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Mistral Small 3.1

Parameters
24B
Published
Mar 17, 2025

Mistral Small 3.1 is an AI model developed by Mistral AI (France), first published in March 2025. It works in the language, vision and multimodal domain, on tasks such as language modeling/generation, question answering, quantitative reasoning and 4 more.

Epoch AI has no training-compute estimate for this model. The model has 24,000,000,000 parameters.

Access: Open weights (unrestricted). Its weights are openly available. It is built on top of Mistral Small 3. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Mistral AI
Country of organization
France
Domain
Language, Vision, Multimodal
Task
Language modeling/generation, Question answering, Quantitative reasoning, Code generation, Translation, Visual question answering, Character recognition (OCR)
Compute estimation method
Comparison with other models
Parameters
24,000,000,000
Model accessibility
Open weights (unrestricted)
Open weights
Yes
Base model
Mistral Small 3
Epoch confidence
Confident
Benchmark results
01Epoch Capabilities IndexECI Score127.7
More from Mistral AI
SourceEpoch AI, 'AI Models'. Published online at epoch.ai. Retrieved 2026-07-29 from https://epoch.ai/data/ai-models. Licensed under CC BY 4.0.
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