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Grok 4.1 (Reasoning)
Frontier Vision xAI
Claude 3.7 Sonnet Frontier Claude 3.7 Sonnet (high output) Frontier Claude 3.7 Sonnet (thinking) Frontier Claude 4 Sonnet Frontier Claude 4 Sonnet (thinking) Frontier Claude 4.5 Opus Frontier Claude 4.5 Opus (High) Frontier Claude 4.5 Sonnet Frontier Claude 4.5 Sonnet (thinking) Frontier Gemini 2.5 Pro Frontier

Grok 4.1 (Reasoning)

xAI's flagship enterprise model (2M context). Excels at data extraction, coding, summarization.

Model Specifications

Context window 2,000,000 tokens
Max output 32,000 tokens
Knowledge cutoff June 2025
Multipart messages No
Vision capabilities Yes

Default Parameters

Temperature 0.3
Top P 1.0
Frequency penalty 0.0
Presence penalty 0.0
Top K 50
Try on Simtheory

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xAI's flagship enterprise model (256k context). Excels at data extraction, coding, summarization.

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Grok 4 Fast Frontier

Faster Grok 4 with identical quality (2m context). Low latency for time-sensitive tasks and huge context window.

Context: 2,000,000 Output: 30,000