slots(store: Store, plan_id: int) -> dict | None:
+    """Return a plan row with its slots list attached, or None."""
+    plan = store.get_meal_plan(plan_id)
+    if plan is None:
+        return None
+    slots = store.get_plan_slots(plan_id)
+    return {**plan, "slots": slots}
diff --git a/app/services/meal_plan/prep_scheduler.py b/app/services/meal_plan/prep_scheduler.py
new file mode 100644
index 0000000..e627f65
--- /dev/null
+++ b/app/services/meal_plan/prep_scheduler.py
@@ -0,0 +1,91 @@
+# app/services/meal_plan/prep_scheduler.py
+"""Sequence prep tasks for a batch cooking session.
+
+Pure function — no DB or network calls. Sorts tasks by equipment priority
+(oven first to maximise oven utilisation) then assigns sequence_order.
+"""
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+_EQUIPMENT_PRIORITY = {"oven": 0, "stovetop": 1, "cold": 2, "no-heat": 3}
+_DEFAULT_PRIORITY = 4
+
+
+@dataclass(frozen=True)
+class PrepTask:
+    recipe_id: int | None
+    slot_id: int | None
+    task_label: str
+    duration_minutes: int | None
+    sequence_order: int
+    equipment: str | None
+    is_parallel: bool = False
+    notes: str | None = None
+    user_edited: bool = False
+
+
+def _total_minutes(recipe: dict) -> int | None:
+    prep = recipe.get("prep_time")
+    cook = recipe.get("cook_time")
+    if prep is None and cook is None:
+        return None
+    return (prep or 0) + (cook or 0)
+
+
+def _equipment(recipe: dict) -> str | None:
+    # Corpus recipes don't have an explicit equipment field; use test helper
+    # field if present, otherwise infer from cook_time (long = oven heuristic).
+    if "_equipment" in recipe:
+        return recipe["_equipment"]
+    minutes = _total_minutes(recipe)
+    if minutes and minutes >= 45:
+        return "oven"
+    return "stovetop"
+
+
+def build_prep_tasks(slots: list[dict], recipes: list[dict]) -> list[PrepTask]:
+    """Return a sequenced list of PrepTask objects from plan slots + recipe rows.
+
+    Algorithm:
+    1. Build a recipe_id → recipe dict lookup.
+    2. Create one task per slot that has a recipe assigned.
+    3. Sort by equipment priority (oven first).
+    4. Assign contiguous sequence_order starting at 1.
+    """
+    if not slots or not recipes:
+        return []
+
+    recipe_map: dict[int, dict] = {r["id"]: r for r in recipes}
+    raw_tasks: list[tuple[int, dict]] = []  # (priority, kwargs)
+
+    for slot in slots:
+        recipe_id = slot.get("recipe_id")
+        if not recipe_id:
+            continue
+        recipe = recipe_map.get(recipe_id)
+        if not recipe:
+            continue
+
+        eq = _equipment(recipe)
+        priority = _EQUIPMENT_PRIORITY.get(eq or "", _DEFAULT_PRIORITY)
+        raw_tasks.append((priority, {
+            "recipe_id": recipe_id,
+            "slot_id": slot.get("id"),
+            "task_label": recipe.get("name", f"Recipe {recipe_id}"),
+            "duration_minutes": _total_minutes(recipe),
+            "equipment": eq,
+        }))
+
+    raw_tasks.sort(key=lambda t: t[0])
+    return [
+        PrepTask(
+            recipe_id=kw["recipe_id"],
+            slot_id=kw["slot_id"],
+            task_label=kw["task_label"],
+            duration_minutes=kw["duration_minutes"],
+            sequence_order=i,
+            equipment=kw["equipment"],
+        )
+        for i, (_, kw) in enumerate(raw_tasks, 1)
+    ]
diff --git a/app/services/meal_plan/shopping_list.py b/app/services/meal_plan/shopping_list.py
new file mode 100644
index 0000000..ea441ad
--- /dev/null
+++ b/app/services/meal_plan/shopping_list.py
@@ -0,0 +1,88 @@
+# app/services/meal_plan/shopping_list.py
+"""Compute a shopping list from a meal plan and current pantry inventory.
+
+Pure function — no DB or network calls. Takes plain dicts from the Store
+and returns GapItem dataclasses.
+"""
+from __future__ import annotations
+
+import re
+from dataclasses import dataclass, field
+
+
+@dataclass(frozen=True)
+class GapItem:
+    ingredient_name: str
+    needed_raw: str | None       # first quantity token from recipe text, e.g. "300g"
+    have_quantity: float | None  # pantry quantity when partial match
+    have_unit: str | None
+    covered: bool
+    retailer_links: list = field(default_factory=list)  # filled by API layer
+
+
+_QUANTITY_RE = re.compile(r"^(\d+[\d./]*\s*(?:g|kg|ml|l|oz|lb|cup|cups|tsp|tbsp|tbsps|tsps)?)\b", re.I)
+
+
+def _extract_quantity(ingredient_text: str) -> str | None:
+    """Pull the leading quantity string from a raw ingredient line."""
+    m = _QUANTITY_RE.match(ingredient_text.strip())
+    return m.group(1).strip() if m else None
+
+
+def _normalise(name: str) -> str:
+    """Lowercase, strip possessives and plural -s for fuzzy matching."""
+    return name.lower().strip().rstrip("s")
+
+
+def compute_shopping_list(
+    recipes: list[dict],
+    inventory: list[dict],
+) -> tuple[list[GapItem], list[GapItem]]:
+    """Return (gap_items, covered_items) for a list of recipe dicts + inventory dicts.
+
+    Deduplicates by normalised ingredient name — the first recipe's quantity
+    string wins when the same ingredient appears in multiple recipes.
