# Mistral Small 3.1

A new leader in the small models category with image understanding capabilities, released March 2025.

- API names: `mistral-small-2503`
- Status: Retired
- Type: Open, Generalist
- Release date: 2025-03-17
- Version: 25.03
- Context length: 128k
- Input: text, image
- Output: text
- Features: structured-outputs, function-calling, document-qna, prefix, chat-completions, agents-conversations, connectors, batching, predicted-outputs
- 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: [Instruct Weights](https://huggingface.co/mistralai/Mistral-Small-3.1-24B-Instruct-2503), 24B parameters, Apache 2.0; [Base Weights](https://huggingface.co/mistralai/Mistral-Small-3.1-24B-Base-2503), 24B parameters, Apache 2.0
- Deprecation date: 2025-11-06
- Retirement date: 2025-11-30
- Replacement: [Mistral Small 4](/models/mistral-small-4-0-26-03)