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A Managed Deep Agents project has a required agent entry and optional files that enable managed capabilities. It is a regular Python project.
Managed Deep Agents is in public beta and available on LangSmith Cloud in the US region only.

Project layout

Project layout
The only required file is agent.py at the project root. It must export a named agent created with define_deep_agent. Use only one agent entry in a project. See Agent definition.

How MDA treats project files

  • Managed context: instructions.md defines the system prompt. Each directory under skills/ contains task-specific instructions. MDA syncs both to Context Hub.
  • Application code: Files under tools/ and middleware/ are ordinary project modules. Import them from the agent entry. Other local modules work the same way.
  • Managed configuration: Root identity.py and memory.py, direct children of channels/ and schedules/, and sandbox/__init__.py enable their corresponding capabilities.
  • Dependencies and secrets: Declare dependencies in pyproject.toml. MDA loads .env locally and forwards eligible values as deployment secrets, but never includes .env files in the build archive.
  • Evals: Managed Deep Agents evals are Harbor evals. evals/tasks/ is the canonical Harbor task dataset. Author tasks there directly, or run mda evals init <name> to create an optional starter under evals/scaffold/. mda evals compile copies scaffolds into evals/tasks/ and packages the agent for Harbor. The evals/ directory is not included in the deployed agent build.
The layout above shows the common .py names.