inbox_create_note · MCP Help Scout MCP: Risk & Policy

WHAT IT DOES

What inbox_create_note does on MCP Help Scout

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

WHY IT NEEDS A POLICY

Why inbox_create_note needs a policy

This tool creates a new internal note, which is a reversible write operation. Internal notes are metadata about conversations that can be edited or deleted later. There is no destructive element, no code execution, no financial impact, and no irreversible deletion.

From the tool's definition Tool is named 'inbox_create_note' and described as 'Add an internal note to a conversation' — the verb 'Add' indicates creation of new data (internal notes)

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

inbox_create_note Rate-limited

inbox_create_note 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": {
    "inbox_create_note": {
      "limits": [
        {
          "counter": "inbox_create_note_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 Help Scout, so you can run agents against it safely.

FAQ

Questions about inbox_create_note

What does the inbox_create_note tool do? +

Add an internal note to a conversation. It is categorised as a Write tool in the MCP Help Scout MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on inbox_create_note? +

Register the MCP Help Scout MCP server in PolicyLayer and add a rule for inbox_create_note: 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 Help Scout. Nothing to install.

What risk level is inbox_create_note? +

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

Can I rate-limit inbox_create_note? +

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

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

inbox_create_note is provided by the MCP Help Scout MCP server (solveitsimply/mcp-helpscout). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.