create_customers · Upgates MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_customers does on Upgates MCP Server

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

WHY IT NEEDS A POLICY

Why create_customers needs a policy

This tool creates new customer records in the Upgates e-commerce system, which is a reversible modification of data. It does not read-only (Read), execute arbitrary code (Execute), irreversibly delete data (Destructive), or move money (Financial).

From the tool's definition Tool name 'create_customers' and description 'Create one or more customers' indicate data creation/modification. The 'create' verb and action of adding new customer records to the e-commerce system are characteristic of Write operations.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_customers Rate-limited

create_customers 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": {
    "create_customers": {
      "limits": [
        {
          "counter": "create_customers_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 Upgates MCP Server, so you can run agents against it safely.

FAQ

Questions about create_customers

What does the create_customers tool do? +

Create one or more customers. It is categorised as a Write tool in the Upgates MCP 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 create_customers? +

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

What risk level is create_customers? +

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

Can I rate-limit create_customers? +

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

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

create_customers is provided by the Upgates MCP Server MCP server (mcp-open/upgates-com-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.