Programmatic Tool Calling Python Packages

mcp-agent-runtime

Benchmarked agent execution runtime for Python. Sub-10ms cold starts, real-time streaming, time-travel debugging, and self-growing tool libraries. Compare 3 sandbox backends: Docker (OpenSandbox), MicroVM, and in-process AST.

gradion-executor

Unified execution environment for Python code, shell commands, and programmatic MCP tool calls.