Developing with Devstral is Both Delightful and Disappointing
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Developing with Devstral is Both Delightful and Disappointing
BY ij2ch
July 7, 2025
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Public
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365 views
Overview of Devstrol: A Programming-Focused Language Model
Introduction
Mistral AI released a new large language model named Devstrol.
It focuses on programming and software engineering tasks.
Devstrol is a 24 billion parameter model, optimized to run on devices with certain specifications.
Technical Specifications
Parameters:
24 billion
Quantization:
Allows the model to fit in 14 to 16 GB of RAM.
Hardware Requirements:
Can run locally on an Nvidia RTX graphics card with at least 16 GB of RAM.
Features and Capabilities
Partnership:
Developed through collaboration between Mistral AI and All Hands AI.
Model Base:
Fine-tuned version of Mistl small 3.1.
Functionality:
Designed for text-only coding tasks with a context window of 128,000 tokens.
Deployment:
Light enough for local deployment on a single RTX 4090 or a Mac with 32 GB of RAM.
Demonstration and Testing
Languages Tested:
Rust, C, Python, JavaScript, C++
Rust Task:
Successfully wrote and executed a hash-based program.
C Task:
Successfully diagnosed and fixed an integer overflow bug.
Python Task:
Successfully followed multistep task to process a string.
JavaScript Task:
Attempted to create a 3D scene using the 3.js library but faced execution issues.
C++ Task:
Attempted Windows app creation using Win32 API calls but failed to compile.
Conclusion and Feedback
Local Running Experience:
Users can run Devstrol locally with appropriate hardware.
Areas for Improvement:
While capable in some programming tasks, it struggled with complex challenges.
Viewer Engagement:
Invites feedback for potential future videos on integrating with frameworks like Open Hands.
Community Engagement
Encouragement to leave comments for video requests regarding Devstrol integration with other frameworks.
Closing Remarks
Invitation to give the video a thumbs up and subscribe for similar content.
Mention of Patreon for further support.
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