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Claude Fable 5 vs Devstral Small 2

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Claude Fable 5Devstral Small 2
AttributeClaude Fable 5Anthropic · 40 in the newsDevstral Small 2Mistral AI
Scores
Intelligence (ECI)161
Coding993
Math950
Reasoning & Knowledge960
Agentic & Tools982
Specifications
DeveloperAnthropicMistral AI
FamilyClaude
ReleasedJun 9, 2026Dec 9, 2025
Parameters
AvailabilityAPI access
Context window1M
Price — $/M input$10.00
Price — $/M output$50.00
Inputstext, image, file
Outputstext
Benchmarks
AIME 2024/2025100%34%
APEX45%
GPQA Diamond93%53%
Humanity's Last Exam53%3%
SciCode60%29%
SimpleBench82%
SimpleQA Verified68%
WebDev Arena1654
WeirdML92%
τ²-bench99%23%
LiveCodeBench35%
MMLU-Pro68%

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.