create_scene · Godot MCP Unified MCP: Risk & Policy

WHAT IT DOES

What create_scene does on Godot MCP Unified

AI agents use create_scene 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 create_scene needs a policy

This tool creates new scene files within a Godot project, which is a reversible write operation. While scene creation modifies the project structure, it does not execute arbitrary code, delete data, or trigger external financial operations.

From the tool's definition Tool name 'create_scene' and description 'Create a new scene in a Godot project' indicate creation of new project data. Scenes are core Godot assets that are created and stored as reversible file artifacts.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_scene Rate-limited

create_scene 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_scene": {
      "limits": [
        {
          "counter": "create_scene_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 create_scene

What does the create_scene tool do? +

Create a new scene in a Godot project. 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 create_scene? +

Register the Godot MCP Unified MCP server in PolicyLayer and add a rule for create_scene: 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 create_scene? +

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

Can I rate-limit create_scene? +

Yes. Add a rate_limit block to the create_scene 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_scene completely? +

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

create_scene 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.