v0.5.70: router fix, anthropic agent response format adherence

Author: waleedlatif1

apps/sim/executor/handlers/evaluator/evaluator-handler.ts

@@ -4,9 +4,9 @@ import { createLogger } from '@sim/logger'
 import { eq } from 'drizzle-orm'
 import { refreshTokenIfNeeded } from '@/app/api/auth/oauth/utils'
 import type { BlockOutput } from '@/blocks/types'
-import { BlockType, DEFAULTS, EVALUATOR, HTTP } from '@/executor/constants'
+import { BlockType, DEFAULTS, EVALUATOR } from '@/executor/constants'
 import type { BlockHandler, ExecutionContext } from '@/executor/types'
-import { buildAPIUrl, extractAPIErrorMessage } from '@/executor/utils/http'
+import { buildAPIUrl, buildAuthHeaders, extractAPIErrorMessage } from '@/executor/utils/http'
 import { isJSONString, parseJSON, stringifyJSON } from '@/executor/utils/json'
 import { validateModelProvider } from '@/executor/utils/permission-check'
 import { calculateCost, getProviderFromModel } from '@/providers/utils'
@@ -143,9 +143,7 @@ export class EvaluatorBlockHandler implements BlockHandler {
 
       const response = await fetch(url.toString(), {
         method: 'POST',
-        headers: {
-          'Content-Type': HTTP.CONTENT_TYPE.JSON,
-        },
+        headers: await buildAuthHeaders(),
         body: stringifyJSON(providerRequest),
       })
 

apps/sim/executor/handlers/router/router-handler.ts

@@ -9,12 +9,12 @@ import type { BlockOutput } from '@/blocks/types'
 import {
   BlockType,
   DEFAULTS,
-  HTTP,
   isAgentBlockType,
   isRouterV2BlockType,
   ROUTER,
 } from '@/executor/constants'
 import type { BlockHandler, ExecutionContext } from '@/executor/types'
+import { buildAuthHeaders } from '@/executor/utils/http'
 import { validateModelProvider } from '@/executor/utils/permission-check'
 import { calculateCost, getProviderFromModel } from '@/providers/utils'
 import type { SerializedBlock } from '@/serializer/types'
@@ -118,9 +118,7 @@ export class RouterBlockHandler implements BlockHandler {
 
       const response = await fetch(url.toString(), {
         method: 'POST',
-        headers: {
-          'Content-Type': HTTP.CONTENT_TYPE.JSON,
-        },
+        headers: await buildAuthHeaders(),
         body: JSON.stringify(providerRequest),
       })
 
@@ -277,9 +275,7 @@ export class RouterBlockHandler implements BlockHandler {
 
       const response = await fetch(url.toString(), {
         method: 'POST',
-        headers: {
-          'Content-Type': HTTP.CONTENT_TYPE.JSON,
-        },
+        headers: await buildAuthHeaders(),
         body: JSON.stringify(providerRequest),
       })
 

apps/sim/package.json

@@ -24,7 +24,7 @@
   },
   "dependencies": {
     "@a2a-js/sdk": "0.3.7",
-    "@anthropic-ai/sdk": "^0.39.0",
+    "@anthropic-ai/sdk": "0.71.2",
     "@aws-sdk/client-bedrock-runtime": "3.940.0",
     "@aws-sdk/client-dynamodb": "3.940.0",
     "@aws-sdk/client-rds-data": "3.940.0",

apps/sim/providers/anthropic/index.ts

@@ -1,4 +1,5 @@
 import Anthropic from '@anthropic-ai/sdk'
+import { transformJSONSchema } from '@anthropic-ai/sdk/lib/transform-json-schema'
 import { createLogger } from '@sim/logger'
 import type { StreamingExecution } from '@/executor/types'
 import { MAX_TOOL_ITERATIONS } from '@/providers'
@@ -185,13 +186,10 @@ export const anthropicProvider: ProviderConfig = {
       const schema = request.responseFormat.schema || request.responseFormat
 
       if (useNativeStructuredOutputs) {
-        const schemaWithConstraints = {
-          ...schema,
-          additionalProperties: false,
-        }
+        const transformedSchema = transformJSONSchema(schema)
         payload.output_format = {
           type: 'json_schema',
-          schema: schemaWithConstraints,
+          schema: transformedSchema,
         }
         logger.info(`Using native structured outputs for model: ${modelId}`)
       } else {

bun.lock

@@ -71,6 +71,19 @@ vi.mock('@/executor/path')
 vi.mock('@/executor/resolver', () => ({
   InputResolver: vi.fn(),
 }))
+vi.mock('@/executor/utils/http', () => ({
+  buildAuthHeaders: vi.fn().mockResolvedValue({ 'Content-Type': 'application/json' }),
+  buildAPIUrl: vi.fn((path: string) => new URL(path, 'http://localhost:3000')),
+  extractAPIErrorMessage: vi.fn(async (response: Response) => {
+    const defaultMessage = `API request failed with status ${response.status}`
+    try {
+      const errorData = await response.json()
+      return errorData.error || defaultMessage
+    } catch {
+      return defaultMessage
+    }
+  }),
+}))
 
 // Specific block utilities
 vi.mock('@/blocks/blocks/router')