io.github.agentc22/x402engine-mcp MCP Server

Name: io.github.agentc22/x402engine-mcp MCP Server
Author: io.github.agentc22

io.github.agentc22/x402engine-mcp

Repository Registry

What is the io.github.agentc22/x402engine-mcp MCP server?

50+ pay-per-call APIs for AI agents — images, LLM, code, crypto, travel & more via x402

How to install io.github.agentc22/x402engine-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

X402_BASE_URL
Gateway URL (default: https://x402engine.app)
X402_DEV_BYPASS
secret
Dev bypass secret to skip payments during testing
X402_PAYMENT_HEADER
secret
Pre-signed x402 payment header for automatic payment

Claude Desktop

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

{
  "mcpServers": {
    "x402engine-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "x402engine-mcp"
      ],
      "env": {
        "X402_BASE_URL": "<YOUR_X402_BASE_URL>",
        "X402_DEV_BYPASS": "<YOUR_X402_DEV_BYPASS>",
        "X402_PAYMENT_HEADER": "<YOUR_X402_PAYMENT_HEADER>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "x402engine-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "x402engine-mcp"
      ],
      "env": {
        "X402_BASE_URL": "<YOUR_X402_BASE_URL>",
        "X402_DEV_BYPASS": "<YOUR_X402_DEV_BYPASS>",
        "X402_PAYMENT_HEADER": "<YOUR_X402_PAYMENT_HEADER>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "x402engine-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "x402engine-mcp"
      ],
      "env": {
        "X402_BASE_URL": "<YOUR_X402_BASE_URL>",
        "X402_DEV_BYPASS": "<YOUR_X402_DEV_BYPASS>",
        "X402_PAYMENT_HEADER": "<YOUR_X402_PAYMENT_HEADER>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "x402engine-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "x402engine-mcp"
      ],
      "env": {
        "X402_BASE_URL": "<YOUR_X402_BASE_URL>",
        "X402_DEV_BYPASS": "<YOUR_X402_DEV_BYPASS>",
        "X402_PAYMENT_HEADER": "<YOUR_X402_PAYMENT_HEADER>"
      }
    }
  }
}

Claude Code

claude mcp add x402engine-mcp --env X402_BASE_URL=<YOUR_X402_BASE_URL> --env X402_DEV_BYPASS=<YOUR_X402_DEV_BYPASS> --env X402_PAYMENT_HEADER=<YOUR_X402_PAYMENT_HEADER> -- npx -y x402engine-mcp