annotatedMessage · My MCP: Risk & Policy

WHAT IT DOES

What annotatedMessage does on My

AI agents call annotatedMessage as a supporting operation in My workflows.

WHY IT NEEDS A POLICY

Why annotatedMessage needs a policy

With no description available, it's not possible to determine what this tool does from its name alone. 'annotatedMessage' suggests it may produce or display an annotated message, which could be a Read or Write operation, but without further context, it's classified as Other with low confidence.

From the tool's definition Tool name is 'annotatedMessage' and description is empty or uninformative.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

annotatedMessage Rate-limited

annotatedMessage gets a rate cap, and everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "annotatedMessage": {
      "limits": [
        {
          "counter": "annotatedmessage_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches My, so you can run agents against it safely.

FAQ

Questions about annotatedMessage

What does the annotatedMessage tool do? +

annotatedMessage. It is categorised as a Other tool in the My MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on annotatedMessage? +

Register the My MCP server in PolicyLayer and add a rule for annotatedMessage: 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 My. Nothing to install.

What risk level is annotatedMessage? +

annotatedMessage is a Other tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit annotatedMessage? +

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

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

annotatedMessage is provided by the My MCP server (kcbabo/everything-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.