render_set_world

Set world background — solid color or HDRI.

SERVERBlender Copilot MCP Server SOURCEdwgx/blender-copilot

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/dwgx-blender-copilot/render-set-world.md

WHAT IT DOES

What render_set_world does on Blender Copilot MCP Server

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

RISK

Why render_set_world is rated Medium

The tool modifies Blender scene state by setting the world background, which is a creative/configuration change typical of Write operations. While it affects render output, it is non-destructive and reversible. The severity is medium because misuse could alter a scene's visual appearance and potentially compromise artistic intent, but the change is easily undoable and has no financial or data-loss implications.

From the tool's definition Tool name 'render_set_world' and description 'Set world background — solid color or HDRI' indicate modification of scene environment properties.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs render_set_world safely

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

render_set_world Rate-limited

render_set_world 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": {
    "render_set_world": {
      "limits": [
        {
          "counter": "render_set_world_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 Blender Copilot MCP Server, apply this rule, and every render_set_world call is checked against it from then on.

FAQ

Questions about render_set_world

What does the render_set_world tool do? +

Set world background — solid color or HDRI. It is categorised as a Write tool in the Blender Copilot MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on render_set_world? +

Register the Blender Copilot MCP Server MCP server in PolicyLayer and add a rule for render_set_world: 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 Blender Copilot MCP Server. Nothing to install.

What risk level is render_set_world? +

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

Can I rate-limit render_set_world? +

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

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

render_set_world is provided by the Blender Copilot MCP Server MCP server (dwgx/blender-copilot). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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