Assert 4096-token runtime defaults

src/engine/runtime-generate.test.ts

@@ -156,6 +156,7 @@ describe('BrowserEngineRuntime generation telemetry', () => {
     expect(result.tokenTrace).toBeNull();
     expect(completionOptions).not.toHaveProperty('logprobs');
     expect(completionOptions).not.toHaveProperty('top_logprobs');
+    expect(completionOptions).toMatchObject({ max_tokens: 4_096 });
   });
 
   it('streams separate live rates without trusting unstable first-token timings', async () => {
@@ -638,7 +639,7 @@ describe('BrowserEngineRuntime generation telemetry', () => {
           },
         }],
         toolChoice: 'required',
-        maxTokens: 2_000,
+        maxTokens: 4_096,
       },
       new AbortController().signal,
       (event) => events.push(event),
@@ -646,7 +647,7 @@ describe('BrowserEngineRuntime generation telemetry', () => {
 
     expect(completionOptions).toMatchObject({
       stream: true,
-      max_tokens: 2_000,
+      max_tokens: 4_096,
       tool_choice: 'required',
     });
     expect(completionOptions).not.toHaveProperty('logprobs');