setup_mcp_user · Planning Game MCP: Risk & Policy

WHAT IT DOES

What setup_mcp_user does on Planning Game

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

WHY IT NEEDS A POLICY

Why setup_mcp_user needs a policy

This tool creates or modifies user identity configuration data reversibly. It accepts parameters to set or update user identity information and can auto-match stakeholders. While it affects system state, it is not destructive (reversible), not financial, and not execute/command-level.

From the tool's definition Tool description states it 'Configure[s] MCP user identity' and involves setting up user identity parameters (name, email, developerId). This is a configuration write operation that modifies user identity state in the system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

setup_mcp_user Rate-limited

setup_mcp_user 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": {
    "setup_mcp_user": {
      "limits": [
        {
          "counter": "setup_mcp_user_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 Planning Game, so you can run agents against it safely.

FAQ

Questions about setup_mcp_user

What does the setup_mcp_user tool do? +

Configure MCP user identity. Accepts name, email, or developerId to auto-match. Without params: lists developers and asks the user to identify themselves. Auto-matches stakeholder by email. It is categorised as a Write tool in the Planning Game MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on setup_mcp_user? +

Register the Planning Game MCP server in PolicyLayer and add a rule for setup_mcp_user: 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 Planning Game. Nothing to install.

What risk level is setup_mcp_user? +

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

Can I rate-limit setup_mcp_user? +

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

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

setup_mcp_user is provided by the Planning Game MCP server (planning-game-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.