cypher_check_payment

Active

declared in 3.4.2

Check the payment status of a Lightning invoice. Call after paying the invoice from purchase_credits. Free — no credits required. Proof of npub ownership is required to prevent credit-grant front-running by an observer of the invoice ID.

Parameters schema

{
  "type": "object",
  "required": [
    "invoice_id",
    "npub",
    "dpop_token"
  ],
  "properties": {
    "npub": {
      "type": "string",
      "description": "The Nostr public key (npub1...) that purchased the invoice."
    },
    "dpop_token": {
      "type": "string",
      "description": "Raw JSON of a kind-27235 Nostr event signed by npub —\nnot base64, not NIP-98 'Authorization: Nostr <b64>' framing. Its\n`u` tag must hold THIS tool's exact name (from tools/list), not\nthe endpoint URL; content:\"\", created_at within 60s of now, and a\nrandom `nonce` tag recommended. Or a cached dpop_token phrase."
    },
    "invoice_id": {
      "type": "string",
      "description": "The invoice ID returned by purchase_credits."
    }
  },
  "additionalProperties": false
}

What this tool wraps· 0 endpoints

min confidence0.70 0.50

No endpoints wrapped at confidence ≥ 0.70.

Parent server

cypher-mcp

https://github.com/lonniev/cypher-mcp

2/7 registries

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