diff --git a/packages/stage-pages/src/pages/settings/airi-card/components/CardCreationDialog.vue b/packages/stage-pages/src/pages/settings/airi-card/components/CardCreationDialog.vue
index fc929ab90..2f2647787 100644
--- a/packages/stage-pages/src/pages/settings/airi-card/components/CardCreationDialog.vue
+++ b/packages/stage-pages/src/pages/settings/airi-card/components/CardCreationDialog.vue
@@ -4,6 +4,7 @@ import type { AiriExtension } from '@proj-airi/stage-ui/stores/modules/airi-card
 
 import kebabcase from '@stdlib/string-base-kebabcase'
 
+import { isCustomProvidersDisabled } from '@proj-airi/stage-shared'
 import { DEFAULT_ARTISTRY_WIDGET_INSTRUCTION } from '@proj-airi/stage-ui/constants/prompts/artistry-instruction'
 import { useDisplayModelsStore } from '@proj-airi/stage-ui/stores/display-models'
 import { useAiriCardStore } from '@proj-airi/stage-ui/stores/modules/airi-card'
@@ -155,9 +156,13 @@ const speechVoiceOptions = computed(() => {
 const artistryProviderOptions = computed(() => {
   return [
     { value: 'none', label: 'None (Disabled)' },
-    { value: 'replicate', label: 'Replicate' },
     { value: 'comfyui', label: 'ComfyUI' },
-    { value: 'nanobanana', label: 'Nano Banana' },
+    ...(isCustomProvidersDisabled()
+      ? []
+      : [
+          { value: 'replicate', label: 'Replicate' },
+          { value: 'nanobanana', label: 'Nano Banana' },
+        ]),
   ]
 })
 
diff --git a/packages/stage-pages/src/pages/settings/modules/artistry.vue b/packages/stage-pages/src/pages/settings/modules/artistry.vue
index e5d1802d7..24eb1b3c4 100644
--- a/packages/stage-pages/src/pages/settings/modules/artistry.vue
+++ b/packages/stage-pages/src/pages/settings/modules/artistry.vue
@@ -1,4 +1,5 @@
 <script setup lang="ts">
+import { isCustomProvidersDisabled } from '@proj-airi/stage-shared'
 import { RadioCardSimple } from '@proj-airi/stage-ui/components'
 import { useArtistryStore } from '@proj-airi/stage-ui/stores/modules/artistry'
 import { storeToRefs } from 'pinia'
@@ -26,20 +27,24 @@ const availableProviders = computed(() => [
     icon: 'i-solar:monitor-camera-bold-duotone',
     configRoute: '/settings/providers/artistry/comfyui',
   },
-  {
-    id: 'replicate',
-    name: t('settings.pages.modules.artistry.providers.replicate.name'),
-    description: t('settings.pages.modules.artistry.providers.replicate.description'),
-    icon: 'i-solar:cloud-upload-bold-duotone',
-    configRoute: '/settings/providers/artistry/replicate',
-  },
-  {
-    id: 'nanobanana',
-    name: t('settings.pages.modules.artistry.providers.nanobanana.name'),
-    description: t('settings.pages.modules.artistry.providers.nanobanana.description'),
-    icon: 'i-solar:gallery-round-bold-duotone',
-    configRoute: '/settings/providers/artistry/nanobanana',
-  },
+  ...(isCustomProvidersDisabled()
+    ? []
+    : [
+        {
+          id: 'replicate',
+          name: t('settings.pages.modules.artistry.providers.replicate.name'),
+          description: t('settings.pages.modules.artistry.providers.replicate.description'),
+          icon: 'i-solar:cloud-upload-bold-duotone',
+          configRoute: '/settings/providers/artistry/replicate',
+        },
+        {
+          id: 'nanobanana',
+          name: t('settings.pages.modules.artistry.providers.nanobanana.name'),
+          description: t('settings.pages.modules.artistry.providers.nanobanana.description'),
+          icon: 'i-solar:gallery-round-bold-duotone',
+          configRoute: '/settings/providers/artistry/nanobanana',
+        },
+      ]),
 ])
 </script>
 
