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Codestral vs Grok 4.6

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codestralGrok 4.6
AttributeCodestralMistral AI · 1 in the newsGrok 4.6xAI · 3 in the news
Scores
Intelligence (ECI)—156
Coding—86
Math—87
Reasoning & Knowledge—69
Agentic & Tools—91
Specifications
DeveloperMistral AIxAI
Family—Grok
ReleasedJul 30, 2025Aug 12, 2026
Parameters——
AvailabilityOpen weights (non-commercial)API access
Context window—500K
Price — $/M input—$2.00
Price — $/M output—$6.00
Inputs—text, image, file
Outputs—text
Benchmarks
AIME 2024/2025—99%
APEX—65%
ARC-AGI—88%
ARC-AGI-2—67%
GPQA Diamond—94%
Humanity's Last Exam—43%
SciCode—56%
SimpleBench—76%
SimpleQA Verified—49%
WebDev Arena—1618
WeirdML—67%

Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.

Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.