decode_invoice

What decode_invoice does on Bitcoin MCP Server

AI agents call decode_invoice to retrieve information from Bitcoin MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Why decode_invoice is rated Low

Decoding an invoice is a query operation that extracts and parses structured data from an invoice string. It retrieves information (amounts, recipients, expiration, etc.) without modifying data, executing transactions, or moving funds. The tool reads and interprets existing invoice data, making it a Read category operation with low severity since misuse would only expose information already encoded in the invoice.

From the tool's definition Tool name 'decode_invoice' and description 'Decode a Lightning invoice' indicate data retrieval and parsing of invoice information with no state modification or financial movement.

The rule that runs decode_invoice safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Bitcoin MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For decode_invoice, this is the rule to start with:

{
  "version": "1",
  "default": "deny",
  "tools": {
    "decode_invoice": {}
  }
}

Questions about decode_invoice