diff --git a/packages/stage-pages/src/pages/settings/providers/index.vue b/packages/stage-pages/src/pages/settings/providers/index.vue
index a0344dcc7..d3ba78de7 100644
--- a/packages/stage-pages/src/pages/settings/providers/index.vue
+++ b/packages/stage-pages/src/pages/settings/providers/index.vue
@@ -2,6 +2,7 @@
 import type { ProviderSourceDeployment, ProviderSourcePricing } from '@proj-airi/stage-ui/libs/providers/source-metadata'
 import type { Ref } from 'vue'
 
+import { isCustomProvidersDisabled } from '@proj-airi/stage-shared'
 import { IconStatusItem, RippleGrid } from '@proj-airi/stage-ui/components'
 import { useAnalytics } from '@proj-airi/stage-ui/composables'
 import { useRippleGridState } from '@proj-airi/stage-ui/composables/use-ripple-grid-state'
@@ -69,36 +70,40 @@ const allArtistryProvidersMetadata = computed<ProviderSourceCard[]>(() => {
       beginnerRecommended: true,
       iconImage: undefined,
     },
-    {
-      id: 'replicate',
-      category: 'artistry',
-      icon: 'i-lobe-icons:replicate',
-      iconColor: 'i-lobe-icons:replicate-color',
-      name: 'Replicate',
-      localizedName: 'Replicate',
-      description: t('settings.pages.providers.categories.artistry.items.replicate.description'),
-      localizedDescription: t('settings.pages.providers.categories.artistry.items.replicate.description'),
-      configured: !!artistryStore.replicateApiKey,
-      to: '/settings/providers/artistry/replicate',
-      pricing: 'paid',
-      deployment: 'cloud',
-      iconImage: undefined,
-    },
-    {
-      id: 'nanobanana',
-      category: 'artistry',
-      icon: 'i-solar:gallery-round-bold-duotone',
-      iconColor: 'text-amber-500',
-      name: 'Nano Banana',
-      localizedName: 'Nano Banana',
-      description: t('settings.pages.providers.categories.artistry.items.nanobanana.description'),
-      localizedDescription: t('settings.pages.providers.categories.artistry.items.nanobanana.description'),
-      configured: !!artistryStore.nanobananaApiKey,
-      to: '/settings/providers/artistry/nanobanana',
-      pricing: 'free',
-      deployment: 'cloud',
-      iconImage: undefined,
-    },
+    ...(isCustomProvidersDisabled()
+      ? []
+      : [
+          {
+            id: 'replicate',
+            category: 'artistry',
+            icon: 'i-lobe-icons:replicate',
+            iconColor: 'i-lobe-icons:replicate-color',
+            name: 'Replicate',
+            localizedName: 'Replicate',
+            description: t('settings.pages.providers.categories.artistry.items.replicate.description'),
+            localizedDescription: t('settings.pages.providers.categories.artistry.items.replicate.description'),
+            configured: !!artistryStore.replicateApiKey,
+            to: '/settings/providers/artistry/replicate',
+            pricing: 'paid',
+            deployment: 'cloud',
+            iconImage: undefined,
+          },
+          {
+            id: 'nanobanana',
+            category: 'artistry',
+            icon: 'i-solar:gallery-round-bold-duotone',
+            iconColor: 'text-amber-500',
+            name: 'Nano Banana',
+            localizedName: 'Nano Banana',
+            description: t('settings.pages.providers.categories.artistry.items.nanobanana.description'),
+            localizedDescription: t('settings.pages.providers.categories.artistry.items.nanobanana.description'),
+            configured: !!artistryStore.nanobananaApiKey,
+            to: '/settings/providers/artistry/nanobanana',
+            pricing: 'free',
+            deployment: 'cloud',
+            iconImage: undefined,
+          },
+        ]),
   ]
 })
 
