diff --git a/web/src/components/nodes/GpuRow.vue b/web/src/components/nodes/GpuRow.vue
new file mode 100644
index 0000000..3de9cc5
--- /dev/null
+++ b/web/src/components/nodes/GpuRow.vue
@@ -0,0 +1,147 @@
+<script setup lang="ts">
+import { ref, computed } from 'vue'
+import ServiceBadge from './ServiceBadge.vue'
+
+interface GpuEntry {
+  gpu_id: number
+  card: string
+  vram_total_mb: number
+  vram_used_mb: number
+  vram_free_mb: number
+  temp_c: number | null
+  utilization_pct: number | null
+  compute_cap: number | null
+  services_assigned: string[]
+  services_running: string[]
+}
+
+interface ServiceInfo {
+  min_compute_cap: number
+  max_mb: number
+  catalog_size: number
+}
+
+const props = defineProps<{
+  gpu: GpuEntry
+  nodeId: string
+  profileLoaded: boolean
+  servicesCatalog: Record<string, ServiceInfo>
+}>()
+
+const emit = defineEmits<{ updated: [] }>()
+
+const saving = ref(false)
+const saveError = ref('')
+
+const vramPct = computed(() => {
+  if (!props.gpu.vram_total_mb) return 0
+  return Math.round((props.gpu.vram_used_mb / props.gpu.vram_total_mb) * 100)
+})
+
+function serviceState(svcName: string): 'running' | 'stopped' | 'assigned-only' | 'available' | 'incompatible' | 'unknown' {
+  const svc = props.servicesCatalog[svcName]
+  if (!svc) return 'unknown'
+  const cap = props.gpu.compute_cap ?? 0
+  if (cap < svc.min_compute_cap) return 'incompatible'
+  if (props.gpu.services_running.includes(svcName)) return 'running'
+  if (props.gpu.services_assigned.includes(svcName)) return 'stopped'
+  return 'available'
+}
+
+async function toggleService(svcName: string) {
+  if (!props.profileLoaded || saving.value) return
+  const current = [...props.gpu.services_assigned]
+  const removing = current.includes(svcName)
+  if (removing && !confirm(`Remove ${svcName} from GPU ${props.gpu.gpu_id}?`)) return
+  const next = removing ? current.filter(s => s !== svcName) : [...current, svcName]
+
+  saving.value = true
+  saveError.value = ''
+  try {
+    const r = await fetch(
+      `/api/nodes-mgmt/nodes/${props.nodeId}/gpu/${props.gpu.gpu_id}/services`,
+      {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ services: next }),
+      },
+    )
+    if (!r.ok) {
+      const data = await r.json().catch(() => ({}))
+      throw new Error((data as { detail?: string }).detail ?? `HTTP ${r.status}`)
+    }
+    const data = await r.json() as { ok: boolean; reloaded: boolean; warnings: string[] }
+    if (data.warnings?.length) saveError.value = `Saved (warning: ${data.warnings.join(', ')})`
+    emit('updated')
+  } catch (e) {
+    saveError.value = e instanceof Error ? e.message : 'Failed to update services'
+  } finally {
+    saving.value = false
+  }
+}
+</script>
+
+<template>
+  <div class="gpu-row">
+    <div class="gpu-info">
+      <span class="gpu-label">GPU {{ gpu.gpu_id }}: {{ gpu.card }}</span>
+      <span v-if="gpu.compute_cap != null" class="gpu-meta">sm{{ gpu.compute_cap }}</span>
+      <span v-if="gpu.temp_c != null" class="gpu-meta">{{ gpu.temp_c }}°C</span>
+      <span v-if="gpu.utilization_pct != null" class="gpu-meta">{{ gpu.utilization_pct }}%</span>
+    </div>
+
+    <div class="vram-wrap">
+      <div
+        class="vram-bar"
+        role="progressbar"
+        :aria-valuenow="gpu.vram_used_mb"
+        aria-valuemin="0"
+        :aria-valuemax="gpu.vram_total_mb"
+        :aria-label="`VRAM: ${gpu.vram_used_mb} of ${gpu.vram_total_mb} MB used`"
+      >
+        <div class="vram-fill" :style="{ width: `${vramPct}%` }" />
+      </div>
+      <span class="vram-text">{{ gpu.vram_used_mb }} / {{ gpu.vram_total_mb }} MB ({{ vramPct }}%)</span>
