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MCP Mesh Python Runtime

Python runtime for the MCP Mesh service mesh framework.

Installation

pip install mcp-mesh

Quick Start

import mesh

# Import types from public API
from mesh.types import McpMeshTool

# Define your agent
@mesh.agent(name="hello-world", http_port=9090)
class HelloWorldAgent:
    """Hello World agent demonstrating MCP Mesh features."""
    pass

# Create a greeting function with dependency injection
@mesh.tool(
    capability="greeting",
    dependencies=["date_service"],
    description="Greeting function with date dependency injection"
)
def greet(name: str = "World", date_tool: McpMeshTool = None) -> str:
    """Greeting function with automatic dependency injection."""
    if date_tool is not None:
        try:
            current_date = date_tool()
            return f"Hello, {name}! Today is {current_date}"
        except Exception:
            pass

    return f"Hello, {name}!"

# The runtime auto-initializes when you import mcp_mesh
# Your functions are automatically registered with the mesh registry

Features

  • Automatic Registration: Functions are automatically registered with the Go registry
  • Health Monitoring: Built-in health checks and heartbeats
  • Dependency Injection: Inject dependencies into your functions
  • Service Discovery: Find and use other services in the mesh
  • Graceful Degradation: Works even if registry is unavailable

Configuration

The runtime can be configured via environment variables:

  • MCP_MESH_ENABLED: Enable/disable runtime (default: "true")
  • MCP_MESH_REGISTRY_URL: Registry URL (default: "http://localhost:8080")
  • MCP_MESH_AGENT_NAME: Custom agent name (auto-generated if not set)

API Architecture

MCP Mesh uses a clear separation between public and private APIs:

  • mesh - Public user API for decorators and types
  • _mcp_mesh - Private internal implementation (do not import directly)

The underscore prefix on _mcp_mesh follows Python conventions to indicate internal/private packages. Users should only import from the mesh package to ensure compatibility across versions.

Documentation

See the main repository for complete documentation.

Release files for mcp-mesh 3.7.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for mcp-mesh 3.7.0
File Size Uploaded
mcp_mesh-3.7.0.tar.gz 692.5 kB Details

Built distribution (wheel)

Table of built distributions (wheels) for mcp-mesh 3.7.0
File Interpreter ABI Platform
mcp_mesh-3.7.0-py3-none-any.whl Python 3 none any Details

Total release size: 1.5 MB

Release files / mcp_mesh-3.7.0.tar.gz

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