set_cards_ease_factors

A write tool on the Anki MCP server.

SERVERAnki SOURCE@arielbk/anki-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-arielbk-anki-mcp/set-cards-ease-factors.md

WHAT IT DOES

What set_cards_ease_factors does on Anki

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

RISK

Why set_cards_ease_factors is rated Medium

This tool modifies existing card metadata (ease factors control SRS intervals in Anki) rather than creating new entities or deleting data. The change is reversible by setting different ease factor values. Classified as Write rather than Execute because it updates a specific parameter rather than triggering arbitrary code execution.

From the tool's definition Tool name 'set_cards_ease_factors' directly indicates modification of card properties (ease factors). No description provided, but the verb 'set' combined with sibling tools like 'add_note', 'add_tags_to_notes', and 'answer_cards' establishes this as a data…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs set_cards_ease_factors safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Anki, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For set_cards_ease_factors, this is the rule to start with:

set_cards_ease_factors Rate-limited

set_cards_ease_factors 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": {
    "set_cards_ease_factors": {
      "limits": [
        {
          "counter": "set_cards_ease_factors_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Anki, apply this rule, and every set_cards_ease_factors call is checked against it from then on.

FAQ

Questions about set_cards_ease_factors

What does the set_cards_ease_factors tool do? +

set_cards_ease_factors is a write tool on the Anki MCP server. It is categorised as a Write tool in the Anki MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_cards_ease_factors? +

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

What risk level is set_cards_ease_factors? +

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

Can I rate-limit set_cards_ease_factors? +

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

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

set_cards_ease_factors is provided by the Anki MCP server (@arielbk/anki-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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