SpaceXAI has released a new language model, Grok 4.6.

SpaceXAI has released a new language model, Grok 4.6. In terms of intelligence, Grok 4.6 is comparable to GPT-5.6 Sol from OpenAI and Claude Fable 5 from Anthropic. In the Artificial Analysis Intelligence Index ranking, the new model scored 61 points. This matches the performance of GPT-5.6 Sol and trails Fable 5 Max by just one point.