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Claude Fable 5 vs Mistral Medium 3.5

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Claude Fable 5Mistral Medium 3.5
AttributeClaude Fable 5Anthropic · 40 in the newsMistral Medium 3.5Mistral AI · 2 in the news
Scores
Intelligence (ECI)161
Coding9923
Math95
Reasoning & Knowledge9623
Agentic & Tools9877
Specifications
DeveloperAnthropicMistral AI
FamilyClaudeMistral
ReleasedJun 9, 2026Apr 28, 2026
Parameters
AvailabilityAPI accessOpen weights (restricted use)
Context window1M262K
Price — $/M input$10.00$1.50
Price — $/M output$50.00$7.50
Inputstext, image, filetext, image, file
Outputstexttext
Benchmarks
AIME 2024/2025100%
APEX45%
GPQA Diamond93%75%
Humanity's Last Exam53%13%
SciCode60%40%
SimpleBench82%
SimpleQA Verified68%
WebDev Arena16541267
WeirdML92%44%
τ²-bench99%94%

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.