How do I install HPP x402 MCP Bridge?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is HPP x402 MCP Bridge official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 37 (Limited). The formula is published on the methodology page.

MCPpedia

HPP x402 MCP Bridge MCP Server | MCPpedia

HPP x402 MCP Bridge MCP Server

Name: HPP x402 MCP Bridge MCP Server
Author: hpp-io

MCP bridge for autonomous x402 payments in HPP USDC.e — discover and pay for services per call.

Tools Versions Alternatives

Registryhpp-io

37Limited

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "hpp-io-x402-mcp-bridge": {
      "command": "npx",
      "args": [
        "-y",
        "@hpp-io/x402-mcp-bridge@0.1.22"
      ],
      "env": {
        "DELEGATE_PRIVATE_KEY": "YOUR_DELEGATE_PRIVATE_KEY",
        "HPP_NETWORK": "",
        "RESOURCE_SERVER_URL": "",
        "SAFE_ADDRESS": "",
        "ALLOWANCE_MODULE_ADDRESS": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
DELEGATE_PRIVATE_KEY	No	Delegate EOA private key used to sign payments. Auto-created in the OS keychain if unset. Secret.
HPP_NETWORK	No	Target network: eip155:181228 (HPP Sepolia, default) or eip155:190415 (HPP Mainnet).
RESOURCE_SERVER_URL	No	Optional upstream MCP server to proxy. Omit to expose only the local tools.
SAFE_ADDRESS	No	Safe address for governance (Safe) mode. Set together with ALLOWANCE_MODULE_ADDRESS.
ALLOWANCE_MODULE_ADDRESS	No	Safe AllowanceModule address for governance (Safe) mode. Set together with SAFE_ADDRESS.

HPP x402 MCP Bridge MCP Server

Install

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