createCalendar · Lofty MCP Server MCP: Risk & Policy

WHAT IT DOES

What createCalendar does on Lofty MCP Server

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

WHY IT NEEDS A POLICY

Why createCalendar needs a policy

This tool creates new calendar entries (tasks or appointments) in the Lofty CRM system. Creation is a reversible modification operation (items can be deleted/edited later), placing it in the Write category. Severity is medium because unauthorized calendar creation could disrupt scheduling and workflow coordination, but lacks the irreversibility of Destructive operations or financial impact.

From the tool's definition Tool name 'createCalendar' and description states 'Create a calendar item', which is a create operation that generates new data in the CRM system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

createCalendar Rate-limited

createCalendar 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": {
    "createCalendar": {
      "limits": [
        {
          "counter": "createcalendar_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 Lofty MCP Server, so you can run agents against it safely.

FAQ

Questions about createCalendar

What does the createCalendar tool do? +

Create a calendar item (v2 API). type: TASK | APPOINTMENT. For TASK provide taskWay and assignedRole; for APPOINTMENT provide address. It is categorised as a Write tool in the Lofty 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 createCalendar? +

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

What risk level is createCalendar? +

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

Can I rate-limit createCalendar? +

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

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

createCalendar is provided by the Lofty MCP Server MCP server (nerdsnipe-inc/lofty-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.