Mistral AI
Mistral AI
Language model · France ·Dec 2025

Devstral Small 2

Language Proprietary
3
Benchmarks

About Devstral Small 2

Devstral Small 2 is an AI model developed by Mistral AI, in the language category, released in 2025, made available as a proprietary (API-only) model. Tool-using SWE model (Labs) (version v25.12)..

On this page you'll find Devstral Small 2's full specifications, including 3 benchmark results. Review provider pricing and benchmark scores below, or compare Devstral Small 2 head-to-head with other language models.

→ More models by Mistral AI → All language models → AI benchmarks leaderboard

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Devstral Small 2 benchmark scores▶
Compare on the benchmark table →
Benchmark Category Score Variant
Terminal-Bench 2.0 agentic 22.5% from-hf-readme
SWE-bench Verified code 68% from-hf-readme
SWE-Bench Multilingual coding 55.7 from-hf-readme

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Frequently asked questions

What is Devstral Small 2? ▶

Tool-using SWE model (Labs) (version v25.12). It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created Devstral Small 2? ▶

Devstral Small 2 was developed by Mistral AI and released in 2025.

Is Devstral Small 2 open source or proprietary? ▶

Devstral Small 2 is a proprietary model. It is accessed through an API rather than by downloading the weights.

How much does Devstral Small 2 cost? ▶

Pricing for Devstral Small 2 depends on the provider. See the providers table on this page for the latest API rates.

How does Devstral Small 2 perform on benchmarks? ▶

Devstral Small 2 is benchmarked across 3 evaluations on GenAIList, including Terminal-Bench 2.0 (22.5%). See the full benchmark table below and compare it with other models.

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