vtex_invoice_order · MCP VTEX Server MCP: Risk & Policy

WHAT IT DOES

What vtex_invoice_order does on MCP VTEX Server

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

WHY IT NEEDS A POLICY

Why vtex_invoice_order needs a policy

This tool creates or adds invoice records to orders, which is a Write action (creates/modifies data reversibly). While invoices have financial implications, the tool itself doesn't move money or create financial obligations—it documents/records an existing transaction. However, invoices are legally binding documents tied to payment and tax obligations, making this a high-severity Write action.

From the tool's definition Tool name is 'vtex_invoice_order' and description states 'Add invoice to an order'. The action of adding/creating an invoice modifies order records and financial documentation, which are critical business data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

vtex_invoice_order Rate-limited

vtex_invoice_order 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": {
    "vtex_invoice_order": {
      "limits": [
        {
          "counter": "vtex_invoice_order_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 MCP VTEX Server, so you can run agents against it safely.

FAQ

Questions about vtex_invoice_order

What does the vtex_invoice_order tool do? +

Add invoice to an order. It is categorised as a Write tool in the MCP VTEX Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on vtex_invoice_order? +

Register the MCP VTEX Server MCP server in PolicyLayer and add a rule for vtex_invoice_order: 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_invoice_order? +

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

Can I rate-limit vtex_invoice_order? +

Yes. Add a rate_limit block to the vtex_invoice_order 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_invoice_order completely? +

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

vtex_invoice_order 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.