update_user_profile · CustomGPT MCP Server MCP

WHAT IT DOES

What update_user_profile does on CustomGPT MCP Server

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

WHY IT NEEDS A POLICY

Why update_user_profile needs a policy

This tool modifies user profile information, which is a reversible change (users can update their profiles again). It does not delete data (Destructive), execute arbitrary code (Execute), involve financial transactions (Financial), or merely read data (Read).

From the tool's definition Tool name 'update_user_profile' and description 'Update user profile' indicate modification of user account data. The verb 'update' is characteristic of Write operations that create or modify data reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_user_profile Rate-limited

update_user_profile 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": {
    "update_user_profile": {
      "limits": [
        {
          "counter": "update_user_profile_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 CustomGPT MCP Server, so you can run agents against it safely.

FAQ

Questions about update_user_profile

What does the update_user_profile tool do? +

Update user profile. It is categorised as a Write tool in the CustomGPT 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 update_user_profile? +

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

What risk level is update_user_profile? +

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

Can I rate-limit update_user_profile? +

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

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

update_user_profile is provided by the CustomGPT MCP Server MCP server (poll-the-people/customgpt-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.