+    """
+    if not recipes:
+        return [], []
+
+    # Build pantry lookup: normalised_name → inventory row
+    pantry: dict[str, dict] = {}
+    for item in inventory:
+        pantry[_normalise(item["name"])] = item
+
+    # Collect unique ingredients with their first quantity token
+    seen: dict[str, str | None] = {}  # normalised_name → needed_raw
+    for recipe in recipes:
+        names: list[str] = recipe.get("ingredient_names") or []
+        raw_lines: list[str] = recipe.get("ingredients") or []
+        for i, name in enumerate(names):
+            key = _normalise(name)
+            if key in seen:
+                continue
+            raw = raw_lines[i] if i < len(raw_lines) else ""
+            seen[key] = _extract_quantity(raw)
+
+    gaps: list[GapItem] = []
+    covered: list[GapItem] = []
+
+    for norm_name, needed_raw in seen.items():
+        pantry_row = pantry.get(norm_name)
+        if pantry_row:
+            covered.append(GapItem(
+                ingredient_name=norm_name,
+                needed_raw=needed_raw,
+                have_quantity=pantry_row.get("quantity"),
+                have_unit=pantry_row.get("unit"),
+                covered=True,
+            ))
+        else:
+            gaps.append(GapItem(
+                ingredient_name=norm_name,
+                needed_raw=needed_raw,
+                have_quantity=None,
+                have_unit=None,
+                covered=False,
+            ))
+
+    return gaps, covered
diff --git a/app/tiers.py b/app/tiers.py
index 1341999..1ce348c 100644
--- a/app/tiers.py
+++ b/app/tiers.py
@@ -16,6 +16,8 @@ KIWI_BYOK_UNLOCKABLE: frozenset[str] = frozenset({
     "expiry_llm_matching",
     "receipt_ocr",
     "style_classifier",
+    "meal_plan_llm",
+    "meal_plan_llm_timing",
     "community_fork_adapt",
 })
 
@@ -44,7 +46,10 @@ KIWI_FEATURES: dict[str, str] = {
     "receipt_ocr":           "paid",   # BYOK-unlockable
     "recipe_suggestions":    "paid",   # BYOK-unlockable
     "expiry_llm_matching":   "paid",   # BYOK-unlockable
-    "meal_planning":         "paid",
+    "meal_planning":         "free",
+    "meal_plan_config":       "paid",    # configurable meal types (breakfast/lunch/snack)
+    "meal_plan_llm":          "paid",    # LLM-assisted full-week plan generation; BYOK-unlockable
+    "meal_plan_llm_timing":   "paid",    # LLM time fill-in for recipes missing corpus times; BYOK-unlockable
     "dietary_profiles":      "paid",
     "style_picker":          "paid",
     "recipe_collections":    "paid",
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 066830e..cde0d78 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -46,6 +46,18 @@
           <span class="sidebar-label">Receipts</span>
         </button>
 
+        <button :class="['sidebar-item', { active: currentTab === 'mealplan' }]" @click="switchTab('mealplan')" aria-label="Meal Plan">
+          <svg class="nav-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true">
+            <rect x="3" y="4" width="18" height="16" rx="2"/>
+            <line x1="3" y1="9" x2="21" y2="9"/>
+            <line x1="8" y1="4" x2="8" y2="9"/>
+            <line x1="16" y1="4" x2="16" y2="9"/>
+            <line x1="7" y1="14" x2="11" y2="14"/>
+            <line x1="7" y1="17" x2="14" y2="17"/>
+          </svg>
+          <span class="sidebar-label">Meal Plan</span>
+        </button>
+
         <button :class="['sidebar-item', { active: currentTab === 'settings' }]" @click="switchTab('settings')">
           <svg class="nav-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round">
             <circle cx="12" cy="12" r="3"/>
@@ -79,6 +91,9 @@
           <div v-show="currentTab === 'settings'" class="tab-content fade-in">
             <SettingsView />
           </div>
+          <div v-show="currentTab === 'mealplan'" class="tab-content">
+            <MealPlanView />
+          </div>
         </div>
       </main>
     </div>
@@ -118,6 +133,17 @@
         </svg>
         <span class="nav-label">Settings</span>
       </button>
+      <button :class="['nav-item', { active: currentTab === 'mealplan' }]" @click="switchTab('mealplan')" aria-label="Meal Plan">
+        <svg class="nav-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true">
+          <rect x="3" y="4" width="18" height="16" rx="2"/>
+          <line x1="3" y1="9" x2="21" y2="9"/>
+          <line x1="8" y1="4" x2="8" y2="9"/>
+          <line x1="16" y1="4" x2="16" y2="9"/>
+          <line x1="7" y1="14" x2="11" y2="14"/>
+          <line x1="7" y1="17" x2="14" y2="17"/>
+        </svg>
+        <span class="nav-label">Meal Plan</span>
+      </button>
     </nav>
 
     <!-- Feedback FAB — hidden when FORGEJO_API_TOKEN not configured -->
@@ -163,12 +189,13 @@ import InventoryList from './components/InventoryList.vue'
 import ReceiptsView from './components/ReceiptsView.vue'
 import RecipesView from './components/RecipesView.vue'
 import SettingsView from './components/SettingsView.vue'
+import MealPlanView from './components/MealPlanView.vue'
 import FeedbackButton from './components/FeedbackButton.vue'
 import { useInventoryStore } from './stores/inventory'
 import { useEasterEggs } from './composables/useEasterEggs'
 import { householdAPI } from './services/api'
 
-type Tab = 'inventory' | 'receipts' | 'recipes' | 'settings'
+type Tab = 'inventory' | 'receipts' | 'recipes' | 'settings' | 'mealplan'
 
 const currentTab = ref<Tab>('recipes')
 const sidebarCollapsed = ref(false)
diff --git a/frontend/src/components/MealPlanGrid.vue b/frontend/src/components/MealPlanGrid.vue
new file mode 100644
index 0000000..6fdf0e6
--- /dev/null
+++ b/frontend/src/components/MealPlanGrid.vue
@@ -0,0 +1,126 @@
+<!-- frontend/src/components/MealPlanGrid.vue -->
+<template>
+  <div class="meal-plan-grid">
+    <!-- Collapsible header (mobile) -->
+    <div class="grid-toggle-row">
+      <span class="grid-label">This week</span>
+      <button
+        class="grid-toggle-btn"
+        :aria-expanded="!collapsed"
+        :aria-label="collapsed ? 'Show plan' : 'Hide plan'"
+        @click="collapsed = !collapsed"
+      >{{ collapsed ? 'Show plan' : 'Hide plan' }}</button>
+    </div>
+
+    <div v-show="!collapsed" class="grid-body">
+      <!-- Day headers -->
+      <div class="day-headers">
+        <div class="meal-type-col-spacer" />
+        <div
+          v-for="(day, i) in DAY_LABELS"
+          :key="i"
+          class="day-header"
+          :aria-label="day"
+        >{{ day }}</div>
+      </div>
+
+      <!-- One row per meal type -->
+      <div
+        v-for="mealType in activeMealTypes"
+        :key="mealType"
+        class="meal-row"
+      >
+        <div class="meal-type-label">{{ mealType }}</div>
+        <button
+          v-for="dayIndex in 7"
+          :key="dayIndex - 1"
