q402_receipt

Look up a Q402 Trust Receipt by its rct_… receiptId and return the settlement record + a locally-verified

SERVERQ402 Mcp SOURCE@quackai/q402-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-bitgett-q402-mcp/q402-receipt.md

WHAT IT DOES

What q402_receipt does on Q402 Mcp

AI agents call q402_receipt to retrieve information from Q402 Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why q402_receipt is rated Low

This tool retrieves and returns an existing settlement record (a receipt) based on a provided identifier. The verb 'look up' combined with 'return' indicates a read-only query operation. There is no indication of data modification, deletion, execution of code, or financial transaction initiation. The locally-verified aspect is part of the response format, not an action taken by the tool.

From the tool's definition Tool name 'q402_receipt' and description 'Look up a Q402 Trust Receipt by its rct_… receiptId and return the settlement record' indicate a query/lookup operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs q402_receipt safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Q402 Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For q402_receipt, this is the rule to start with:

q402_receipt Allowed

q402_receipt is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "q402_receipt": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Q402 Mcp, apply this rule, and every q402_receipt call is checked against it from then on.

FAQ

Questions about q402_receipt

What does the q402_receipt tool do? +

Look up a Q402 Trust Receipt by its rct_… receiptId and return the settlement record + a locally-verified. It is categorised as a Read tool in the Q402 Mcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on q402_receipt? +

Register the Q402 MCP server in PolicyLayer and add a rule for q402_receipt: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Q402 Mcp. Nothing to install.

What risk level is q402_receipt? +

q402_receipt is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit q402_receipt? +

Yes. Add a rate_limit block to the q402_receipt rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block q402_receipt completely? +

Set action: deny in the PolicyLayer policy for q402_receipt. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides q402_receipt? +

q402_receipt is provided by the Q402 MCP server (@quackai/q402-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Q402, and thousands of servers like it.

This server

All 41 Q402 tools →

Across the catalogue

The MCP Attack Database →

Guides

Roll out MCP under one policy →Data exfiltration →MCP token cost →