diff --git a/apps/web/src/app/api/openrouter/[...path]/route.ts b/apps/web/src/app/api/openrouter/[...path]/route.ts
index 4e8c1452a..731082e1a 100644
--- a/apps/web/src/app/api/openrouter/[...path]/route.ts
+++ b/apps/web/src/app/api/openrouter/[...path]/route.ts
@@ -23,6 +23,7 @@ import { sentryRootSpan } from '@/lib/getRootSpan';
 import {
   isFreeModel,
   isDeadFreeModel,
+  isExcludedForFeature,
   isKiloExclusiveFreeModel,
   isKiloStealthModel,
 } from '@/lib/models';
@@ -32,6 +33,7 @@ import {
   checkOrganizationModelRestrictions,
   dataCollectionRequiredResponse,
   extractFraudAndProjectHeaders,
+  featureExclusiveModelResponse,
   invalidPathResponse,
   invalidRequestResponse,
   makeErrorReadable,
@@ -227,6 +229,14 @@ export async function POST(request: NextRequest): Promise<NextResponseType<unkno
 
   const originalModelIdLowerCased = requestBodyParsed.body.model.toLowerCase();
 
+  // Reject early (before rate limiting) if the model is exclusive to other features.
+  if (isExcludedForFeature(originalModelIdLowerCased, feature)) {
+    console.warn(
+      `Model ${originalModelIdLowerCased} is not available for feature ${feature}; rejecting.`
+    );
+    return featureExclusiveModelResponse(originalModelIdLowerCased);
+  }
+
   // Extract IP for all requests (needed for free model rate limiting)
   const ipAddress = request.headers.get('x-forwarded-for')?.split(',')[0]?.trim();
   if (!ipAddress) {
diff --git a/apps/web/src/app/api/openrouter/models/route.ts b/apps/web/src/app/api/openrouter/models/route.ts
index 633c5c603..ec6e6e7ee 100644
--- a/apps/web/src/app/api/openrouter/models/route.ts
+++ b/apps/web/src/app/api/openrouter/models/route.ts
@@ -7,6 +7,8 @@ import { getUserFromAuth } from '@/lib/user.server';
 import { getDirectByokModelsForUser } from '@/lib/providers/direct-byok';
 import { unstable_cache } from 'next/cache';
 import { getAvailableModelsForOrganization } from '@/lib/organizations/organization-models';
+import { FEATURE_HEADER, validateFeatureHeader } from '@/lib/feature-detection';
+import { filterByFeature } from '@/lib/models';
 
 const getDirectByokModels = unstable_cache(
   (userId: string) => getDirectByokModelsForUser(userId),
@@ -28,15 +30,19 @@ async function tryGetUserFromAuth() {
  * curl -vvv 'http://localhost:3000/api/openrouter/models'
  */
 export async function GET(
-  _request: NextRequest
+  request: NextRequest
 ): Promise<NextResponse<{ error: string; message?: string } | OpenRouterModelsResponse>> {
+  const feature = validateFeatureHeader(request.headers.get(FEATURE_HEADER));
   const auth = await tryGetUserFromAuth();
   try {
     const result = auth?.organizationId
       ? await getAvailableModelsForOrganization(auth.organizationId)
       : null;
     if (result) {
-      return NextResponse.json(result);
+      return NextResponse.json({
+        ...result,
+        data: filterByFeature(result.data, feature),
+      });
     }
 
     const data = await getEnhancedOpenRouterModels();
@@ -44,7 +50,7 @@ export async function GET(
       return NextResponse.json(data);
     }
     const byokModels = auth?.user ? await getDirectByokModels(auth.user.id) : [];
-    return NextResponse.json({ data: data.data.concat(byokModels) });
+    return NextResponse.json({ data: filterByFeature(data.data.concat(byokModels), feature) });
   } catch (error) {
     captureException(error, {
       tags: { endpoint: 'openrouter/models' },
diff --git a/apps/web/src/app/api/organizations/[id]/models/route.ts b/apps/web/src/app/api/organizations/[id]/models/route.ts
index 295f785a1..cbeea6729 100644
--- a/apps/web/src/app/api/organizations/[id]/models/route.ts
+++ b/apps/web/src/app/api/organizations/[id]/models/route.ts
@@ -1,11 +1,15 @@
 import type { NextRequest } from 'next/server';
 import type { OpenRouterModelsResponse } from '@/lib/organizations/organization-types';
 import { handleTRPCRequest } from '@/lib/trpc-route-handler';
+import { FEATURE_HEADER, validateFeatureHeader } from '@/lib/feature-detection';
+import { filterByFeature } from '@/lib/models';
 
