Grok 4.6

xAI's Grok 4.6 ties OpenAI's GPT-5.6 Sol on the Artificial Analysis Intelligence Index with a score of 61, trailing only Anthropic's Claude Opus 5 and Claude Fable 5. Pricing remains at $2/$6 per million tokens, undercutting both competitors by more than 60 percent.

xAI released Grok 4.6, claiming intelligence on par with OpenAI's GPT-5.6 Sol and just one point behind Anthropic's Claude Fable 5 Max on the Artificial Analysis Intelligence Index. The model is priced at $2 per million input tokens and $6 per million output tokens, with a faster variant at double that rate.

Vercel shipped @ai-sdk/xai version 2.0.86, a patch release that adds support for Grok 4.6 models in its xAI provider integration. The update lets developers using the Vercel AI SDK route requests to Grok 4.6 without custom API handling.

xAI has released Grok 4.6, a text-and-image model featuring a 500K token context window. The model is priced at $2.00 per million input tokens and $6.00 per million output tokens, and is available now through OpenRouter's API.