langchain-monza

Monza sandbox integration for Deep Agents.

This package provides a MonzaSandbox backend that talks to the Monza Go service over HTTP for file operations and command execution inside isolated devcontainer sandboxes.

Installation

pip install langchain-monza

Or with uv:

uv add langchain-monza

Usage

from langchain_monza import MonzaSandbox

# Create a new sandbox (default: python-3.12 template, Monza at http://localhost:8080)
with MonzaSandbox(template="python-3.12") as sandbox:
    result = sandbox.execute("python --version")
    print(result.stdout)

# Or attach to an existing sandbox
sandbox = MonzaSandbox(sandbox_id="existing-id")
sandbox.execute("ls -la")
sandbox.close()

Configuration

• base_url – Monza backend URL (default: http://localhost:8080)
• sandbox_id – Optional; if set, attaches to an existing sandbox
• template – Devcontainer template when creating a sandbox (default: python-3.12)
• name – Optional human-readable name for a new sandbox
• timeout – Default command timeout in seconds (default: 30 minutes)

Links

• Repository
• Documentation

License

MIT