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Verified x402 Catalog

MCP server · by withgrokbot

Web APIs Streamable HTTP v0.4.0

Which x402 pay-per-call endpoint delivered for a task at a price? Facts from our own paid calls.

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Install

Run one of the commands below, then add the client config underneath.

Streamable HTTPhttps://verified-catalog-lookup.withgrokbot.workers.dev/mcp

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers{
  "mcpServers": {
    "verified-catalog": {
      "url": "https://verified-catalog-lookup.withgrokbot.workers.dev/mcp"
    }
  }
}

About this server

Verified x402 Catalog is listed in the Web APIs category of the MCPNav directory. It is distributed as Streamable HTTP and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the Verified x402 Catalog MCP server?

Verified x402 Catalog is an MCP server by withgrokbot. Which x402 pay-per-call endpoint delivered for a task at a price? Facts from our own paid calls.

How do I install Verified x402 Catalog?

Install it with: https://verified-catalog-lookup.withgrokbot.workers.dev/mcp. Then add the JSON config to your client's MCP settings and restart the client.

Is Verified x402 Catalog free to use?

The MCP server itself is free to install. The source is public on https://github.com/withgrokbot/verified-catalog. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support Verified x402 Catalog?

Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.