create_booking · Lilo Vacation Rentals MCP: Risk & Policy

WHAT IT DOES

What create_booking does on Lilo Vacation Rentals

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

WHY IT NEEDS A POLICY

Why create_booking needs a policy

This tool creates a new booking record, which is a reversible write operation (bookings can typically be cancelled). However, severity is high because creating a booking may trigger financial obligations (payment holds, deposits) and binding contractual commitments between host and guest.

From the tool's definition "Create a direct booking for a vacation rental property"

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_booking Rate-limited

create_booking 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": {
    "create_booking": {
      "limits": [
        {
          "counter": "create_booking_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 Lilo Vacation Rentals, so you can run agents against it safely.

FAQ

Questions about create_booking

What does the create_booking tool do? +

Create a direct booking for a vacation rental property. It is categorised as a Write tool in the Lilo Vacation Rentals MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_booking? +

Register the Lilo Vacation Rentals MCP server in PolicyLayer and add a rule for create_booking: 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 Lilo Vacation Rentals. Nothing to install.

What risk level is create_booking? +

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

Can I rate-limit create_booking? +

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

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

create_booking is provided by the Lilo Vacation Rentals MCP server (lilo-property/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.