+          class="slot-btn"
+          :class="{ filled: !!getSlot(dayIndex - 1, mealType) }"
+          :aria-label="`${DAY_LABELS[dayIndex - 1]} ${mealType}: ${getSlot(dayIndex - 1, mealType)?.recipe_title ?? 'empty'}`"
+          @click="$emit('slot-click', { dayOfWeek: dayIndex - 1, mealType })"
+        >
+          <span v-if="getSlot(dayIndex - 1, mealType)" class="slot-title">
+            {{ getSlot(dayIndex - 1, mealType)!.recipe_title ?? getSlot(dayIndex - 1, mealType)!.custom_label ?? '...' }}
+          </span>
+          <span v-else class="slot-empty" aria-hidden="true">+</span>
+        </button>
+      </div>
+
+      <!-- Add meal type row (Paid only) -->
+      <div v-if="canAddMealType" class="add-meal-type-row">
+        <button class="add-meal-type-btn" @click="$emit('add-meal-type')">
+          + Add meal type
+        </button>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref } from 'vue'
+import { useMealPlanStore } from '../stores/mealPlan'
+
+defineProps<{
+  activeMealTypes: string[]
+  canAddMealType: boolean
+}>()
+
+defineEmits<{
+  (e: 'slot-click', payload: { dayOfWeek: number; mealType: string }): void
+  (e: 'add-meal-type'): void
+}>()
+
+const store = useMealPlanStore()
+const { getSlot } = store
+
+const collapsed = ref(false)
+
+const DAY_LABELS = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
+</script>
+
+<style scoped>
+.meal-plan-grid { display: flex; flex-direction: column; gap: 0.5rem; }
+
+.grid-toggle-row {
+  display: flex; align-items: center; justify-content: space-between;
+  padding: 0.25rem 0;
+}
+.grid-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.07em; opacity: 0.6; }
+.grid-toggle-btn {
+  font-size: 0.75rem; background: none; border: none; cursor: pointer;
+  color: var(--color-accent); padding: 0.2rem 0.5rem;
+}
+
+.grid-body { display: flex; flex-direction: column; gap: 3px; }
+.day-headers { display: grid; grid-template-columns: 3rem repeat(7, 1fr); gap: 3px; }
+.meal-type-col-spacer { }
+.day-header { text-align: center; font-size: 0.7rem; font-weight: 700; padding: 3px; background: var(--color-surface-2); border-radius: 4px; }
+
+.meal-row { display: grid; grid-template-columns: 3rem repeat(7, 1fr); gap: 3px; align-items: start; }
+.meal-type-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.05em; opacity: 0.55; display: flex; align-items: center; font-weight: 600; }
+
+.slot-btn {
+  border: 1px dashed var(--color-border);
+  border-radius: 6px;
+  min-height: 44px;
+  background: var(--color-surface);
+  cursor: pointer;
+  padding: 4px;
+  display: flex; align-items: center; justify-content: center;
+  font-size: 0.65rem;
+  transition: border-color 0.15s, background 0.15s;
+  width: 100%;
+}
+.slot-btn:hover { border-color: var(--color-accent); }
+.slot-btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
+.slot-btn.filled { border-color: var(--color-success); background: var(--color-success-subtle); }
+.slot-title { text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; color: var(--color-text); }
+.slot-empty { opacity: 0.25; font-size: 1rem; }
+
+.add-meal-type-row { padding: 0.4rem 0 0.2rem; }
+.add-meal-type-btn { font-size: 0.75rem; background: none; border: none; cursor: pointer; color: var(--color-accent); padding: 0; }
+
+@media (max-width: 600px) {
+  .day-headers, .meal-row { grid-template-columns: 2.5rem repeat(7, 1fr); }
+}
+</style>
diff --git a/frontend/src/components/MealPlanView.vue b/frontend/src/components/MealPlanView.vue
new file mode 100644
index 0000000..7f6264e
--- /dev/null
+++ b/frontend/src/components/MealPlanView.vue
@@ -0,0 +1,153 @@
+<!-- frontend/src/components/MealPlanView.vue -->
+<template>
+  <div class="meal-plan-view">
+    <!-- Week picker + new plan button -->
+    <div class="plan-controls">
+      <select
+        class="week-select"
+        :value="activePlan?.id ?? ''"
+        aria-label="Select week"
+        @change="onSelectPlan(Number(($event.target as HTMLSelectElement).value))"
+      >
+        <option value="" disabled>Select a week...</option>
+        <option v-for="p in plans" :key="p.id" :value="p.id">
+          Week of {{ p.week_start }}
+        </option>
+      </select>
+      <button class="new-plan-btn" @click="onNewPlan">+ New week</button>
+    </div>
+
+    <template v-if="activePlan">
+      <!-- Compact expandable week grid (always visible) -->
+      <MealPlanGrid
+        :active-meal-types="activePlan.meal_types"
+        :can-add-meal-type="canAddMealType"
+        @slot-click="onSlotClick"
+        @add-meal-type="onAddMealType"
+      />
+
+      <!-- Panel tabs: Shopping List | Prep Schedule -->
+      <div class="panel-tabs" role="tablist" aria-label="Plan outputs">
+        <button
+          v-for="tab in TABS"
+          :key="tab.id"
+          role="tab"
+          :aria-selected="activeTab === tab.id"
+          :aria-controls="`tabpanel-${tab.id}`"
+          :id="`tab-${tab.id}`"
+          class="panel-tab"
+          :class="{ active: activeTab === tab.id }"
+          @click="activeTab = tab.id"
+        >{{ tab.label }}</button>
+      </div>
+
+      <div
+        v-show="activeTab === 'shopping'"
+        id="tabpanel-shopping"
+        role="tabpanel"
+        aria-labelledby="tab-shopping"
+        class="tab-panel"
+      >
+        <ShoppingListPanel @load="store.loadShoppingList()" />
+      </div>
+
+      <div
+        v-show="activeTab === 'prep'"
+        id="tabpanel-prep"
+        role="tabpanel"
+        aria-labelledby="tab-prep"
+        class="tab-panel"
+      >
+        <PrepSessionView @load="store.loadPrepSession()" />
+      </div>
+    </template>
+
+    <div v-else-if="!loading" class="empty-plan-state">
+      <p>No meal plan yet for this week.</p>
+      <button class="new-plan-btn" @click="onNewPlan">Start planning</button>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, onMounted } from 'vue'
+import { storeToRefs } from 'pinia'
+import { useMealPlanStore } from '../stores/mealPlan'
+import MealPlanGrid from './MealPlanGrid.vue'
+import ShoppingListPanel from './ShoppingListPanel.vue'
+import PrepSessionView from './PrepSessionView.vue'
+
+const TABS = [
+  { id: 'shopping', label: 'Shopping List' },
+  { id: 'prep',     label: 'Prep Schedule' },
+] as const
+
+type TabId = typeof TABS[number]['id']
+
+const store = useMealPlanStore()
+const { plans, activePlan, loading } = storeToRefs(store)
+
+const activeTab = ref<TabId>('shopping')
+
+// canAddMealType is a UI hint — backend enforces the paid gate authoritatively
+const canAddMealType = computed(() =>
+  (activePlan.value?.meal_types.length ?? 0) < 4
+)
+
+onMounted(() => store.loadPlans())
+
+async function onNewPlan() {
+  const today = new Date()
+  const day = today.getDay()
+  // Compute Monday of current week (getDay: 0=Sun, 1=Mon...)
