Mistral AI
Devstral Small 1.1 is a 24B parameter open-weight language model for software engineering agents, developed by Mistral AI in collaboration with All Hands AI. Finetuned from Mistral Small 3.1 and...
Running this yourself: can likely run on your own machine.
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19.4
Quality Score
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Arena ELO
24B
Parameters
131K
Context
This measures the amount of verifiable public evidence we have, not how capable the model is. A missing field means it has not been verified yet, not that its value is zero.
13 of 22 public signals
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Jul 2025
Released
3/5 signals
3/4 signals
4/5 signals
1/4 signals
2/4 signals
Gaps we are still tracking
Launches
2
Benchmarks
1
Open Source
1
General
8
Recent launch, pricing, benchmark, and API signals linked to this model or its provider.
SWE-Bench Verified resolved rate 38.0
View sourceDevstral Small 1.1 is now available through local Ollama runtime. 128K context window listed. Devstral: the best open source model for coding agents
View source
Mistral is bringing @aiDotEngineer back to Paris. After last year’s sold-out edition, our VP of Engineering Lélio Renard-Lavaud joins speakers from @bfl_ai , @cognition, @huggingface, and more. Explore the event and secure your spot: https://t.co/SyEfmXAdCF
Devstral Small 1.1 is now available through local Ollama runtime. 128K context window listed. Devstral: the best open source model for coding agents
SWE-Bench Verified resolved rate 38.0