# x402 Discovery

Locate and evaluate payable API services within the x402 ecosystem through a centralized registry. Register new services to increase visibility and monitor health statistics for existing endpoints. I…

## Quick Start

```bash
# Connect this server (installs CLI if needed)
npx -y @smithery/cli@latest mcp add rplryan/x402-discovery-mcp

# Browse available tools
npx -y @smithery/cli@latest tool list rplryan/x402-discovery-mcp

# Get full schema for a tool
npx -y @smithery/cli@latest tool get rplryan/x402-discovery-mcp x402_discover

# Call a tool
npx -y @smithery/cli@latest tool call rplryan/x402-discovery-mcp x402_discover '{}'
```

## Direct MCP Connection

Endpoint: `https://x402-discovery-mcp--rplryan.run.tools`

## Tools (5)

- `x402_discover` — Discover x402-payable services matching a query. Searches the registry of x402-enabled APIs and returns matching endpoi…
- `x402_browse` — Browse all registered x402-payable services with optional filtering by category. Returns the full catalog for free.
- `x402_health` — Check the health and uptime statistics of a specific x402 service by URL or service ID.
- `x402_register` — Register a new x402-payable service in the discovery registry. Free to register.
- `x402_facilitator_check` — Check which x402 payment facilitators support a given blockchain network. Returns available facilitators, their URLs, a…

```bash
# Get full input/output schema for a tool
npx -y @smithery/cli@latest tool get rplryan/x402-discovery-mcp <tool-name>
```