archive_link · Paymongo MCP: Risk & Policy

WHAT IT DOES

What archive_link does on Paymongo

AI agents use archive_link to create or update resources in Paymongo — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Paymongo environment.

WHY IT NEEDS A POLICY

Why archive_link needs a policy

This tool modifies the status/state of a Payment Link resource without permanently deleting it. Since archiving is reversible (can be unarchived), it is classified as Write rather than Destructive.

From the tool's definition Tool description states 'Archive or unarchive a Payment Link', indicating state modification of an existing payment resource. The verb 'archive' modifies data reversibly (can be unarchived), placing it in the Write category rather than Destructive.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

archive_link Rate-limited

archive_link stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "archive_link": {
      "limits": [
        {
          "counter": "archive_link_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Paymongo, so you can run agents against it safely.

FAQ

Questions about archive_link

What does the archive_link tool do? +

Archive or unarchive a Payment Link. It is categorised as a Write tool in the Paymongo MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on archive_link? +

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

What risk level is archive_link? +

archive_link is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit archive_link? +

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

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

archive_link is provided by the Paymongo MCP server (theyahia/paymongo-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.