io.github.dudman1/mercury402-mcp

up checked 2026-11-11T10:39:17.560Z

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Publisher-provided title

Mercury402: Treasury/FRED financial data over x402

Publisher-provided description

Treasury/FRED financial data over x402: pay-per-call US yields, macro and forex in USDC on Base

Summary by lookupd

Lists and fetches pay-per-call US Treasury, FRED macro and forex data endpoints, with x402 USDC payment details returned per request.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http mercury402 https://mcp.mercury402.com/mcp

Claude Code, npm package (stdio)

claude mcp add mercury402 -- npx -y mercury402-mcp

Codex, remote (streamable-http)

codex mcp add mercury402 --url https://mcp.mercury402.com/mcp

Codex, npm package (stdio)

codex mcp add mercury402 -- npx -y mercury402-mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "mercury402": {
      "url": "https://mcp.mercury402.com/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "mercury402": {
      "command": "npx",
      "args": [
        "-y",
        "mercury402-mcp"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

list_endpoints List Mercury402 financial data endpoints (78 total) with path, method, category, description, price in USD (paid per call in USDC on Base via x402) and accepted
get_endpoint_data Call a Mercury402 endpoint on the live API. This hosted endpoint is discovery-only: endpoints return HTTP 402 and this tool returns the price and x402 payment i

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/io.github.dudman1/mercury402-mcp.svg)](https://lookupd.com/servers/io.github.dudman1/mercury402-mcp)