set_renderer

Set the rendering method/renderer for the project

SERVERGodot SOURCE@keeveeg/godot-mcp

Medium RISK CLASS

Category Write

Parameters 11 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/keeveeg-godot-mcp/set-renderer.md

WHAT IT DOES

What set_renderer does on Godot

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

Parameter	Type	Required	Description
`renderer`	string	Yes	Rendering backend to use

Parameters from the server's own tool schema.

RISK

Why set_renderer is rated Medium

This tool modifies project settings (the renderer configuration) but does not irreversibly delete data or execute arbitrary code. It changes a reversible configuration parameter. The impact is medium severity because incorrect renderer settings could affect project functionality or performance, but the change is undoable.

From the tool's definition Tool name 'set_renderer' and description 'Set the rendering method/renderer for the project' indicate modification of project configuration settings.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs set_renderer safely

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

set_renderer Rate-limited

set_renderer 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": {
    "set_renderer": {
      "limits": [
        {
          "counter": "set_renderer_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, apply this rule, and every set_renderer call is checked against it from then on.

FAQ

Questions about set_renderer

What does the set_renderer tool do? +

Set the rendering method/renderer for the project. It is categorised as a Write tool in the Godot MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does set_renderer accept? +

set_renderer accepts 1 parameter: renderer. Required: renderer. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on set_renderer? +

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

What risk level is set_renderer? +

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

Can I rate-limit set_renderer? +

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

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

set_renderer is provided by the Godot MCP server (@keeveeg/godot-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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