Grok 4.1 Fast Reasoning

Grok 4.1 with fast reasoning and vision support.

grok-4-1-fast-reasoning
STABLE
Streaming
Vision
Tools
JSON Output

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xAI Pricing for Grok 4.1 Fast Reasoning

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xai/grok-4-1-fast-reasoning
Context Size
2M
Stability
STABLE
Pricing
Input
$3.00
/M
Cached
—
Output
$15.00
/M
Capabilities
Streaming
Vision
Tools
JSON Output
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