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Grok 4.1 Fast (Reasoning)
grok
xAI's fast agentic tool-calling model with a 2M context window and built-in reasoning
- Family
- grok
- Providers
- 3
- Context
- 2,000,000
- Output
- 30,000
- Knowledge
- -
- Weights
- Closed
- Input
- textimage
- Output
- text
- Release date
- 2025-11-19
- Updated
- 2025-11-19
Providers
Source: models.dev