+  const monday = new Date(today)
+  monday.setDate(today.getDate() - ((day + 6) % 7))
+  const weekStart = monday.toISOString().split('T')[0]
+  await store.createPlan(weekStart, ['dinner'])
+}
+
+async function onSelectPlan(planId: number) {
+  if (planId) await store.setActivePlan(planId)
+}
+
+function onSlotClick(_: { dayOfWeek: number; mealType: string }) {
+  // Recipe picker integration filed as follow-up
+}
+
+function onAddMealType() {
+  // Add meal type picker — Paid gate enforced by backend
+}
+</script>
+
+<style scoped>
+.meal-plan-view { display: flex; flex-direction: column; gap: 1rem; }
+
+.plan-controls { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
+.week-select {
+  flex: 1; padding: 0.4rem 0.6rem; border-radius: 6px;
+  border: 1px solid var(--color-border); background: var(--color-surface);
+  color: var(--color-text); font-size: 0.85rem;
+}
+.new-plan-btn {
+  padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.82rem;
+  background: var(--color-accent-subtle); color: var(--color-accent);
+  border: 1px solid var(--color-accent); cursor: pointer; white-space: nowrap;
+}
+.new-plan-btn:hover { background: var(--color-accent); color: white; }
+
+.panel-tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--color-border); padding-bottom: 0; }
+.panel-tab {
+  font-size: 0.82rem; padding: 0.4rem 1rem; border-radius: 6px 6px 0 0;
+  background: none; border: 1px solid transparent; border-bottom: none; cursor: pointer;
+  color: var(--color-text-secondary); transition: color 0.15s, background 0.15s;
+}
+.panel-tab.active {
+  color: var(--color-accent); background: var(--color-accent-subtle);
+  border-color: var(--color-border); border-bottom-color: transparent;
+}
+.panel-tab:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
+
+.tab-panel { padding-top: 0.75rem; }
+
+.empty-plan-state { text-align: center; padding: 2rem 0; opacity: 0.6; font-size: 0.9rem; }
+</style>
diff --git a/frontend/src/components/PrepSessionView.vue b/frontend/src/components/PrepSessionView.vue
new file mode 100644
index 0000000..9407abc
--- /dev/null
+++ b/frontend/src/components/PrepSessionView.vue
@@ -0,0 +1,115 @@
+<!-- frontend/src/components/PrepSessionView.vue -->
+<template>
+  <div class="prep-session-view">
+    <div v-if="loading" class="panel-loading">Building prep schedule...</div>
+
+    <template v-else-if="prepSession">
+      <p class="prep-intro">
+        Tasks are ordered to make the most of your oven and stovetop.
+        Edit any time estimate that looks wrong — your changes are saved.
+      </p>
+
+      <ol class="task-list" role="list">
+        <li
+          v-for="task in prepSession.tasks"
+          :key="task.id"
+          class="task-item"
+          :class="{ 'user-edited': task.user_edited }"
+        >
+          <div class="task-header">
+            <span class="task-order" aria-hidden="true">{{ task.sequence_order }}</span>
+            <span class="task-label">{{ task.task_label }}</span>
+            <span v-if="task.equipment" class="task-equip">{{ task.equipment }}</span>
+          </div>
+
+          <div class="task-meta">
+            <label class="duration-label">
+              Time estimate (min):
+              <input
+                type="number"
+                min="1"
+                class="duration-input"
+                :value="task.duration_minutes ?? ''"
+                :placeholder="task.duration_minutes ? '' : 'unknown'"
+                :aria-label="`Duration for ${task.task_label} in minutes`"
+                @change="onDurationChange(task.id, ($event.target as HTMLInputElement).value)"
+              />
+            </label>
+            <span v-if="task.user_edited" class="edited-badge" title="You edited this">edited</span>
+          </div>
+
+          <div v-if="task.notes" class="task-notes">{{ task.notes }}</div>
+        </li>
+      </ol>
+
+      <div v-if="!prepSession.tasks.length" class="empty-state">
+        No recipes assigned yet — add some to your plan first.
+      </div>
+    </template>
+
+    <div v-else class="empty-state">
+      <button class="load-btn" @click="$emit('load')">Build prep schedule</button>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { useMealPlanStore } from '../stores/mealPlan'
+import { storeToRefs } from 'pinia'
+
+defineEmits<{ (e: 'load'): void }>()
+
+const store = useMealPlanStore()
+const { prepSession, prepLoading: loading } = storeToRefs(store)
+
+async function onDurationChange(taskId: number, value: string) {
+  const minutes = parseInt(value, 10)
+  if (!isNaN(minutes) && minutes > 0) {
+    await store.updatePrepTask(taskId, { duration_minutes: minutes })
+  }
+}
+</script>
+
+<style scoped>
+.prep-session-view { display: flex; flex-direction: column; gap: 1rem; }
+.panel-loading { font-size: 0.85rem; opacity: 0.6; padding: 1rem 0; }
+.prep-intro { font-size: 0.82rem; opacity: 0.65; margin: 0; }
+
+.task-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }
+
+.task-item {
+  padding: 0.6rem 0.8rem; border-radius: 8px;
+  background: var(--color-surface-2); border: 1px solid var(--color-border);
+  display: flex; flex-direction: column; gap: 0.35rem;
+}
+.task-item.user-edited { border-color: var(--color-accent); }
+
+.task-header { display: flex; align-items: center; gap: 0.5rem; }
+.task-order {
+  width: 22px; height: 22px; border-radius: 50%;
+  background: var(--color-accent); color: white;
+  font-size: 0.7rem; font-weight: 700;
+  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
+}
+.task-label { flex: 1; font-size: 0.88rem; font-weight: 500; }
+.task-equip { font-size: 0.68rem; padding: 2px 6px; border-radius: 12px; background: var(--color-surface); opacity: 0.7; }
+
+.task-meta { display: flex; align-items: center; gap: 0.75rem; }
+.duration-label { font-size: 0.75rem; opacity: 0.7; display: flex; align-items: center; gap: 0.3rem; }
+.duration-input {
+  width: 52px; padding: 2px 4px; border-radius: 4px;
+  border: 1px solid var(--color-border); background: var(--color-surface);
+  font-size: 0.78rem; color: var(--color-text);
+}
+.duration-input:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; }
+.edited-badge { font-size: 0.65rem; opacity: 0.5; font-style: italic; }
+.task-notes { font-size: 0.75rem; opacity: 0.6; }
+
+.empty-state { font-size: 0.85rem; opacity: 0.55; padding: 1rem 0; text-align: center; }
+.load-btn {
+  font-size: 0.85rem; padding: 0.5rem 1.2rem;
+  background: var(--color-accent-subtle); color: var(--color-accent);
+  border: 1px solid var(--color-accent); border-radius: 20px; cursor: pointer;
+}
+.load-btn:hover { background: var(--color-accent); color: white; }
+</style>