diff --git a/packages/stage-shared/src/env-vars.ts b/packages/stage-shared/src/env-vars.ts
index 894c64024..0a391dfb4 100644
--- a/packages/stage-shared/src/env-vars.ts
+++ b/packages/stage-shared/src/env-vars.ts
@@ -12,3 +12,7 @@ export function isEnvTruthy(value: string | undefined | null): boolean {
 export function isFluxPurchaseDisabled(): boolean {
   return isEnvTruthy(import.meta.env.VITE_DISABLE_FLUX_PURCHASE)
 }
+
+export function isCustomProvidersDisabled(): boolean {
+  return isEnvTruthy(import.meta.env.VITE_DISABLE_CUSTOM_PROVIDERS)
+}
diff --git a/packages/stage-ui/src/stores/providers.ts b/packages/stage-ui/src/stores/providers.ts
index 4f676f177..75b599f19 100644
--- a/packages/stage-ui/src/stores/providers.ts
+++ b/packages/stage-ui/src/stores/providers.ts
@@ -24,7 +24,7 @@ import type { ProviderOnboardingField } from '../libs/providers/types'
 import type { AliyunRealtimeSpeechExtraOptions } from './providers/aliyun/stream-transcription'
 
 import { errorMessageFrom } from '@moeru/std'
-import { isStageTamagotchi, isUrl } from '@proj-airi/stage-shared'
+import { isCustomProvidersDisabled, isStageTamagotchi, isUrl } from '@proj-airi/stage-shared'
 import { getCachedWebGPUCapabilities, isWebGPUSupported } from '@proj-airi/stage-shared/webgpu'
 import { computedAsync, useIntervalFn, useLocalStorage } from '@vueuse/core'
 import {
@@ -283,6 +283,7 @@ export const useProvidersStore = defineStore('providers', () => {
       descriptionKey: 'settings.pages.providers.provider.speech-noop.description',
       description: 'No speech output.',
       icon: 'i-solar:volume-cross-bold-duotone',
+      requiresCredentials: false,
       defaultOptions: () => ({}),
       createProvider: async () => ({
         speech: () => ({
@@ -857,6 +858,7 @@ export const useProvidersStore = defineStore('providers', () => {
       descriptionKey: 'settings.pages.providers.provider.browser-web-speech-api.description',
       description: 'Browser-native speech recognition. No API keys.',
       icon: 'i-solar:microphone-bold-duotone',
+      requiresCredentials: false,
       defaultOptions: () => ({
         language: 'en-US',
         continuous: true,
@@ -2033,6 +2035,7 @@ export const useProvidersStore = defineStore('providers', () => {
       descriptionKey: 'settings.pages.providers.provider.kokoro-local.description',
       description: 'Local text-to-speech using Kokoro-82M.',
       icon: 'i-lobe-icons:speaker',
+      requiresCredentials: false,
 
       defaultOptions: () => {
         const capabilities = getCachedWebGPUCapabilities()
@@ -2744,8 +2747,11 @@ export const useProvidersStore = defineStore('providers', () => {
       if (overrides[provider.id] === false)
         continue
 
-      const p = getProviderMetadata(provider.id)
-      const isAvailableBy = p.isAvailableBy || (() => true)
+      const metadata = getProviderMetadata(provider.id)
+      if (isCustomProvidersDisabled() && metadata.requiresCredentials !== false)
+        continue
+
+      const isAvailableBy = metadata.isAvailableBy || (() => true)
 
       const isAvailable = await isAvailableBy()
       if (isAvailable) {
diff --git a/vite-env.d.ts b/vite-env.d.ts
index 6a644979e..11dc7cd1d 100644
--- a/vite-env.d.ts
+++ b/vite-env.d.ts
@@ -2,6 +2,7 @@
 
 interface ImportMetaEnv {
   readonly VITE_DISABLE_FLUX_PURCHASE?: string
+  readonly VITE_DISABLE_CUSTOM_PROVIDERS?: string
   readonly VITE_ENABLE_POSTHOG?: string
   readonly VITE_POSTHOG_PROJECT_KEY_WEB?: string
   readonly VITE_POSTHOG_PROJECT_KEY_DESKTOP?: string