X402 Config Generator MCP tool

• role

  string optional

  Generate code for the seller (server) or the buyer (client). One of server · client. Default "server".

• framework

  string optional

  Server framework (role=server). One of express · hono · nextjs · fastify · gin · fastapi · flask. Default "express".

• facilitator_url

  string optional

  x402 facilitator URL (role=server). Default "https://x402.org/facilitator".

• routes

  array optional

  Paid routes (role=server): objects with path, method, price (e.g. "$0.001"), scheme (exact|upto), network (CAIP-2 id such as "eip155:8453"), pay_to (wallet address), description, mime_type.

• enable_bazaar

  boolean optional

  Advertise routes in the x402 Bazaar discovery list (role=server). Default false.

• enable_payment_id

  boolean optional

  Attach a payment id to each settlement (role=server). Default false.

• client_type

  string optional

  Client library (role=client). One of fetch · axios · go · python-httpx · python-requests. Default "fetch".

• networks

  array optional

  Networks the client can pay on (role=client).

• base_url

  string optional

  Base URL of the paid API (role=client). Default "https://api.example.com".

{
  "role": "server",
  "framework": "express"
}