OFFICIAL MODEL PROFILE

Grok 4.5

Provider-confirmed catalog entry with clearly scoped public ranking signals.

xAIGrokCurrent
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Official model ID
grok-4.5
Provider
xAI
Catalog status
Current
Catalog reviewed
Jul 24, 2026
OFFICIAL MODEL PROFILE

Official resources

These links go to the provider. Availability and the selectable version can vary by product, account, region, and endpoint.

OFFICIAL MODEL PROFILE

Published ranking signals

Each row preserves one published metric and source. Scores from different sources are not interchangeable.

4
Ranking angleSource positionPublished valueIndependent sourceOpen source result
User preferenceConfiguration supports same-task comparison#331468LMArenaText Style Control · Jul 24, 2026Open source result
Intelligence indexThis published configuration cannot be reproduced by the current comparison workflow.#754Artificial AnalysisIntelligence Index v4.1 · Jul 24, 2026Published configuration: High effortOpen source result
Objective tasksThis published configuration cannot be reproduced by the current comparison workflow.#976.3LiveBenchLiveBench-2026-06-25 · Jul 24, 2026Published configuration: Published benchmark configurationOpen source result
Cost per successful taskThis published configuration cannot be reproduced by the current comparison workflow.#1$0.128LiveBenchLiveBench-2026-06-25 · Jul 24, 2026Published configuration: Published benchmark configurationOpen source result
Model family

Family-level guidance

The following summary describes the broader model family from official positioning. It is not a measured result for this exact version.

Model family: Grok

Grok

xAI's proprietary family for reasoning, tool use, multimodal input, and live-data workflows.

Use current information or toolsEveryday workSolve problems or codeWork with images or audio
Catalog verification source

Family strengths

Managed models include tool and real-time information paths. Provides general, reasoning, coding, and multimodal variants.

Family limitations

Closed weights and provider-controlled data/tool access. Observed quality depends on the exact model and enabled tools.

Verify the exact version before choosing: capabilities, price, context limits, latency, tools, and regional availability can differ by provider access path.