add_shape · PowerPoint Editor MCP Server MCP: Risk & Policy

WHAT IT DOES

What add_shape does on PowerPoint Editor MCP Server

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

WHY IT NEEDS A POLICY

Why add_shape needs a policy

This tool creates or adds new shape objects to slides, which is a reversible modification of presentation data. It does not execute arbitrary code, delete content, or move money. It falls squarely into the Write category as it modifies a presentation by adding new graphical elements that can be undone or removed.

From the tool's definition Tool name 'add_shape' and description '在幻灯片中添加形状' (add shape to slide) indicates creation of new presentation content.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_shape Rate-limited

add_shape 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": {
    "add_shape": {
      "limits": [
        {
          "counter": "add_shape_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 PowerPoint Editor MCP Server, so you can run agents against it safely.

FAQ

Questions about add_shape

What does the add_shape tool do? +

在幻灯片中添加形状. It is categorised as a Write tool in the PowerPoint Editor 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 add_shape? +

Register the PowerPoint Editor MCP Server MCP server in PolicyLayer and add a rule for add_shape: 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 PowerPoint Editor MCP Server. Nothing to install.

What risk level is add_shape? +

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

Can I rate-limit add_shape? +

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

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

add_shape is provided by the PowerPoint Editor MCP Server MCP server (weichenleeeee123/ppt-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.