diff --git a/frontend/src/components/ShoppingListPanel.vue b/frontend/src/components/ShoppingListPanel.vue
new file mode 100644
index 0000000..8cd0042
--- /dev/null
+++ b/frontend/src/components/ShoppingListPanel.vue
@@ -0,0 +1,112 @@
+<!-- frontend/src/components/ShoppingListPanel.vue -->
+<template>
+  <div class="shopping-list-panel">
+    <div v-if="loading" class="panel-loading">Loading shopping list...</div>
+
+    <template v-else-if="shoppingList">
+      <!-- Disclosure banner -->
+      <div v-if="shoppingList.disclosure && shoppingList.gap_items.length" class="disclosure-banner">
+        {{ shoppingList.disclosure }}
+      </div>
+
+      <!-- Gap items (need to buy) -->
+      <section v-if="shoppingList.gap_items.length" aria-label="Items to buy">
+        <h3 class="section-heading">To buy ({{ shoppingList.gap_items.length }})</h3>
+        <ul class="item-list" role="list">
+          <li v-for="item in shoppingList.gap_items" :key="item.ingredient_name" class="gap-item">
+            <label class="item-row">
+              <input type="checkbox" class="item-check" :aria-label="`Mark ${item.ingredient_name} as grabbed`" />
+              <span class="item-name">{{ item.ingredient_name }}</span>
+              <span v-if="item.needed_raw" class="item-qty gap">{{ item.needed_raw }}</span>
+            </label>
+            <div v-if="item.retailer_links.length" class="retailer-links">
+              <a
+                v-for="link in item.retailer_links"
+                :key="link.retailer"
+                :href="link.url"
+                target="_blank"
+                rel="noopener noreferrer sponsored"
+                class="retailer-link"
+                :aria-label="`Buy ${item.ingredient_name} at ${link.label}`"
+              >{{ link.label }}</a>
+            </div>
+          </li>
+        </ul>
+      </section>
+
+      <!-- Covered items (already in pantry) -->
+      <section v-if="shoppingList.covered_items.length" aria-label="Items already in pantry">
+        <h3 class="section-heading covered-heading">In your pantry ({{ shoppingList.covered_items.length }})</h3>
+        <ul class="item-list covered-list" role="list">
+          <li v-for="item in shoppingList.covered_items" :key="item.ingredient_name" class="covered-item">
+            <span class="check-icon" aria-hidden="true">✓</span>
+            <span class="item-name">{{ item.ingredient_name }}</span>
+            <span v-if="item.have_quantity" class="item-qty">{{ item.have_quantity }} {{ item.have_unit }}</span>
+          </li>
+        </ul>
+      </section>
+
+      <div v-if="!shoppingList.gap_items.length && !shoppingList.covered_items.length" class="empty-state">
+        No ingredients yet — add some recipes to your plan first.
+      </div>
+    </template>
+
+    <div v-else class="empty-state">
+      <button class="load-btn" @click="$emit('load')">Generate shopping list</button>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { useMealPlanStore } from '../stores/mealPlan'
+import { storeToRefs } from 'pinia'
+
+defineEmits<{ (e: 'load'): void }>()
+
+const store = useMealPlanStore()
+const { shoppingList, shoppingListLoading: loading } = storeToRefs(store)
+</script>
+
+<style scoped>
+.shopping-list-panel { display: flex; flex-direction: column; gap: 1rem; }
+.panel-loading { font-size: 0.85rem; opacity: 0.6; padding: 1rem 0; }
+
+.disclosure-banner {
+  font-size: 0.72rem; opacity: 0.55; padding: 0.4rem 0.6rem;
+  background: var(--color-surface-2); border-radius: 6px;
+}
+
+.section-heading { font-size: 0.8rem; font-weight: 600; margin: 0 0 0.5rem; }
+.covered-heading { opacity: 0.6; }
+
+.item-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
+
+.gap-item { display: flex; flex-direction: column; gap: 3px; padding: 6px 0; border-bottom: 1px solid var(--color-border); }
+.gap-item:last-child { border-bottom: none; }
+.item-row { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; }
+.item-check { width: 16px; height: 16px; flex-shrink: 0; }
+.item-name { flex: 1; font-size: 0.85rem; }
+.item-qty { font-size: 0.75rem; opacity: 0.7; }
+.item-qty.gap { color: var(--color-warning, #e88); opacity: 1; }
+
+.retailer-links { display: flex; flex-wrap: wrap; gap: 4px; padding-left: 1.5rem; }
+.retailer-link {
+  font-size: 0.68rem; padding: 2px 8px; border-radius: 20px;
+  background: var(--color-surface-2); color: var(--color-accent);
+  text-decoration: none; border: 1px solid var(--color-border);
+  transition: background 0.15s;
+}
+.retailer-link:hover { background: var(--color-accent-subtle); }
+.retailer-link:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
+
+.covered-item { display: flex; align-items: center; gap: 0.5rem; padding: 4px 0; opacity: 0.6; font-size: 0.82rem; }
+.check-icon { color: var(--color-success); font-size: 0.75rem; }
+
+.empty-state { font-size: 0.85rem; opacity: 0.55; padding: 1rem 0; text-align: center; }
+.load-btn {
+  font-size: 0.85rem; padding: 0.5rem 1.2rem;
+  background: var(--color-accent-subtle); color: var(--color-accent);
+  border: 1px solid var(--color-accent); border-radius: 20px; cursor: pointer;
+}
+.load-btn:hover { background: var(--color-accent); color: white; }
+</style>
diff --git a/frontend/src/services/api.ts b/frontend/src/services/api.ts
index 4865f4f..463f917 100644
--- a/frontend/src/services/api.ts
+++ b/frontend/src/services/api.ts
@@ -701,6 +701,112 @@ export const savedRecipesAPI = {
   },
 }
 
+// --- Meal Plan types ---
+
+export interface MealPlanSlot {
+  id: number
+  plan_id: number
+  day_of_week: number       // 0 = Monday
+  meal_type: string
+  recipe_id: number | null
+  recipe_title: string | null
+  servings: number
+  custom_label: string | null
+}
+
+export interface MealPlan {
+  id: number
+  week_start: string        // ISO date, e.g. "2026-04-13"
+  meal_types: string[]
+  slots: MealPlanSlot[]
+  created_at: string
+}
+
+export interface RetailerLink {
+  retailer: string
+  label: string
+  url: string
+}
+
+export interface GapItem {
+  ingredient_name: string
+  needed_raw: string | null
+  have_quantity: number | null
+  have_unit: string | null
+  covered: boolean
+  retailer_links: RetailerLink[]
+}
+
+export interface ShoppingList {
+  plan_id: number
+  gap_items: GapItem[]
+  covered_items: GapItem[]
+  disclosure: string | null
+}
+
+export interface PrepTask {
+  id: number
+  recipe_id: number | null
+  task_label: string
+  duration_minutes: number | null
+  sequence_order: number
+  equipment: string | null
+  is_parallel: boolean
+  notes: string | null
+  user_edited: boolean
+}
+
+export interface PrepSession {
+  id: number
+  plan_id: number
+  scheduled_date: string
