Grok Code Fast 1
Speedy reasoning model built for agentic coding.
Economical with visible reasoning traces in responses. Designed for developer workflows where speed and transparency matter.
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The model supports a 256K context window.
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GPT 6 Astravs Grok Code Fast 1GPT 5.6 Lunavs Grok Code Fast 1
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Nemotron 3 Ultravs Grok Code Fast 1Frequently Asked Questions about Grok Code Fast 1▼
Who created Grok Code Fast 1?
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Grok Code Fast 1 was created by xAI.
Is Grok Code Fast 1 a reasoning model?
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No, Grok Code Fast 1 is not a reasoning model. It responds directly without an extended internal thinking step. For tasks requiring deep chain-of-thought reasoning, consider models like Claude, o-series from OpenAI, or Gemini Thinking.
Does Grok Code Fast 1 support image or vision input?
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No, Grok Code Fast 1 does not currently support image or vision input. It is a text-only model.
Does Grok Code Fast 1 support audio?
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No, Grok Code Fast 1 does not support audio input.
What is the context window of Grok Code Fast 1?
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Grok Code Fast 1 has a context window of 256K tokens, meaning it can process approximately 192,000 words of context at once.
Is Grok Code Fast 1 open source?
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Grok Code Fast 1 is a proprietary model developed by xAI. The model weights and training data are not publicly available.
Where can I use Grok Code Fast 1?
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You can chat with Grok Code Fast 1 on idapt.app — no separate API key required. idapt is an AI workspace with 200+ models, agents, computers, and tasks. You can also access Grok Code Fast 1 through xAI's own API or platform.