Grok 4
xAILanguage modeling/generationQuestion answeringSearchVisual question answeringCharacter recognition (OCR)Image captioningQuantitative reasoning
Grok 4 is a frontier-class language modeling/generation model published by xAI in 2025 featuring 3000000000000.0 parameters.
About Grok 4
Grok 4 is the most intelligent model in the world. It includes native tool use and real-time search integration, and is available now to SuperGrok and Premium+ subscribers, as well as through the xAI API. We are also introducing a new SuperGrok Heavy
LLM pricing & performance
Full LLM page →Grok 4 is available via API — live cost, context, and benchmark data:
Input / 1M
$3.00
Output / 1M
$15.00
Context
256K
Tokens/sec
—
Details
- Provider
- xAI
- Task
- Language modeling/generation,Question answering,Search,Visual question answering,Character recognition (OCR),Image captioning,Quantitative reasoning
- Parameters
- 3000000000000.0
- Released
- 2025-07-09
- Open weights
- No