createBooking · Mcp Meetsync MCP: Risk & Policy

WHAT IT DOES

What createBooking does on Mcp Meetsync

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

WHY IT NEEDS A POLICY

Why createBooking needs a policy

Creating a booking is a Write action—it creates new data (a confirmed meeting) that is persistent and can affect multiple participants' calendars. Severity is high because an AI agent autonomously creating false or unwanted meetings could disrupt schedules, create scheduling conflicts, waste time, and damage relationships.

From the tool's definition Tool name 'createBooking' and description 'Use this tool to confirm a meeting' indicate creation of a new calendar event/booking entry. This is a write operation that modifies calendar data by creating a persistent meeting record.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

createBooking Rate-limited

createBooking 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": {
    "createBooking": {
      "limits": [
        {
          "counter": "createbooking_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 Mcp Meetsync, so you can run agents against it safely.

FAQ

Questions about createBooking

What does the createBooking tool do? +

Use this tool to confirm a meeting. Choose the mode based on how you arrived here:\n. It is categorised as a Write tool in the Mcp Meetsync MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on createBooking? +

Register the Mcp Meetsync MCP server in PolicyLayer and add a rule for createBooking: 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 Mcp Meetsync. Nothing to install.

What risk level is createBooking? +

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

Can I rate-limit createBooking? +

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

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

createBooking is provided by the Mcp Meetsync MCP server (nicholasemccormick/mcp-meetsync). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.