How do I install callx402 MCP server?

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 callx402 MCP server official?

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

This listing scores 55 (Fair). The formula is published on the methodology page.

callx402 MCP server MCP Server | MCPpedia

Name: callx402 MCP server
Author: payloadhq

Read-only x402 payment diagnostics: diagnose, evidence, explain, recover, resolve, status. Zero deps

55Fair

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

{
  "mcpServers": {
    "payloadhq-callx402": {
      "command": "npx",
      "args": [
        "-y",
        "callx402@1.0.5"
      ]
    }
  }
}

72Good

Investment runtime for AI agents — LLM investment committee, portfolio ledger, decision accounting

Registrylongsizhuo114 stars

65Good

World Bank MCP — wraps the World Bank Data API v2 (free, no auth)