grok-4 · Grok
Grok, their latest and greatest flagship model, offers unparalleled performance in natural language, math, and reasoning – the perfect jack of all trades. The current pointing model version is grok-4-0709.
Grok, their latest and greatest flagship model, offers unparalleled performance in natural language, math, and reasoning – the perfect jack of all trades. The current pointing model version is grok-4-0709.
Grok 4 has a 256,000 token context window.
On AIHubMix, Grok 4 costs $3.3 per million input tokens and $16.5 per million output tokens. Cached input reads are billed at $0.825 per million tokens.
Grok 4 accepts text and image input.
Grok 4 supports function calling, structured outputs and thinking. Per-protocol parameter support is listed in the capability table on this page.
Grok 4 is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to grok-4 — no other code changes needed.
Grok 4 is developed by Grok. AIHubMix aggregates it alongside models from other providers behind one API and one bill.
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Use Grok 4 via the AIHubMix unified API — one interface for every major LLM.