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Grok 4
Closed
Deprecated
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Tool use · Reasoning
The production release Grok 4.3 (2026-06) is available; this preview model is now deprecated.
Overview
Evaluations
Evaluation overview
Data coverage
1 items
1 source · updated through 2026-07-13
Evaluation highlights
All evaluations
Arena Search Rating
Agents · Arena.ai Search · Search mode
1,141.46Elo
35
/ 42
Basic information
Context (input / output)
256K / -
Release date
2025-07
Input modalities
Text · Image
Output modalities
Text
Release date
2025-07-09
Related links
Official site
Version relationships
Grok 4 family
Grok 4
Current
2025-07 · Current model · Deprecated
Grok 4 Fast
2025-09 · Same series · Deprecated
Grok 4.1
2025-11 · Same series
Grok 4.1 Fast
2025-11 · Same series · Deprecated
Grok 4.20
2026-03 · Same series
Grok 4.3
2026-06 · Successor
Grok 4.5
2026-07 · Same series
Provider variants
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