ResearchResearch paperAgents & Tool Use · Training & Scaling2 sources · Oct 9, 2026

ProgramGym: Scaling Training Environments for Long-Horizon Program Reproduction Agents

To address these challenges, we introduce ProgramGym, a framework consisting of Program-Env and Program-Agent for scalable training environments of long-horizon program reproduction agents.

Key points

  • Coding agents are increasingly used to build programs from scratch as software engineers do rather than to resolve issues within a repository or to generate a repository from a given requirements document.
  • Using this novel pipeline, we obtain 1,648 training environments spanning C, C++, Go, and Rust.
  • Experiments on ProgramBench show that both Program-Env and Program-Agent improve performance on program reproduction.
  • We will release the ProgramGym to support further research on coding agents that build programs from scratch.

Sources (2)

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