+    </div>
+
+    <div v-if="profileLoaded" class="services-row" aria-label="Service assignments">
+      <ServiceBadge
+        v-for="(_, svcName) in servicesCatalog"
+        :key="String(svcName)"
+        :service-name="String(svcName)"
+        :state="serviceState(String(svcName))"
+        :assigned="gpu.services_assigned.includes(String(svcName))"
+        :disabled="saving"
+        @toggle="toggleService(String(svcName))"
+      />
+    </div>
+
+    <div v-if="saveError" class="save-msg" role="alert">{{ saveError }}</div>
+  </div>
+</template>
+
+<style scoped>
+.gpu-row {
+  padding: 0.5rem 0.75rem;
+  border-radius: 4px;
+  background: var(--bg-secondary, #111);
+  display: flex;
+  flex-direction: column;
+  gap: 0.4rem;
+}
+.gpu-info { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; font-size: 0.875rem; }
+.gpu-label { font-weight: 500; }
+.gpu-meta { color: var(--text-secondary, #888); font-size: 0.8rem; }
+.vram-wrap { display: flex; align-items: center; gap: 0.5rem; }
+.vram-bar {
+  flex: 1;
+  height: 8px;
+  background: var(--bg-bar, #2a2a2a);
+  border-radius: 4px;
+  overflow: hidden;
+}
+.vram-fill { height: 100%; background: var(--color-primary, #4080ff); transition: width 0.3s; }
+.vram-text { font-size: 0.75rem; color: var(--text-secondary, #888); white-space: nowrap; }
+.services-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
+.save-msg { color: var(--color-warning, #ed8936); font-size: 0.8rem; }
+</style>
diff --git a/web/src/components/nodes/NodeCard.vue b/web/src/components/nodes/NodeCard.vue
new file mode 100644
index 0000000..5ad0ff3
--- /dev/null
+++ b/web/src/components/nodes/NodeCard.vue
@@ -0,0 +1,121 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+import GpuRow from './GpuRow.vue'
+import OllamaModelPanel from './OllamaModelPanel.vue'
+import HfNodeModelPanel from './HfNodeModelPanel.vue'
+
+interface GpuEntry {
+  gpu_id: number
+  card: string
+  vram_total_mb: number
+  vram_used_mb: number
+  vram_free_mb: number
+  temp_c: number | null
+  utilization_pct: number | null
+  compute_cap: number | null
+  services_assigned: string[]
+  services_running: string[]
+}
+
+interface ServiceInfo {
+  min_compute_cap: number
+  max_mb: number
+  catalog_size: number
+}
+
+interface NodeSummary {
+  node_id: string
+  online: boolean
+  agent_url: string
+  gpus: GpuEntry[]
+  profile_loaded: boolean
+  services_catalog: Record<string, ServiceInfo>
+}
+
+const props = defineProps<{ node: NodeSummary }>()
+const emit = defineEmits<{ updated: [] }>()
+
+const showOllama = ref(false)
+const showHf = ref(false)
+</script>
+
+<template>
+  <section class="node-card" :class="{ offline: !node.online }">
+    <header class="node-card-header">
+      <div class="node-identity">
+        <span
+          class="status-dot"
+          :class="node.online ? 'online' : 'offline'"
+          :aria-label="node.online ? 'Online' : 'Offline'"
+          role="img"
+        />
+        <h2 class="node-name">{{ node.node_id }}</h2>
+        <span class="node-agent">{{ node.agent_url }}</span>
+      </div>
+      <div v-if="node.profile_loaded" class="node-actions">
+        <button class="btn-secondary btn-sm" @click="showOllama = !showOllama">
+          {{ showOllama ? 'Hide Ollama' : 'Ollama' }}
+        </button>
+        <button class="btn-secondary btn-sm" @click="showHf = !showHf">
+          {{ showHf ? 'Hide Catalog' : 'Catalog' }}
+        </button>
+      </div>
+    </header>
+
+    <div v-if="!node.profile_loaded" class="no-profile" role="status">
+      No profile configured for this node. GPU stats are visible; service assignment is disabled.