 export async function GET(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
   const organizationId = (await params).id;
+  const feature = validateFeatureHeader(request.headers.get(FEATURE_HEADER));
 
   return handleTRPCRequest<OpenRouterModelsResponse>(request, async caller => {
-    return caller.organizations.settings.listAvailableModels({ organizationId });
+    const result = await caller.organizations.settings.listAvailableModels({ organizationId });
+    return { ...result, data: filterByFeature(result.data, feature) };
   });
 }
diff --git a/apps/web/src/lib/llm-proxy-helpers.ts b/apps/web/src/lib/llm-proxy-helpers.ts
index 011039a72..4e957d5ee 100644
--- a/apps/web/src/lib/llm-proxy-helpers.ts
+++ b/apps/web/src/lib/llm-proxy-helpers.ts
@@ -263,6 +263,12 @@ export function modelDoesNotExistResponse() {
   );
 }
 
+export function featureExclusiveModelResponse(modelId: string) {
+  const exclusiveTo = kiloExclusiveModels.find(m => m.public_id === modelId)?.exclusive_to ?? [];
+  const error = `${modelId} is only available for ${exclusiveTo.join(', ')}. Use ${KILO_AUTO_FREE_MODEL.id} as a free alternative.`;
+  return NextResponse.json({ error, message: error }, { status: 403 });
+}
+
 export function storeAndPreviousResponseIdIsNotSupported() {
   const error = 'The store and previous_response_id fields are not supported.';
   return NextResponse.json({ error, message: error }, { status: 400 });
diff --git a/apps/web/src/lib/models.ts b/apps/web/src/lib/models.ts
index 7a485c903..cd718721c 100644
--- a/apps/web/src/lib/models.ts
+++ b/apps/web/src/lib/models.ts
@@ -2,6 +2,7 @@
  * Utility functions for working with AI models
  */
 
+import type { FeatureValue } from '@/lib/feature-detection';
 import {
   KILO_AUTO_BALANCED_MODEL,
   KILO_AUTO_FREE_MODEL,
@@ -91,3 +92,24 @@ export function isDeadFreeModel(model: string): boolean {
 export function findKiloExclusiveModel(model: string): KiloExclusiveModel | null {
   return kiloExclusiveModels.find(m => m.public_id === model && m.status !== 'disabled') ?? null;
 }
+
+/**
+ * Returns true if the model should be excluded for the given feature.
+ * A model is excluded when its `exclusive_to` list is non-empty, the feature is known,
+ * and the feature is not in `exclusive_to`.
+ * When feature is null (no header sent), the model is always included.
+ */
+export function isExcludedForFeature(modelId: string, feature: FeatureValue | null): boolean {
+  const model = kiloExclusiveModels.find(m => m.public_id === modelId);
+  if (!model?.exclusive_to.length) return false;
+  if (!feature) return false;
+  return !model.exclusive_to.includes(feature);
+}
+
+/** Filters out models that are not available for the given feature. */
+export function filterByFeature<T extends { id: string }>(
+  models: T[],
+  feature: FeatureValue | null
+): T[] {
+  return models.filter(m => !isExcludedForFeature(m.id, feature));
+}
diff --git a/apps/web/src/lib/providers/anthropic.constants.ts b/apps/web/src/lib/providers/anthropic.constants.ts
index c5ce8cfa7..7eeb7b99c 100644
--- a/apps/web/src/lib/providers/anthropic.constants.ts
+++ b/apps/web/src/lib/providers/anthropic.constants.ts
@@ -20,4 +20,5 @@ export const claude_sonnet_clawsetup_model: KiloExclusiveModel = {
   flags: ['reasoning', 'vision'],
   inference_provider: null,
   pricing: null,
+  exclusive_to: [],
 };
diff --git a/apps/web/src/lib/providers/arcee.ts b/apps/web/src/lib/providers/arcee.ts
index 3dc740e92..b73a0fc48 100644
--- a/apps/web/src/lib/providers/arcee.ts
+++ b/apps/web/src/lib/providers/arcee.ts
@@ -13,4 +13,5 @@ export const trinity_large_thinking_free_model: KiloExclusiveModel = {
   internal_id: 'arcee-ai/trinity-large-thinking',
   inference_provider: 'arcee-ai',
   pricing: null,
+  exclusive_to: ['kiloclaw', 'openclaw'],
 };
diff --git a/apps/web/src/lib/providers/bytedance.ts b/apps/web/src/lib/providers/bytedance.ts
index 6c4bc3f4f..60086b6e6 100644
--- a/apps/web/src/lib/providers/bytedance.ts
+++ b/apps/web/src/lib/providers/bytedance.ts
@@ -13,4 +13,5 @@ export const seed_20_pro_free_model: KiloExclusiveModel = {
   internal_id: 'seed-2-0-pro-260328',
   inference_provider: 'seed',
   pricing: null,
+  exclusive_to: [],
 };
diff --git a/apps/web/src/lib/providers/kilo-exclusive-model.ts b/apps/web/src/lib/providers/kilo-exclusive-model.ts
index e6a1361c4..44111ec2e 100644
--- a/apps/web/src/lib/providers/kilo-exclusive-model.ts
+++ b/apps/web/src/lib/providers/kilo-exclusive-model.ts
@@ -1,3 +1,4 @@
+import type { FeatureValue } from '@/lib/feature-detection';
 import type { OpenRouterInferenceProviderId } from '@/lib/providers/openrouter/inference-provider-id';
 import type { ProviderId } from '@/lib/providers/types';
 
