tech
March 16, 2026
Introducing Mistral Small 4
Today, we are announcing Mistral Small 4. This model is the next major release in the Mistral Small family. Mistral Small 4 is the first Mistral model to unify the capabilities of our flagship models, Magistral for reasoning, Pixtral for multimodal, and Devstral for agentic coding, into a single, versatile model. With Small 4, users no longer need to choose between a fast instruct model, a powerful reasoning engine, or a multimodal assistant: one model now delivers all three, with configurable reasoning effort and best-in-class efficiency.

TL;DR
- Mistral Small 4 unifies reasoning (Magistral), multimodal (Pixtral), and agentic coding (Devstral) capabilities.
- It supports text and image inputs with a 256k context window and configurable reasoning effort.
- The model offers a 40% reduction in completion time and 3x more requests per second compared to Mistral Small 3.
- Mistral Small 4 is released under the Apache 2.0 license, promoting open and accessible AI.
- It is optimized for enterprise-grade efficiency and integrates with NVIDIA hardware.
- The model achieves competitive performance scores while generating shorter outputs, leading to lower costs and latency.
- Mistral Small 4 is designed for developers, enterprises, and researchers, supporting various applications from coding automation to complex reasoning tasks.
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