+    </div>
+
+    <div class="gpu-list">
+      <GpuRow
+        v-for="gpu in node.gpus"
+        :key="gpu.gpu_id"
+        :gpu="gpu"
+        :node-id="node.node_id"
+        :profile-loaded="node.profile_loaded"
+        :services-catalog="node.services_catalog"
+        @updated="emit('updated')"
+      />
+    </div>
+
+    <OllamaModelPanel v-if="showOllama" :node-id="node.node_id" />
+    <HfNodeModelPanel
+      v-if="showHf"
+      :node-id="node.node_id"
+      :services-catalog="node.services_catalog"
+    />
+  </section>
+</template>
+
+<style scoped>
+.node-card {
+  border: 1px solid var(--border, #333);
+  border-radius: 8px;
+  padding: 1rem;
+  background: var(--bg-card, #1a1a1a);
+}
+.node-card.offline { opacity: 0.65; }
+.node-card-header {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: 0.5rem;
+  margin-bottom: 0.75rem;
+}
+.node-identity { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
+.node-name { margin: 0; font-size: 1rem; font-weight: 600; }
+.node-agent { color: var(--text-secondary, #888); font-size: 0.8rem; font-family: monospace; }
+.status-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
+.status-dot.online  { background: var(--color-success, #48bb78); }
+.status-dot.offline { background: var(--color-warning, #ed8936); }
+.node-actions { display: flex; gap: 0.5rem; flex-shrink: 0; }
+.no-profile {
+  padding: 0.6rem 0.75rem;
+  background: var(--bg-notice, #1e1e1e);
+  border-radius: 4px;
+  color: var(--text-secondary, #888);
+  font-size: 0.875rem;
+  margin-bottom: 0.5rem;
+}
+.gpu-list { display: flex; flex-direction: column; gap: 0.5rem; }
+</style>
diff --git a/web/src/components/nodes/ServiceBadge.vue b/web/src/components/nodes/ServiceBadge.vue
new file mode 100644
index 0000000..93ca73b
--- /dev/null
+++ b/web/src/components/nodes/ServiceBadge.vue
@@ -0,0 +1,81 @@
+<script setup lang="ts">
+type ServiceState =
+  | 'running'
+  | 'stopped'
+  | 'assigned-only'
+  | 'available'
+  | 'incompatible'
+  | 'vram-tight'
+  | 'unknown'
+
+const props = defineProps<{
+  serviceName: string
+  state: ServiceState
+  assigned: boolean
+  disabled?: boolean
+}>()
+
+const emit = defineEmits<{ toggle: [] }>()
+
+const STATE_LABELS: Record<string, string> = {
+  running: 'Running',
+  stopped: 'Stopped',
+  'assigned-only': 'Assigned',
+  available: 'Available',
+  incompatible: 'Incompatible',
+  'vram-tight': 'VRAM tight',
+  unknown: 'Unknown',
+}
+
+const STATE_ICONS: Record<string, string> = {
+  running: '▶',
+  stopped: '⏹',
+  'assigned-only': '📌',
+  available: '○',
+  incompatible: '✕',
+  'vram-tight': '⚠',
+  unknown: '?',
+}
+
+function handleToggle() {
+  if (!props.disabled && props.state !== 'incompatible') emit('toggle')
+}
+</script>
+
+<template>
+  <button
+    class="service-badge"
+    :class="[`state-${state}`, { assigned, 'is-disabled': disabled || state === 'incompatible' }]"
+    :aria-pressed="assigned"
+    :aria-label="`${serviceName}: ${STATE_LABELS[state] ?? state}${assigned ? ' (assigned)' : ''}`"
+    :disabled="disabled || state === 'incompatible'"
+    @click="handleToggle"
+  >
+    <span class="badge-icon" aria-hidden="true">{{ STATE_ICONS[state] ?? '?' }}</span>
+    <span class="badge-name">{{ serviceName }}</span>
+    <span class="badge-state">{{ STATE_LABELS[state] ?? state }}</span>
+  </button>
+</template>
+
+<style scoped>
+.service-badge {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.3rem;
+  padding: 0.2rem 0.5rem;
+  border-radius: 4px;
+  border: 1px solid var(--border, #333);
+  background: var(--bg-badge, #1e1e1e);
+  font-size: 0.75rem;
+  cursor: pointer;
+  transition: opacity 0.1s, border-color 0.1s;
+}
+.service-badge:hover:not(.is-disabled) { opacity: 0.8; }
+.service-badge.is-disabled { cursor: not-allowed; opacity: 0.5; }
+.service-badge.state-running  { border-color: var(--color-success, #48bb78); }
+.service-badge.state-stopped  { border-color: var(--color-warning, #ed8936); }
+.service-badge.state-assigned-only { border-color: var(--color-info, #4299e1); }
+.service-badge.state-incompatible  { border-color: var(--color-error, #fc8181); }
+.service-badge.state-vram-tight    { border-color: var(--color-warning, #ed8936); }
+.badge-state { color: var(--text-secondary, #888); }
+</style>