Code Arena
A platform to compare AI coding models and generate multi-file apps side-by-side.
Score
60
User Rating
3.0
Free/Trial Support
Not Supported
Starting Price
--
Last Updated
Aug 14, 2026
Overview
What is Code Arena?
Code Arena, formerly known as LMArena, is a professional platform designed for developers to test and compare top AI coding models side-by-side. By entering a single prompt, users can generate multi-file applications or websites and evaluate the quality, reasoning, and accuracy of different AI models in real time. The platform supports exporting ready-to-run code directly to GitHub or a local IDE. It also features 'Image to Code' capabilities, allowing users to transform screenshots or mockups into functional code, and includes a leaderboard to track the performance of various AI models.
What is Code Arena used for?
Top Features
- Side-by-side AI model comparison
- Multi-file app and website generation
- Export to GitHub or IDE
- Image to Code (screenshot to code conversion)
- Real-time code quality and reasoning evaluation
- AI coding model leaderboard
How to use Code Arena?
Enter a description of what you want to build in the prompt box, or upload a screenshot using the 'Image to Code' feature. Review the side-by-side code outputs from different AI models, compare their accuracy, and then export the final code to your IDE or GitHub.
Alternative Tools
No alternative tools found
Pros & Cons
No Data
Use Cases
- Comparing the logic and reasoning of different AI models for a specific coding task
- Generating a complete multi-file website structure from a single prompt
- Converting a UI mockup image into functional frontend code
- Benchmarking the performance of new AI coding models
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