+  status: 'draft' | 'reviewed' | 'done'
+  tasks: PrepTask[]
+}
+
+// --- Meal Plan API ---
+
+export const mealPlanAPI = {
+  async list(): Promise<MealPlan[]> {
+    const resp = await api.get<MealPlan[]>('/meal-plans/')
+    return resp.data
+  },
+
+  async create(weekStart: string, mealTypes: string[]): Promise<MealPlan> {
+    const resp = await api.post<MealPlan>('/meal-plans/', { week_start: weekStart, meal_types: mealTypes })
+    return resp.data
+  },
+
+  async get(planId: number): Promise<MealPlan> {
+    const resp = await api.get<MealPlan>(`/meal-plans/${planId}`)
+    return resp.data
+  },
+
+  async upsertSlot(planId: number, dayOfWeek: number, mealType: string, data: { recipe_id?: number | null; servings?: number; custom_label?: string | null }): Promise<MealPlanSlot> {
+    const resp = await api.put<MealPlanSlot>(`/meal-plans/${planId}/slots/${dayOfWeek}/${mealType}`, data)
+    return resp.data
+  },
+
+  async deleteSlot(planId: number, slotId: number): Promise<void> {
+    await api.delete(`/meal-plans/${planId}/slots/${slotId}`)
+  },
+
+  async getShoppingList(planId: number): Promise<ShoppingList> {
+    const resp = await api.get<ShoppingList>(`/meal-plans/${planId}/shopping-list`)
+    return resp.data
+  },
+
+  async getPrepSession(planId: number): Promise<PrepSession> {
+    const resp = await api.get<PrepSession>(`/meal-plans/${planId}/prep-session`)
+    return resp.data
+  },
+
+  async updatePrepTask(planId: number, taskId: number, data: Partial<Pick<PrepTask, 'duration_minutes' | 'sequence_order' | 'notes' | 'equipment'>>): Promise<PrepTask> {
+    const resp = await api.patch<PrepTask>(`/meal-plans/${planId}/prep-session/tasks/${taskId}`, data)
+    return resp.data
+  },
+}
+
 // ========== Browser Types ==========
 
 export interface BrowserDomain {
diff --git a/frontend/src/stores/mealPlan.ts b/frontend/src/stores/mealPlan.ts
new file mode 100644
index 0000000..2c50324
--- /dev/null
+++ b/frontend/src/stores/mealPlan.ts
@@ -0,0 +1,135 @@
+// frontend/src/stores/mealPlan.ts
+/**
+ * Meal Plan Store
+ *
+ * Manages the active week plan, shopping list, and prep session.
+ * Uses immutable update patterns — never mutates store state in place.
+ */
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+import {
+  mealPlanAPI,
+  type MealPlan,
+  type MealPlanSlot,
+  type ShoppingList,
+  type PrepSession,
+  type PrepTask,
+} from '../services/api'
+
+export const useMealPlanStore = defineStore('mealPlan', () => {
+  const plans = ref<MealPlan[]>([])
+  const activePlan = ref<MealPlan | null>(null)
+  const shoppingList = ref<ShoppingList | null>(null)
+  const prepSession = ref<PrepSession | null>(null)
+  const loading = ref(false)
+  const shoppingListLoading = ref(false)
+  const prepLoading = ref(false)
+
+  const slots = computed<MealPlanSlot[]>(() => activePlan.value?.slots ?? [])
+
+  function getSlot(dayOfWeek: number, mealType: string): MealPlanSlot | undefined {
+    return slots.value.find(s => s.day_of_week === dayOfWeek && s.meal_type === mealType)
+  }
+
+  async function loadPlans() {
+    loading.value = true
+    try {
+      plans.value = await mealPlanAPI.list()
+    } finally {
+      loading.value = false
+    }
+  }
+
+  async function createPlan(weekStart: string, mealTypes: string[]): Promise<MealPlan> {
+    const plan = await mealPlanAPI.create(weekStart, mealTypes)
+    plans.value = [plan, ...plans.value]
+    activePlan.value = plan
+    shoppingList.value = null
+    prepSession.value = null
+    return plan
+  }
+
+  async function setActivePlan(planId: number) {
+    loading.value = true
+    try {
+      activePlan.value = await mealPlanAPI.get(planId)
+      shoppingList.value = null
+      prepSession.value = null
+    } finally {
+      loading.value = false
+    }
+  }
+
+  async function upsertSlot(dayOfWeek: number, mealType: string, data: { recipe_id?: number | null; servings?: number; custom_label?: string | null }): Promise<void> {
+    if (!activePlan.value) return
+    const slot = await mealPlanAPI.upsertSlot(activePlan.value.id, dayOfWeek, mealType, data)
+    const current = activePlan.value
+    const idx = current.slots.findIndex(
+      s => s.day_of_week === dayOfWeek && s.meal_type === mealType
+    )
+    activePlan.value = {
+      ...current,
+      slots: idx >= 0
+        ? [...current.slots.slice(0, idx), slot, ...current.slots.slice(idx + 1)]
+        : [...current.slots, slot],
+    }
+    shoppingList.value = null
+    prepSession.value = null
+  }
+
+  async function clearSlot(dayOfWeek: number, mealType: string): Promise<void> {
+    if (!activePlan.value) return
+    const slot = getSlot(dayOfWeek, mealType)
+    if (!slot) return
+    await mealPlanAPI.deleteSlot(activePlan.value.id, slot.id)
+    activePlan.value = {
+      ...activePlan.value,
+      slots: activePlan.value.slots.filter(s => s.id !== slot.id),
+    }
+    shoppingList.value = null
+    prepSession.value = null
+  }
+
+  async function loadShoppingList(): Promise<void> {
+    if (!activePlan.value) return
+    shoppingListLoading.value = true
+    try {
+      shoppingList.value = await mealPlanAPI.getShoppingList(activePlan.value.id)
+    } finally {
+      shoppingListLoading.value = false
+    }
+  }
+
+  async function loadPrepSession(): Promise<void> {
+    if (!activePlan.value) return
+    prepLoading.value = true
+    try {
+      prepSession.value = await mealPlanAPI.getPrepSession(activePlan.value.id)
+    } finally {
+      prepLoading.value = false
+    }
+  }
+
+  async function updatePrepTask(taskId: number, data: Partial<Pick<PrepTask, 'duration_minutes' | 'sequence_order' | 'notes' | 'equipment'>>): Promise<void> {
+    if (!activePlan.value || !prepSession.value) return
+    const updated = await mealPlanAPI.updatePrepTask(activePlan.value.id, taskId, data)
+    const idx = prepSession.value.tasks.findIndex(t => t.id === taskId)
+    if (idx >= 0) {
+      prepSession.value = {
+        ...prepSession.value,
+        tasks: [
+          ...prepSession.value.tasks.slice(0, idx),
+          updated,
+          ...prepSession.value.tasks.slice(idx + 1),
+        ],
+      }
+    }
+  }
+
+  return {
+    plans, activePlan, shoppingList, prepSession,
+    loading, shoppingListLoading, prepLoading, slots,
+    getSlot, loadPlans, createPlan, setActivePlan,
+    upsertSlot, clearSlot, loadShoppingList, loadPrepSession, updatePrepTask,
+  }
+})
diff --git a/tests/api/test_meal_plans.py b/tests/api/test_meal_plans.py
new file mode 100644
index 0000000..176f0c4
--- /dev/null
+++ b/tests/api/test_meal_plans.py
@@ -0,0 +1,116 @@
+# tests/api/test_meal_plans.py
+"""Integration tests for /api/v1/meal-plans/ endpoints."""
