Low Risk

get_viewport_screenshot

Capture a screenshot of the current Blender 3D viewport.

How to control get_viewport_screenshot ↓

What get_viewport_screenshot does on Blender MCP for Antigravity

AI agents call get_viewport_screenshot to retrieve information from Blender MCP for Antigravity without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why get_viewport_screenshot needs a policy

This tool retrieves visual data from Blender's viewport without creating, modifying, deleting, or executing arbitrary operations. It is purely informational and analogous to a 'get' or 'fetch' operation. The minimal risk is that screenshots could reveal sensitive information visible in the viewport, but this is a standard read-only action.

From the tool's definition Tool name is 'get_viewport_screenshot' and description states 'Capture a screenshot of the current Blender 3D viewport' — a retrieval operation with no side effects or modifications to scene state.

Documented attack patterns abuse exactly the kind of access get_viewport_screenshot gives an agent:

How to control get_viewport_screenshot

PolicyLayer is an MCP gateway — it sits between your AI agents and Blender MCP for Antigravity, and nothing reaches the server without passing your rules. This is the rule we recommend for get_viewport_screenshot:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_viewport_screenshot": {}
  }
}

get_viewport_screenshot is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Blender MCP for Antigravity — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

Go deeper

Questions about get_viewport_screenshot

What does the get_viewport_screenshot tool do? +

Capture a screenshot of the current Blender 3D viewport. It is categorised as a Read tool in the Blender MCP for Antigravity MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_viewport_screenshot? +

Register the Blender MCP for Antigravity MCP server in PolicyLayer and add a rule for get_viewport_screenshot: 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 MCP for Antigravity. Nothing to install.

What risk level is get_viewport_screenshot? +

get_viewport_screenshot is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_viewport_screenshot? +

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

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

get_viewport_screenshot is provided by the Blender MCP for Antigravity MCP server (kc0ed/blender-mcp-for-antigravity). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Blender MCP for Antigravity tool call.

Start from Blender MCP for Antigravity, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

21 Blender MCP for Antigravity tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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