Models · xAI

Grok 4.5

flagship Closed 2026-07-08

Lab: xAI
Released: 2026-07-08
Parameters: unknown
Context window: 500K
Input: text, image
Output: text
Weights: Closed
Official page: docs.x.ai ↗

Benchmark scores

SWE-bench Pro agentic 64.7%

64.7% 2026-07-08 xAI releases Grok 4.5 with low cost and mixed benchmark performance

Terminal-Bench agentic 83.3%

83.3% 2026-07-08 xAI releases Grok 4.5 with low cost and mixed benchmark performance

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