create_appointment | PolicyLayer

WHAT IT DOES

What create_appointment does on Dental Clinic Appointments MCP Server

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

WHY IT NEEDS A POLICY

Why create_appointment needs a policy

This tool creates new appointment records with patient information. While creation is a Write operation (reversible via delete_appointment), the medium severity accounts for the healthcare context where incorrect appointment data could affect patient care workflows and privacy (patient information is being stored).

From the tool's definition Tool name 'create_appointment' and description 'Create a new dental appointment with patient information, appointment type, and details' indicates data creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_appointment Rate-limited

create_appointment 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_appointment": {
      "limits": [
        {
          "counter": "create_appointment_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 Dental Clinic Appointments MCP Server, so you can run agents against it safely.

FAQ

Questions about create_appointment

What does the create_appointment tool do? +

Create a new dental appointment with patient information, appointment type, and details. It is categorised as a Write tool in the Dental Clinic Appointments 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 create_appointment? +

Register the Dental Clinic Appointments MCP Server MCP server in PolicyLayer and add a rule for create_appointment: 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 Dental Clinic Appointments MCP Server. Nothing to install.

What risk level is create_appointment? +

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

Can I rate-limit create_appointment? +

Yes. Add a rate_limit block to the create_appointment 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_appointment completely? +

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

create_appointment is provided by the Dental Clinic Appointments MCP Server MCP server (nalmarshedy/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

create_appointment is one line of Dental Clinic Appointments MCP Server's registry record.

The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.

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