+from __future__ import annotations
+
+import json
+from unittest.mock import MagicMock
+
+import pytest
+from fastapi.testclient import TestClient
+
+from app.cloud_session import get_session
+from app.db.session import get_store
+from app.main import app
+
+client = TestClient(app)
+
+
+def _make_session(tier: str = "free") -> MagicMock:
+    m = MagicMock()
+    m.tier = tier
+    m.has_byok = False
+    return m
+
+
+def _make_store() -> MagicMock:
+    m = MagicMock()
+    m.create_meal_plan.return_value = {
+        "id": 1, "week_start": "2026-04-14",
+        "meal_types": ["dinner"], "created_at": "2026-04-12T10:00:00",
+    }
+    m.list_meal_plans.return_value = []
+    m.get_meal_plan.return_value = None
+    m.get_plan_slots.return_value = []
+    m.upsert_slot.return_value = {
+        "id": 1, "plan_id": 1, "day_of_week": 0, "meal_type": "dinner",
+        "recipe_id": 42, "recipe_title": "Pasta", "servings": 2.0, "custom_label": None,
+    }
+    m.get_inventory.return_value = []
+    m.get_plan_recipes.return_value = []
+    m.get_prep_session_for_plan.return_value = None
+    m.create_prep_session.return_value = {
+        "id": 1, "plan_id": 1, "scheduled_date": "2026-04-13",
+        "status": "draft", "created_at": "2026-04-12T10:00:00",
+    }
+    m.get_prep_tasks.return_value = []
+    m.bulk_insert_prep_tasks.return_value = []
+    return m
+
+
+@pytest.fixture()
+def free_session():
+    session = _make_session("free")
+    store = _make_store()
+    app.dependency_overrides[get_session] = lambda: session
+    app.dependency_overrides[get_store] = lambda: store
+    yield store
+    app.dependency_overrides.clear()
+
+
+@pytest.fixture()
+def paid_session():
+    session = _make_session("paid")
+    store = _make_store()
+    app.dependency_overrides[get_session] = lambda: session
+    app.dependency_overrides[get_store] = lambda: store
+    yield store
+    app.dependency_overrides.clear()
+
+
+def test_create_plan_free_tier_locks_to_dinner(free_session):
+    resp = client.post("/api/v1/meal-plans/", json={
+        "week_start": "2026-04-13", "meal_types": ["breakfast", "dinner"]
+    })
+    assert resp.status_code == 200
+    # Free tier forced to dinner-only regardless of request
+    free_session.create_meal_plan.assert_called_once_with("2026-04-13", ["dinner"])
+
+
+def test_create_plan_paid_tier_respects_meal_types(paid_session):
+    resp = client.post("/api/v1/meal-plans/", json={
+        "week_start": "2026-04-13", "meal_types": ["breakfast", "lunch", "dinner"]
+    })
+    assert resp.status_code == 200
+    paid_session.create_meal_plan.assert_called_once_with(
+        "2026-04-13", ["breakfast", "lunch", "dinner"]
+    )
+
+
+def test_list_plans_returns_200(free_session):
+    resp = client.get("/api/v1/meal-plans/")
+    assert resp.status_code == 200
+    assert resp.json() == []
+
+
+def test_upsert_slot_returns_200(free_session):
+    free_session.get_meal_plan.return_value = {
+        "id": 1, "week_start": "2026-04-14", "meal_types": ["dinner"],
+        "created_at": "2026-04-12T10:00:00",
+    }
+    resp = client.put(
+        "/api/v1/meal-plans/1/slots/0/dinner",
+        json={"recipe_id": 42, "servings": 2.0},
+    )
+    assert resp.status_code == 200
+
+
+def test_get_shopping_list_returns_200(free_session):
+    free_session.get_meal_plan.return_value = {
+        "id": 1, "week_start": "2026-04-14", "meal_types": ["dinner"],
+        "created_at": "2026-04-12T10:00:00",
+    }
+    resp = client.get("/api/v1/meal-plans/1/shopping-list")
+    assert resp.status_code == 200
+    body = resp.json()
+    assert "gap_items" in body
+    assert "covered_items" in body
diff --git a/tests/api/test_recipe_build_endpoints.py b/tests/api/test_recipe_build_endpoints.py
index f40ed4c..8d21a89 100644
--- a/tests/api/test_recipe_build_endpoints.py
+++ b/tests/api/test_recipe_build_endpoints.py
@@ -4,14 +4,14 @@ from fastapi.testclient import TestClient
 
 
 @pytest.fixture
-def client(tmp_path):
+def client(tmp_path, monkeypatch):
     """FastAPI test client with a seeded in-memory DB."""
     import os
-    os.environ["KIWI_DB_PATH"] = str(tmp_path / "test.db")
+    db_path = tmp_path / "test.db"
     os.environ["CLOUD_MODE"] = "false"
-    from app.main import app
+    # Seed DB before app imports so migrations run and data is present
     from app.db.store import Store
-    store = Store(tmp_path / "test.db")
+    store = Store(db_path)
     store.conn.execute(
         "INSERT INTO products (name, barcode) VALUES (?,?)", ("chicken breast", None)
     )
@@ -25,6 +25,11 @@ def client(tmp_path):
         "INSERT INTO inventory_items (product_id, location, status) VALUES (2,'pantry','available')"
     )
     store.conn.commit()
+    store.close()
+    # Patch the module-level DB path used by local-mode session resolution
+    import app.cloud_session as _cs
+    monkeypatch.setattr(_cs, "_LOCAL_KIWI_DB", db_path)
+    from app.main import app
     return TestClient(app)
 
 
@@ -65,7 +70,7 @@ def test_post_build_returns_recipe(client):
     })
     assert resp.status_code == 200
     data = resp.json()
-    assert data["id"] == -1
+    assert data["id"] > 0  # persisted to DB with real integer ID
     assert len(data["directions"]) > 0
 
 
diff --git a/tests/services/test_meal_plan_prep_scheduler.py b/tests/services/test_meal_plan_prep_scheduler.py
new file mode 100644
index 0000000..39db27c
--- /dev/null
+++ b/tests/services/test_meal_plan_prep_scheduler.py
@@ -0,0 +1,55 @@
+# tests/services/test_meal_plan_prep_scheduler.py
+"""Unit tests for prep_scheduler.py — no DB or network."""
