Fix Wikipedia lookups so discography questions do not break on JSON pages.

Use the Cerebras models available on free accounts.

Fix Cerebras LiteLLM routing and include all providers in the chain.

Use Cerebras first, then Google, then Groq on the Space.

Stop provider exhaustion from killing later questions on the Space.

Fix Cerebras and Gemini routing for LiteLLM on the Space.

Rotate to Cerebras and Google when Groq limits are hit.

Handle context and 413 errors when rotating Groq models.

Add more free Groq models to the fallback rotation.

Fix Groq fallback to use chat models that actually exist.

Improve Space reliability when Groq limits are hit.

Ship the full GAIA agent for course submission.