feat: support opus 4.5

Author: devversion

package.json

@@ -51,7 +51,7 @@
     "wcs": "./runner/bin/cli.js"
   },
   "dependencies": {
-    "@ai-sdk/anthropic": "^2.0.45",
+    "@ai-sdk/anthropic": "^2.0.50",
     "@ai-sdk/google": "^2.0.39",
     "@ai-sdk/openai": "^2.0.71",
     "@ai-sdk/provider": "^2.0.0",

pnpm-lock.yaml

@@ -7,6 +7,9 @@ export const ANTHROPIC_MODELS = [
   'claude-opus-4.1-no-thinking',
   'claude-opus-4.1-with-thinking-16k',
   'claude-opus-4.1-with-thinking-32k',
+  'claude-opus-4.5-no-thinking',
+  'claude-opus-4.5-with-thinking-16k',
+  'claude-opus-4.5-with-thinking-32k',
   'claude-sonnet-4.5-no-thinking',
   'claude-sonnet-4.5-with-thinking-16k',
   'claude-sonnet-4.5-with-thinking-32k',
@@ -21,6 +24,9 @@ export async function getAiSdkModelOptionsForAnthropic(
     case 'claude-opus-4.1-no-thinking':
     case 'claude-opus-4.1-with-thinking-16k':
     case 'claude-opus-4.1-with-thinking-32k':
+    case 'claude-opus-4.5-no-thinking':
+    case 'claude-opus-4.5-with-thinking-16k':
+    case 'claude-opus-4.5-with-thinking-32k':
     case 'claude-sonnet-4.5-no-thinking':
     case 'claude-sonnet-4.5-with-thinking-16k':
     case 'claude-sonnet-4.5-with-thinking-32k': {
@@ -30,8 +36,13 @@ export async function getAiSdkModelOptionsForAnthropic(
         : modelName.endsWith('-32k')
           ? 32_000
           : 16_000;
-      const isOpus4_1Model = modelName.includes('opus-4.1');
-      const model = anthropic(isOpus4_1Model ? 'claude-opus-4-1' : 'claude-sonnet-4-5');
+      let apiModelName: Parameters<typeof anthropic>[0] = 'claude-sonnet-4-5';
+      if (modelName.includes('opus-4.1')) {
+        apiModelName = 'claude-opus-4-1';
+      } else if (modelName.includes('opus-4.5')) {
+        apiModelName = 'claude-opus-4.5';
+      }
+      const model = anthropic(apiModelName);
       return {
         model: thinkingEnabled
           ? wrapLanguageModel({