fix(providers): filter non-chat model types from Together model list

Author: waleedlatif1

apps/sim/app/api/providers/together/models/route.test.ts

@@ -236,4 +236,24 @@ describe('GET /api/providers/together/models', () => {
       'together/Qwen/Qwen2.5-72B-Instruct-Turbo',
     ])
   })
+
+  it('filters out non-chat model types (image, embedding, rerank, etc.)', async () => {
+    mutableEnv.TOGETHER_API_KEY = 'env-together-key'
+    mockFetch.mockResolvedValue(
+      okResponse([
+        { id: 'meta-llama/Llama-3.3-70B-Instruct-Turbo', type: 'chat' },
+        { id: 'black-forest-labs/FLUX.1-schnell', type: 'image' },
+        { id: 'BAAI/bge-large-en-v1.5', type: 'embedding' },
+        { id: 'Salesforce/Llama-Rank-V1', type: 'rerank' },
+        { id: 'openai/whisper-large-v3', type: 'transcribe' },
+      ])
+    )
+
+    const res = await GET(requestWithWorkspace())
+
+    expect(res.status).toBe(200)
+    expect(await res.json()).toEqual({
+      models: ['together/meta-llama/Llama-3.3-70B-Instruct-Turbo'],
+    })
+  })
 })

apps/sim/app/api/providers/together/models/route.ts

@@ -16,6 +16,17 @@ import { filterBlacklistedModels, isProviderBlacklisted } from '@/providers/util
 
 const logger = createLogger('TogetherModelsAPI')
 
+/** Together's catalog includes non-text models; only chat models work with chat completions. */
+const NON_CHAT_MODEL_TYPES = new Set([
+  'image',
+  'video',
+  'audio',
+  'transcribe',
+  'embedding',
+  'moderation',
+  'rerank',
+])
+
 export const GET = withRouteHandler(async (request: NextRequest) => {
   if (isProviderBlacklisted('together')) {
     logger.info('Together provider is blacklisted, returning empty models')
@@ -72,6 +83,7 @@ export const GET = withRouteHandler(async (request: NextRequest) => {
 
     const allModels: string[] = []
     for (const model of data) {
+      if (model.type && NON_CHAT_MODEL_TYPES.has(model.type)) continue
       allModels.push(`together/${model.id}`)
     }