add_slide_title · Slidev MCP Server MCP: Risk & Policy

WHAT IT DOES

What add_slide_title does on Slidev MCP Server

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

WHY IT NEEDS A POLICY

Why add_slide_title needs a policy

This tool modifies presentation data by adding or updating a slide title, which is a reversible change typical of Write operations. It has no destructive effects (cannot delete), does not execute external code or commands, and does not involve financial transactions. The blast radius is minimal as the change affects only slide metadata and can be easily edited or removed.

From the tool's definition Tool name 'add_slide_title' and description 'Adds a title to the current slide' indicate content modification. The tool creates or modifies slide content (title text) reversibly within a presentation document.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_slide_title Rate-limited

add_slide_title 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_slide_title": {
      "limits": [
        {
          "counter": "add_slide_title_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 Slidev MCP Server, so you can run agents against it safely.

FAQ

Questions about add_slide_title

What does the add_slide_title tool do? +

Adds a title to the current slide. It is categorised as a Write tool in the Slidev 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_slide_title? +

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

What risk level is add_slide_title? +

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

Can I rate-limit add_slide_title? +

Yes. Add a rate_limit block to the add_slide_title 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_slide_title completely? +

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

add_slide_title is provided by the Slidev MCP Server MCP server (raykuonz/slidev-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.