list_coupons

List all coupons

SERVERStripe SOURCE@modelcontextprotocol/server-stripe

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade D, identity verified Pull the record →

This record as markdown: /tools/stripe/list-coupons.md

WHAT IT DOES

What list_coupons does on Stripe

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

RISK

Why list_coupons is rated Low

This tool queries and retrieves coupon data from Stripe without creating, modifying, deleting, or executing operations. It is a pure read operation with minimal risk. The blast radius is limited to information disclosure of coupon metadata, which does not expose sensitive financial data like customer payment methods or transaction details.

From the tool's definition Tool name 'list_coupons' and description 'List all coupons' indicate a data retrieval operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_coupons safely

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

list_coupons Allowed

list_coupons 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": {
    "list_coupons": {}
  }
}

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

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

FAQ

Questions about list_coupons

What does the list_coupons tool do? +

List all coupons. It is categorised as a Read tool in the Stripe MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_coupons? +

Register the Stripe MCP server in PolicyLayer and add a rule for list_coupons: 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 Stripe. Nothing to install.

What risk level is list_coupons? +

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

Can I rate-limit list_coupons? +

Yes. Add a rate_limit block to the list_coupons 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 list_coupons completely? +

Set action: deny in the PolicyLayer policy for list_coupons. 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 list_coupons? +

list_coupons is provided by the Stripe MCP server (@modelcontextprotocol/server-stripe). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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