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title: README
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# ProgramBench: Can Language Models Rebuild Programs From Scratch?

Given only a compiled binary and its documentation, AI agents must architect and implement a complete codebase that reproduces the original program's behavior.
ProgramBench evaluates this capability across 200 real-world open-source projects spanning Rust, Go, C, C++, Haskell, and Java.

## Links

- [Website & Leaderboard](https://programbench.com)
- [Paper](https://programbench.com/static/paper.pdf)
- [GitHub](https://github.com/facebookresearch/ProgramBench)
- [Documentation](https://programbench.com/more)