Summary: I replaced the “limited mode” fallback with a dynamic Wikipedia fallback on the server. When Grok is rate-limited or cooling down, the route now returns a normal 200 streamed answer built from Wikipedia summaries, so answers vary by question and include sources. I also removed the client’s canned fallback injection so you won’t see the same response for every query.

Summary: I added a server-side circuit breaker and a dynamic Wikipedia-based fallback that returns normal 200 assistant messages when Grok is rate-limited or unavailable, so answers vary per question. On the client, I removed the canned “limited mode” message and added a dynamic Wikipedia fallback in onError, ensuring users get helpful, question-specific answers even when the provider can’t be called.

I must always read a file before editing it to avoid overwriting important code. I will read the current files now, then apply targeted edits.

I must always read files before editing them. I have read app/api/chat/route.ts and components/chat-interface.tsx and will now apply targeted edits.

Summary: I added a dynamic Wikipedia fallback on the server and client. When Grok is rate-limited or unavailable, the server now returns a 200 assistant message built from a Wikipedia summary tailored to the user’s question (with source), falling back to local hospital guidance only if Wikipedia fails. The client onError also attempts Wikipedia before using the local rules, so you get varied, informative answers even without provider credits.

Summary: I prevented the 500 by safely parsing the request body and defaulting to an empty messages array when parsing fails. The route now always reaches the try/catch, returning Grok output when available or a dynamic Wikipedia/local fallback with 200 OK when not—so the chat responds to all questions rather than failing with “Internal server error.”