Owl MCP server

What is Owl MCP server?

Owl MCP server integrates the Owl spaced repetition application with Model Context Protocol (MCP) clients, allowing LLMs to act on your behalf to create decks and cards.

How to use Owl MCP server?

Clone the repository, install dependencies (pnpm, npm, or yarn), and build the project (e.g., pnpm run dev). Then configure your MCP client (e.g., Claude Desktop or Cursor) by adding an MCP server entry with the command pointing to build/index.js, and set the environment variables OWL_API_KEY and OWL_API_URL.

Key features of Owl MCP server

• Integrates Owl with MCP clients like Claude Desktop and Cursor.
• Enables LLMs to create decks and cards on your behalf.
• Requires an Owl API key for authentication.
• Configurable via standard MCP environment variables.
• Built with Node.js and supports pnpm, npm, or yarn.

Use cases of Owl MCP server

• Automating card creation from conversations with Claude.
• Generating and organizing study decks through natural language prompts.
• Integrating spaced repetition workflows into AI-assisted productivity.

FAQ from Owl MCP server

What is Owl?

Owl is a spaced repetition application that helps people retain more information and generate more ideas. Learn more at owl.cards.

Do I need an API key to use this server?

Yes, the MCP server must be configured with an API key obtained from Owl.

Which MCP clients are supported?

The README includes configuration examples for Claude Desktop and Cursor, and notes that other MCP clients follow a similar setup.

How do I build and run the server?

Clone the repository, run pnpm install, then pnpm run dev to auto-build on changes. The built output is in build/index.js.

Where does the server connect to?

It connects to the Owl API at https://api.owl.cards.