node_set_property

Set a property on a node (undoable). Rich types use the {\

SERVERGodot Breakpoint SOURCEjlivingston-Cipher/godot-breakpoint-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/godot-breakpoint-mcp/node-set-property.md

WHAT IT DOES

What node_set_property does on Godot Breakpoint

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

RISK

Why node_set_property is rated Medium

This tool creates or modifies data (node properties) in a reversible manner. While it operates within a game engine context (Godot), it is fundamentally a Write operation. The high severity reflects that modifying arbitrary node properties in a game could have significant effects on game state and behavior, depending on which properties are modified.

From the tool's definition Tool description states "Set a property on a node (undoable)" - explicitly modifies node properties. The "undoable" qualifier indicates reversibility, distinguishing this from destructive operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs node_set_property safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Godot Breakpoint, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For node_set_property, this is the rule to start with:

node_set_property Rate-limited

node_set_property 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": {
    "node_set_property": {
      "limits": [
        {
          "counter": "node_set_property_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Godot Breakpoint, apply this rule, and every node_set_property call is checked against it from then on.

FAQ

Questions about node_set_property

What does the node_set_property tool do? +

Set a property on a node (undoable). Rich types use the {\. It is categorised as a Write tool in the Godot Breakpoint MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on node_set_property? +

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

What risk level is node_set_property? +

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

Can I rate-limit node_set_property? +

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

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

node_set_property is provided by the Godot Breakpoint MCP server (jlivingston-Cipher/godot-breakpoint-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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