AgentScout / evals & observability / AgentEnv Framework
evals & observabilityOpen sourceNewAdded Oct 20, 2026

AgentEnv Framework logoAgentEnv Framework

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AgentEnv Framework is Scale AI's open-source Python SDK and CLI for building RL environments for agents: containerized worlds with realistic apps and data behind an MCP gateway, plus tasks (as DAGs) that grade any agent in any sandbox.

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Good for: coding in the terminal, building AI agents, connecting tools with MCP, building MCP servers, evaluating agents, running code safely, training and fine-tuning agents

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About AgentEnv Framework

AgentEnv Framework is listed in our evals & observability category and is aimed at builders. AgentEnv Framework is Scale AI's open-source Python SDK and CLI for building RL environments for agents: containerized worlds with realistic apps and data behind an MCP gateway, plus tasks (as DAGs) that grade any agent in any sandbox. Pricing, as the maker states it: Free and open source (Apache-2.0); pip install agentenv-framework. Maturity: Active. We last checked the official link on 2026-10-20.

AgentEnv Framework at a glance

AgentEnv Framework FAQ

What is AgentEnv Framework?

AgentEnv Framework is Scale AI's open-source Python SDK and CLI for building RL environments for agents: containerized worlds with realistic apps and data behind an MCP gateway, plus tasks (as DAGs) that grade any agent in any sandbox.

How much does AgentEnv Framework cost?

AgentEnv Framework's pricing, as the maker states it: Free and open source (Apache-2.0); pip install agentenv-framework. Check the official site for current plans.

Where can I find AgentEnv Framework's source code?

On GitHub at scaleapi/agentenv-framework, which had 330 stars as of Oct 20, 2026.

What are alternatives to AgentEnv Framework?

Similar tools include Kiln, MCPJam Inspector, BrowserGym, Judgeval, Rogue and W&B Weave.

Facts from our link-checked listing, the GitHub repository and the official site. See something wrong? Suggest an edit.

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AgentEnv Framework alternatives

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🏆 See also: Best AI Agent Observability & Eval Tools · All best-of lists

🧭 Task guides: Agent frameworks and SDKs for terminal coding · Agent frameworks and SDKs for building MCP servers

💲 Estimate API cost: compare per-request and monthly costs for GPT, Claude, Gemini and Grok models.

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