notepad_manager · Anchor MCP: Risk & Policy

WHAT IT DOES

What notepad_manager does on Anchor

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

WHY IT NEEDS A POLICY

Why notepad_manager needs a policy

This tool modifies persistent working state by saving and updating notepads. While it includes read operations, the write capability to create and modify notepad content makes it a Write category tool.

From the tool's definition The tool can 'save/update a notepad', which are write operations that modify persisted data. It also includes read capability ('read a notepad by topic', 'list all topics'), but the write operations are the determining factor.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

notepad_manager Rate-limited

notepad_manager 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": {
    "notepad_manager": {
      "limits": [
        {
          "counter": "notepad_manager_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 Anchor, so you can run agents against it safely.

FAQ

Questions about notepad_manager

What does the notepad_manager tool do? +

Manage notepads: read a notepad by topic, save/update a notepad, or list all topics. It is categorised as a Write tool in the Anchor MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on notepad_manager? +

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

What risk level is notepad_manager? +

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

Can I rate-limit notepad_manager? +

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

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

notepad_manager is provided by the Anchor MCP server (thewillmoss/anchor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

notepad_manager is one line of Anchor's registry record.

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

Teams ship this data inside their own products. See what a licence covers →