draw_regular_polygon · SVG Canvas MCP: Risk & Policy

WHAT IT DOES

What draw_regular_polygon does on SVG Canvas MCP

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

WHY IT NEEDS A POLICY

Why draw_regular_polygon needs a policy

This tool creates new SVG graphic elements on the canvas. Creation of design elements is a Write operation—it modifies the canvas state but is fully reversible (shapes can be deleted or modified). It lacks destructive permanence, code execution capabilities, or financial impact.

From the tool's definition Tool name 'draw_regular_polygon' and server description indicate SVG graphic creation and manipulation. The tool creates visual content (polygons) that modifies the canvas state reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

draw_regular_polygon Rate-limited

draw_regular_polygon 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": {
    "draw_regular_polygon": {
      "limits": [
        {
          "counter": "draw_regular_polygon_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 SVG Canvas MCP, so you can run agents against it safely.

FAQ

Questions about draw_regular_polygon

What does the draw_regular_polygon tool do? +

정다각형을 그립니다. It is categorised as a Write tool in the SVG Canvas MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on draw_regular_polygon? +

Register the SVG Canvas MCP server in PolicyLayer and add a rule for draw_regular_polygon: 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 SVG Canvas MCP. Nothing to install.

What risk level is draw_regular_polygon? +

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

Can I rate-limit draw_regular_polygon? +

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

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

draw_regular_polygon is provided by the SVG Canvas MCP server (kim62210/svg-canvas-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.