mac_open_keynote · Math MCP Server for MacOS MCP

WHAT IT DOES

What mac_open_keynote does on Math MCP Server for MacOS

AI agents invoke mac_open_keynote to trigger actions in Math MCP Server for MacOS. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why mac_open_keynote needs a policy

This tool triggers an external application (Keynote) on the host OS and creates a new document. It involves executing a system-level operation (launching an application) and performing a write action (creating a document). Since it runs an external process on the OS, Execute is the most appropriate category. Severity is medium as misuse could spawn unwanted application instances or create files on the user's system.

From the tool's definition Open Keynote on macOS and create a new document

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mac_open_keynote Rate-limited

mac_open_keynote stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "mac_open_keynote": {
      "limits": [
        {
          "counter": "mac_open_keynote_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Math MCP Server for MacOS, so you can run agents against it safely.

FAQ

Questions about mac_open_keynote

What does the mac_open_keynote tool do? +

Open Keynote on macOS and create a new document. It is categorised as a Execute tool in the Math MCP Server for MacOS MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on mac_open_keynote? +

Register the Math MCP Server for MacOS MCP server in PolicyLayer and add a rule for mac_open_keynote: 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 Math MCP Server for MacOS. Nothing to install.

What risk level is mac_open_keynote? +

mac_open_keynote is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit mac_open_keynote? +

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

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

mac_open_keynote is provided by the Math MCP Server for MacOS MCP server (rohinigaonkar/mcp-math-macos). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.