X402-Broker Global B2A & A2A Tool Marketplace for ChatGPT

com.x402broker/marketplace

Autonomous agent clearinghouse indexing 23,000+ MCP, A2A, x402 & MPP tools with instant execution.

client:ChatGPT transport:streamable-http tools:4

Install X402-Broker Global B2A & A2A Tool Marketplace in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://www.x402broker.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs