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Grok 4.5

Grok 4.5

Frontier Vision xAI

xAI's intelligent coding model for agentic software, engineering, and workflow tasks. 500K context window.

Try on Simtheory
Qwen 3.6 Plus Frontier Claude 4.5 Sonnet Frontier Claude 4.5 Sonnet (thinking) Frontier Claude 4.6 Opus Frontier Claude 4.6 Opus Max Frontier Claude 4.6 Sonnet Frontier Claude 4.6 Sonnet Max Frontier Claude 4.7 Opus Frontier Claude 4.7 Opus Max Frontier Claude Fable 5 Frontier

Specifications

Context window 500,000 tokens
Max output 32,000 tokens
Knowledge cutoff May 2026
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

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