+from __future__ import annotations
+
+import pytest
+from app.services.meal_plan.prep_scheduler import PrepTask, build_prep_tasks
+
+
+def _recipe(id_: int, name: str, prep_time: int | None, cook_time: int | None, equipment: str) -> dict:
+    return {
+        "id": id_, "name": name,
+        "prep_time": prep_time, "cook_time": cook_time,
+        "_equipment": equipment,  # test helper field
+    }
+
+
+def _slot(slot_id: int, recipe: dict, day: int = 0) -> dict:
+    return {"id": slot_id, "recipe_id": recipe["id"], "day_of_week": day,
+            "meal_type": "dinner", "servings": 2.0}
+
+
+def test_builds_task_per_slot():
+    recipe = _recipe(1, "Pasta", 10, 20, "stovetop")
+    tasks = build_prep_tasks(
+        slots=[_slot(1, recipe)],
+        recipes=[recipe],
+    )
+    assert len(tasks) == 1
+    assert tasks[0].task_label == "Pasta"
+    assert tasks[0].duration_minutes == 30  # prep + cook
+
+
+def test_oven_tasks_scheduled_first():
+    oven_recipe = _recipe(1, "Roast Chicken", 10, 60, "oven")
+    stove_recipe = _recipe(2, "Rice", 2, 20, "stovetop")
+    tasks = build_prep_tasks(
+        slots=[_slot(1, stove_recipe), _slot(2, oven_recipe)],
+        recipes=[stove_recipe, oven_recipe],
+    )
+    orders = {t.task_label: t.sequence_order for t in tasks}
+    assert orders["Roast Chicken"] < orders["Rice"]
+
+
+def test_missing_corpus_time_leaves_duration_none():
+    recipe = _recipe(1, "Mystery Dish", None, None, "stovetop")
+    tasks = build_prep_tasks(slots=[_slot(1, recipe)], recipes=[recipe])
+    assert tasks[0].duration_minutes is None
+
+
+def test_sequence_order_is_contiguous_from_one():
+    recipes = [_recipe(i, f"Recipe {i}", 10, 10, "stovetop") for i in range(1, 4)]
+    slots = [_slot(i, r) for i, r in enumerate(recipes, 1)]
+    tasks = build_prep_tasks(slots=slots, recipes=recipes)
+    orders = sorted(t.sequence_order for t in tasks)
+    assert orders == [1, 2, 3]
diff --git a/tests/services/test_meal_plan_shopping_list.py b/tests/services/test_meal_plan_shopping_list.py
new file mode 100644
index 0000000..77d6b50
--- /dev/null
+++ b/tests/services/test_meal_plan_shopping_list.py
@@ -0,0 +1,51 @@
+# tests/services/test_meal_plan_shopping_list.py
+"""Unit tests for shopping_list.py — no network, no DB."""
+from __future__ import annotations
+
+import pytest
+from app.services.meal_plan.shopping_list import GapItem, compute_shopping_list
+
+
+def _recipe(ingredient_names: list[str], ingredients: list[str]) -> dict:
+    return {"ingredient_names": ingredient_names, "ingredients": ingredients}
+
+
+def _inv_item(name: str, quantity: float, unit: str) -> dict:
+    return {"name": name, "quantity": quantity, "unit": unit}
+
+
+def test_item_in_pantry_is_covered():
+    recipes = [_recipe(["pasta"], ["500g pasta"])]
+    inventory = [_inv_item("pasta", 400, "g")]
+    gaps, covered = compute_shopping_list(recipes, inventory)
+    assert len(covered) == 1
+    assert covered[0].ingredient_name == "pasta"
+    assert covered[0].covered is True
+    assert len(gaps) == 0
+
+
+def test_item_not_in_pantry_is_gap():
+    recipes = [_recipe(["chicken breast"], ["300g chicken breast"])]
+    inventory = []
+    gaps, covered = compute_shopping_list(recipes, inventory)
+    assert len(gaps) == 1
+    assert gaps[0].ingredient_name == "chicken breast"
+    assert gaps[0].covered is False
+    assert gaps[0].needed_raw == "300g"
+
+
+def test_duplicate_ingredient_across_recipes_deduplicates():
+    recipes = [
+        _recipe(["onion"], ["2 onions"]),
+        _recipe(["onion"], ["1 onion"]),
+    ]
+    inventory = []
+    gaps, _ = compute_shopping_list(recipes, inventory)
+    names = [g.ingredient_name for g in gaps]
+    assert names.count("onion") == 1
+
+
+def test_empty_plan_returns_empty_lists():
+    gaps, covered = compute_shopping_list([], [])
+    assert gaps == []
+    assert covered == []
diff --git a/tests/test_meal_plan_tiers.py b/tests/test_meal_plan_tiers.py
new file mode 100644
index 0000000..16da202
--- /dev/null
+++ b/tests/test_meal_plan_tiers.py
@@ -0,0 +1,27 @@
+# tests/test_meal_plan_tiers.py
+from app.tiers import can_use
+
+
+def test_meal_planning_is_free():
+    """Basic meal planning (dinner-only, manual) is available to free tier."""
+    assert can_use("meal_planning", "free") is True
+
+
+def test_meal_plan_config_requires_paid():
+    """Configurable meal types (breakfast/lunch/snack) require Paid."""
+    assert can_use("meal_plan_config", "free") is False
+    assert can_use("meal_plan_config", "paid") is True
+
+
+def test_meal_plan_llm_byok_unlockable():
+    """LLM plan generation is Paid but BYOK-unlockable on Free."""
+    assert can_use("meal_plan_llm", "free", has_byok=False) is False
+    assert can_use("meal_plan_llm", "free", has_byok=True) is True
+    assert can_use("meal_plan_llm", "paid") is True
+
+
+def test_meal_plan_llm_timing_byok_unlockable():
+    """LLM time estimation is Paid but BYOK-unlockable on Free."""
+    assert can_use("meal_plan_llm_timing", "free", has_byok=False) is False
+    assert can_use("meal_plan_llm_timing", "free", has_byok=True) is True
+    assert can_use("meal_plan_llm_timing", "paid") is True