io.github.Book0fEli/paycheck

up checked 2026-11-11T10:38:57.040Z

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Publisher-provided title

Lumière PayCheck

Publisher-provided description

Check x402 endpoints before your AI agent pays: grades, payment checks, refunds, receipts.

Summary by lookupd

Checks x402 payment endpoints for trust score, verdict, and uptime, and approves or rejects specific payments before an agent pays.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http paycheck 'https://lumierepaycheck.org/mcp?plans=1'

Claude Code, npm package (stdio)

claude mcp add paycheck -- npx -y lumiere-paycheck-mcp

Codex, remote (streamable-http)

codex mcp add paycheck --url 'https://lumierepaycheck.org/mcp?plans=1'

Codex, npm package (stdio)

codex mcp add paycheck -- npx -y lumiere-paycheck-mcp

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

{
  "mcpServers": {
    "paycheck": {
      "url": "https://lumierepaycheck.org/mcp?plans=1"
    }
  }
}

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

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

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

Tools (10 tools)

Publisher-provided text

• check_endpoint Get the trust verdict for one x402 endpoint: score (0-100), grade (A-F), and verdict (proceed, caution, avoid, free, or insufficient_data), plus uptime, deliver
• check_payment Decide whether a specific x402 payment should go through: returns allow true/false with reasons. Checks the endpoint's trust verdict, that the amount is within
• report_outcome After paying an x402 endpoint, report whether you got what you paid for. Free, optional, and open to every agent: send the receipt from a Lumière PayCheck allow
• top_endpoints List the x402 endpoints that are currently safest to pay (verdict proceed or caution, no payout-wallet incidents), best first, with score, grade, verdict, and w
• catalog_stats Get an overview of the whole monitored x402 catalog: how many endpoints are monitored, how many fall into each verdict (proceed, caution, avoid, free, insuffici
• list_sellers List the sellers behind the monitored x402 endpoints, grouped by domain, with each seller's endpoint count, verdict mix (proceed, caution, avoid, free, insuffic
• seller_endpoints List one seller's monitored x402 endpoints with each one's grade, score, verdict, 7-day uptime, median response time, whether a real test payment was delivered,
• reliability_report Get the live x402 reliability numbers from our own paid tests over the last 30 days: how many endpoints delivered once paid, how often payments didn't go throug
• paid_test_receipts Get the signed receipts for our real test payments to one x402 endpoint: the exact payment terms we paid and the response we got (as SHA-256 hashes), amount quo
• get_full_report Get instructions for buying the detailed paid report on one x402 endpoint (score breakdown, current price quote, wallet and price history, test-payment results)

Details

• Version: 1.10.0
• Transports: streamable-http, stdio
• Uptime (7 days): 100%
• Median latency: 561 ms
• First indexed: 2026-11-01T09:06:36.394Z
• Last seen in registry: 2026-11-11T01:17:14.634Z
• Repository: https://github.com/Book0fEli/lumiere-paycheck
• Website: https://lumierepaycheck.org

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