Discover Mistral's Devstral 2 for Coding

Devstral 2 streamlines coding tasks with advanced context management.

Input: text Output: text Context: 262,144 tokens Release: 2025-12-09

Mistral's Devstral 2, released on December 9, 2025, is a cutting-edge open-source model designed for agentic coding. With a remarkable 256K context window and 123 billion parameters, it excels in managing complex codebases and orchestrating changes across multiple files while preserving architectural context. The model is capable of tracking framework dependencies, identifying failures, and implementing corrections, making it ideal for tasks like bug fixing and modernizing legacy systems. Supporting text input and output modalities, Devstral 2 can be fine-tuned for specific programming languages and optimized for large enterprise environments, providing a versatile solution for developers.

Use Cases

Here are a few ways teams apply Mistral: Devstral 2 2512 (free) in practice—from fast drafting to multimodal understanding. Adapt these ideas to your workflow.

Efficient bug fixing in large codebases

Modernizing legacy systems with ease

Orchestrating changes across multiple files

Enhancing coding workflows with architecture awareness

Key Features

A quick look at the capabilities that make this model useful in real projects.

123B parameters for deep learning capabilities

256K context window for extensive code understanding

Tracks dependencies and detects code failures

Fine-tunable for specific programming languages

Supports text input and output modalities

Specs

Overview

Vendor
mistralai

Model ID
mistralai/devstral-2512:free

Release
2025-12-09

Modalities & context

Input
text

Output
text

Context
262,144 tokens

Parameters & defaults

Supported parameters: frequency_penalty, max_tokens, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_p

Defaults: temperature 0.3, top_p 0.95

Benchmark tests: Mistral: Devstral 2 2512 (free)

We ran this model against a few representative prompts to show its range. Review the outputs below and be the judge.

Text

Prompt:

Write 150 words on how AI might positively upend work, leisure and creativity

**How AI Might Positively Upend Work, Leisure, and Creativity** AI is poised to revolutionize work, leisure, and creativity by automating mundane tasks, freeing humans to focus on innovation and fulfillment. In the workplace, AI can handle repetitive jobs—like data entry or scheduling—boosting productivity and allowing employees to engage in more strategic, creative, or interpersonal roles. This shift could lead to shorter workweeks, better work-life balance, and the rise of new professions centered on human-AI collaboration. Leisure will also transform as AI personalizes entertainment, curating music, films, and even virtual experiences tailored to individual tastes. AI-driven tools could help people learn new skills, explore hobbies, or even generate interactive stories and games, making free time more enriching. Creativity may flourish as AI becomes a co-creator, assisting artists, writers, and musicians by suggesting ideas, refining drafts, or generating new forms of expression. Rather than replacing human creativity, AI could amplify it, democratizing art and enabling unprecedented experimentation. Ultimately, AI has the potential to make work more meaningful, leisure more engaging, and creativity more boundless.

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up.end

/ˌəpˈend/

verb

To “upend” means to completely disrupt, overturn, or drastically change the established order or structure of something. It implies a significant shift or alteration that can potentially have far-reaching consequences. When something is upended, it is turned upside down or transformed in a way that challenges conventional norms or expectations. The term often carries a sense of innovation, transformation, and sometimes even a hint of upheaval, indicating that the changes are not just minor adjustments but rather a fundamental reimagining of the status quo.

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