This record as markdown: /tools/io-github-arielbk-anki-mcp/sync.md
What sync does on Anki
AI agents call sync as a supporting operation in Anki workflows.
Why sync is rated Low
Without a description, classification is uncertain. In Anki's context, 'sync' typically synchronizes the local collection with AnkiWeb (a cloud service), which is a write/execute-level operation but not destructive, financial, or purely read. It could be considered Execute as it triggers an external operation. However, confidence is low due to the empty description.
From the tool's definition Tool name is 'sync' with empty description. In the context of an Anki MCP server, sync likely triggers synchronization between local Anki and AnkiWeb.
Attacks that exploit this kind of access
The rule that runs sync 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 sync, this is the rule to start with:
sync gets a rate cap, and everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Anki, apply this rule, and every sync call is checked against it from then on.
Questions about sync
sync is a other tool on the Anki MCP server. It is categorised as a Other tool in the Anki MCP Server, which means it performs auxiliary operations.
Register the Anki MCP server in PolicyLayer and add a rule for sync: 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.
sync is a Other tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the sync 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.
Set action: deny in the PolicyLayer policy for sync. 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.
sync 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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