A2A MCP Bridge

Connect any AI agent to any A2A agent via MCP

MCP A2A No Auth Open Source

Endpoints

MCP Server â connect any MCP client here:

https://a2a-mcp-bridge.bodyforagents.workers.dev/mcp

A2A Agent Card â for A2A discovery:

https://a2a-mcp-bridge.bodyforagents.workers.dev/.well-known/agent.json

LLM Info â for LLM crawlers:

https://a2a-mcp-bridge.bodyforagents.workers.dev/llm.txt

Tools

connect_to_a2a â Send a message to any A2A agent and get its response

discover_a2a_agent â Fetch an A2A agent capability card

Quick Start

Connect from Claude Code:

claude mcp add --transport http a2a-bridge https://a2a-mcp-bridge.bodyforagents.workers.dev/mcp

Or test with curl:

curl -X POST https://a2a-mcp-bridge.bodyforagents.workers.dev/mcp -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'

Agent Discovery

This service is discoverable by AI agents via:

robots.txt â welcomes all AI crawlers
llm.txt â LLM-friendly service description
/.well-known/agent.json â A2A agent card
sitemap.xml â sitemap for crawlers
Structured data (JSON-LD) â schema.org WebAPI + SoftwareApplication