X-Ai/Grok 4.1 Fast Reasoning | Sulat AI Models

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X-Ai/Grok 4.1 Fast Reasoning | Sulat AI Models

Model details

X-Ai/Grok 4.1 Fast Reasoning

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Qiniux-ai/grok-4.1-fast-reasoning

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Quick Info

Provider: Qiniu
Model key: x-ai/grok-4.1-fast-reasoning
Release date: Dec 19, 2025
Last updated: Dec 19, 2025
Knowledge: Unknown
Input modalities: text, image, audio, video
Output modalities: text
Capabilities: Reasoning, Tool calling, Attachments, Temp controls
Cost summary: No cost data
Limit summary: 20,000,000 token context window

Limits

Output tokens: 2,000,000 tokens
Context window: 20,000,000 tokens