vtex_create_subscription · MCP VTEX Server MCP

WHAT IT DOES

What vtex_create_subscription does on MCP VTEX Server

AI agents use vtex_create_subscription to commit financial operations through MCP VTEX Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why vtex_create_subscription needs a policy

Creating a subscription establishes a recurring financial obligation, committing a customer to ongoing payments. This falls under Financial as it initiates a payment commitment. Severity is high because misuse could enroll customers in unwanted recurring charges without consent.

From the tool's definition 'Create a new subscription' - subscriptions represent recurring financial commitments/obligations for customers

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

vtex_create_subscription Approval-gated

Any call to vtex_create_subscription is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "vtex_create_subscription": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

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FAQ

Questions about vtex_create_subscription

What does the vtex_create_subscription tool do? +

Create a new subscription. It is categorised as a Financial tool in the MCP VTEX Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on vtex_create_subscription? +

Register the MCP VTEX Server MCP server in PolicyLayer and add a rule for vtex_create_subscription: 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 MCP VTEX Server. Nothing to install.

What risk level is vtex_create_subscription? +

vtex_create_subscription is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit vtex_create_subscription? +

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

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

vtex_create_subscription is provided by the MCP VTEX Server MCP server (leosepulveda/mcp-vtex). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.