Grok 3 is a general purpose, reasoning AI model developed by xAI, part of the Grok family. It was released on 2025-02-17. Its tracked lifecycle status is active. It supports a context window of 131,072 tokens.
Specifications
- Organization
- xAI
- Model family
- Grok
- Generation
- 3
- Status
- active
- Released
- 2025-02-17
- Model type
- General Purpose, Reasoning
- Input modalities
- text, image
- Output modalities
- text
- Context window
- 131,072 tokens
- License
- Proprietary
- Weights
- closed weights
- Official API
- Yes
- Self-hostable
- No
- Last verified
- 2026-08-01
Related models in the Grok family
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