# Devstral Small 1.1

An update to our open source model that excels at using tools to explore codebases, editing multiple files and power software engineering agents. Learn more in our [blog post](https://mistral.ai/news/devstral-2507)

- API names: `devstral-small-2507`
- Status: Deprecated
- Type: Open, Specialist
- Release date: 2025-07-10
- Version: 25.07
- Context length: 128k
- Input: text
- Output: text
- Features: structured-outputs, function-calling, document-qna, prefix, chat-completions, batching
- Speed rating: 3/5
- Performance rating: 3/5
- Pricing: Input $0.1 /M Tokens; Output $0.3 /M Tokens
- Licenses: Apache 2.0
- Open weights: [Weights](https://huggingface.co/mistralai/Devstral-Small-2507), 24B parameters, Apache 2.0
- Deprecation date: 2026-02-27
- Retirement date: 2026-05-31
- Replacement: [Mistral Small 4](/models/mistral-small-4-0-26-03)