anki_update_note · TalkToAnki MCP: Risk & Policy

WHAT IT DOES

What anki_update_note does on TalkToAnki

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

WHY IT NEEDS A POLICY

Why anki_update_note needs a policy

The tool modifies existing flashcard data reversibly. Updates to note content can be undone by updating again or reverting to previous versions, making this a Write category rather than Destructive. The blast radius is limited to individual card edits within a study system, warranting medium severity.

From the tool's definition Tool name is 'anki_update_note' and description states it updates existing card content ('更新现有卡片的内容'). The verb 'update' indicates modification of data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

anki_update_note Rate-limited

anki_update_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": {
    "anki_update_note": {
      "limits": [
        {
          "counter": "anki_update_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 TalkToAnki, so you can run agents against it safely.

FAQ

Questions about anki_update_note

What does the anki_update_note tool do? +

更新现有卡片的内容. It is categorised as a Write tool in the TalkToAnki MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on anki_update_note? +

Register the TalkToAnki MCP server in PolicyLayer and add a rule for anki_update_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 TalkToAnki. Nothing to install.

What risk level is anki_update_note? +

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

Can I rate-limit anki_update_note? +

Yes. Add a rate_limit block to the anki_update_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 anki_update_note completely? +

Set action: deny in the PolicyLayer policy for anki_update_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 anki_update_note? +

anki_update_note is provided by the TalkToAnki MCP server (muxuuu/talktoanki). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.