manage_groups · Godot MCP Unified MCP: Risk & Policy

WHAT IT DOES

What manage_groups does on Godot MCP Unified

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

WHY IT NEEDS A POLICY

Why manage_groups needs a policy

This tool modifies scene state by altering node group assignments, which is reversible and has no destructive or external execution effects. It fits the Write category (creates or modifies data reversibly).

From the tool's definition Add or remove nodes from groups in a scene - explicitly describes creating/modifying group membership, a reversible data operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

manage_groups Rate-limited

manage_groups 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": {
    "manage_groups": {
      "limits": [
        {
          "counter": "manage_groups_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 Godot MCP Unified, so you can run agents against it safely.

FAQ

Questions about manage_groups

What does the manage_groups tool do? +

Add or remove nodes from groups in a scene. It is categorised as a Write tool in the Godot MCP Unified MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on manage_groups? +

Register the Godot MCP Unified MCP server in PolicyLayer and add a rule for manage_groups: 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 Godot MCP Unified. Nothing to install.

What risk level is manage_groups? +

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

Can I rate-limit manage_groups? +

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

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

manage_groups is provided by the Godot MCP Unified MCP server (pierrealexandreguillemin-a11y/godot-mcp-unified). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.