Anki MCP Server

An MCP server implementation that connects to a locally running Anki, providing card review and creation.

This server is designed to work with the Anki desktop app and the Anki-Connect add-on.

Make sure you have the add-on installed before using.

Resources

• anki://search/deckcurrent

  • Returns all cards from current deck

  • Equivalent of deck:current in Anki

• anki://search/isdue

  • Returns cards in review and learning waiting to be studied

  • Equivalent of is:due in Anki

• anki://search/isnew

  • Returns all unseen cards

  • Equivalent of is:new in Anki

Tools

• update_cards

  • Marks cards with given card IDs as answered and gives them an ease score between 1 (Again) and 4 (Easy)

  • Inputs:

    • answers (array): Array of objects with cardId (number) and ease (number) fields

• add_card

  • Creates a new card in the Default Anki deck

  • Inputs:

    • front (string): Front of card

    • back (string): Back of card

• get_due_cards

  • Returns n number of cards currently due for review

  • Inputs:

    • num (number): Number of cards

• get_new_cards

  • Returns n number of cards from new

  • Inputs:

    • num (number): Number of cards

Development

Install dependencies:

Build the server:

For development with auto-rebuild:

Configuration

To use with Claude Desktop, add the server config:

On MacOS: ~/Library/Application Support/Claude/claude_desktop_config.json On Windows: %APPDATA%/Claude/claude_desktop_config.json

Debugging

Since MCP servers communicate over stdio, debugging can be challenging. We recommend using the MCP Inspector, which is available as a package script:

The Inspector will provide a URL to access debugging tools in your browser.