add_build_animation · Keynote MCP Server MCP: Risk & Policy

WHAT IT DOES

What add_build_animation does on Keynote MCP Server

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

WHY IT NEEDS A POLICY

Why add_build_animation needs a policy

This tool creates or modifies presentation data (animation properties on slide items) in a reversible manner. It does not execute arbitrary code, delete content, or cause financial impact.

From the tool's definition Tool name is 'add_build_animation' and description states it 'Adds a build-in or build-out animation to an item on a slide,' which modifies presentation content by adding animation properties to existing slide elements.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_build_animation Rate-limited

add_build_animation 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_build_animation": {
      "limits": [
        {
          "counter": "add_build_animation_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 Keynote MCP Server, so you can run agents against it safely.

FAQ

Questions about add_build_animation

What does the add_build_animation tool do? +

Adds a build-in or build-out animation to an item on a slide. Build-in animations play when the item appears; build-out animations play when it exits. It is categorised as a Write tool in the Keynote 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_build_animation? +

Register the Keynote MCP Server MCP server in PolicyLayer and add a rule for add_build_animation: 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 Keynote MCP Server. Nothing to install.

What risk level is add_build_animation? +

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

Can I rate-limit add_build_animation? +

Yes. Add a rate_limit block to the add_build_animation 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_build_animation completely? +

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

add_build_animation is provided by the Keynote MCP Server MCP server (superdwayne/keynotemp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.