OpenEnv: An Open Standard for Agent Environments

Meta FAIR and Hugging Face joint RFC proposing OpenEnv, a vendor-neutral specification (Gym-like API + container packaging) for agent training and eval environments.

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Publisher: Meta FAIR (Fundamental AI Research)
Year: 2025
Venue: rfc
URL: huggingface.co/blog/openenv
Code: github.com/meta-pytorch/openenv
Authors: 2

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Attribution

Abstract & full text: huggingface.co/blog/openenv
TL;DR: Semantic Scholar
Code: github.com/meta-pytorch/openenv

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Introduces 3 artifacts - 3 tools

Artifacts

Tools

OpenEnv OpenEnv Terminus (HF Sandbox terminal)Openenv Coding RL Env (Meta FAIR (Fundamental AI Research))

Authors

Hugging Face Team Meta FAIR Team