@@ -30,6 +31,8 @@ export type KiloExclusiveModel = {
   internal_id: string;
   inference_provider: OpenRouterInferenceProviderId | null;
   pricing: Pricing | null;
+  /** Features allowed to use this model. Empty array means no restriction. */
+  exclusive_to: ReadonlyArray<FeatureValue>;
 };
 
 function formatPricePerMillionAsPerToken(price: number): string;
diff --git a/apps/web/src/lib/providers/minimax.ts b/apps/web/src/lib/providers/minimax.ts
index 7840618c7..1ab672e95 100644
--- a/apps/web/src/lib/providers/minimax.ts
+++ b/apps/web/src/lib/providers/minimax.ts
@@ -13,6 +13,7 @@ export const minimax_m25_free_model: KiloExclusiveModel = {
   internal_id: 'minimax/minimax-m2.5',
   inference_provider: null,
   pricing: null,
+  exclusive_to: [],
 };
 
 export function isMinimaxModel(model: string) {
diff --git a/apps/web/src/lib/providers/morph.ts b/apps/web/src/lib/providers/morph.ts
index 783cc5fee..05b1e1f32 100644
--- a/apps/web/src/lib/providers/morph.ts
+++ b/apps/web/src/lib/providers/morph.ts
@@ -13,4 +13,5 @@ export const morph_warp_grep_free_model: KiloExclusiveModel = {
   internal_id: 'morph-warp-grep-v2',
   inference_provider: 'morph',
   pricing: null,
+  exclusive_to: [],
 };
diff --git a/apps/web/src/lib/providers/openai.ts b/apps/web/src/lib/providers/openai.ts
index 072297254..5ecd76f3b 100644
--- a/apps/web/src/lib/providers/openai.ts
+++ b/apps/web/src/lib/providers/openai.ts
@@ -25,4 +25,5 @@ export const gpt_oss_20b_free_model: KiloExclusiveModel = {
   internal_id: 'openai/gpt-oss-20b',
   inference_provider: null,
   pricing: null,
+  exclusive_to: [],
 };
diff --git a/apps/web/src/lib/providers/qwen.ts b/apps/web/src/lib/providers/qwen.ts
index 5eadbc219..ca1ca3f45 100644
--- a/apps/web/src/lib/providers/qwen.ts
+++ b/apps/web/src/lib/providers/qwen.ts
@@ -37,4 +37,5 @@ export const qwen36_plus_model: KiloExclusiveModel = {
       );
     },
   },
+  exclusive_to: [],
 };
diff --git a/apps/web/src/lib/providers/stepfun.ts b/apps/web/src/lib/providers/stepfun.ts
index b9ed71660..28d6eb833 100644
--- a/apps/web/src/lib/providers/stepfun.ts
+++ b/apps/web/src/lib/providers/stepfun.ts
@@ -17,4 +17,5 @@ export const stepfun_35_flash_free_model: KiloExclusiveModel = {
   internal_id: 'stepfun/step-3.5-flash',
   inference_provider: null,
   pricing: null,
+  exclusive_to: [],
 };
diff --git a/apps/web/src/lib/providers/xai.ts b/apps/web/src/lib/providers/xai.ts
index f56217518..ea82adfed 100644
--- a/apps/web/src/lib/providers/xai.ts
+++ b/apps/web/src/lib/providers/xai.ts
@@ -14,6 +14,7 @@ export const grok_code_fast_1_optimized_free_model: KiloExclusiveModel = {
   internal_id: 'x-ai/grok-code-fast-1:optimized',
   inference_provider: 'stealth',
   pricing: null,
+  exclusive_to: [],
 };
 
 export function isXaiModel(requestedModel: string) {