X402 Notary Mcp

Overview

X402 Notary Mcp is a Model Context Protocol server that generates cryptographic receipts for AI outputs on Base or Solana through x402. Any MCP-compatible AI assistant can invoke its tools directly during conversations and agent runs to create verifiable records of model outputs on blockchain.

The server runs locally via the npm package @forgemeshlabs/x402-notary-mcp, communicating over stdio. It requires an API key for authentication. The latest release is v0.1.2, distributed under the MIT license with source code available at forgemeshlabs/x402-notary-mcp on GitHub.

X402 Notary Mcp is categorized as a Finance tool on mcp.site and integrates with MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, and Zed. If you maintain this server, claim the listing to verify ownership and keep information up to date.

Installation

// claude_desktop_config.json
{
  "mcpServers": {
    "x402_notary_mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@forgemeshlabs/x402-notary-mcp"
      ]
    }
  }
}