SM2 Spaced Repetition

SM2 Spaced Repetition MCP Connector for Claude

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High-performance implementation of the SM-2 algorithm for optimal review scheduling.

0 tools Official Updated Jun 28, 2026 Official Vinkius Partner

This MCP server provides a high-performance implementation of the SM-2 algorithm, the foundation used by systems like Anki. It allows AI agents to calculate optimal review intervals, update easiness factors, and manage card statuses based on user performance. Using tools like evaluate_review_batch, agents can process multiple card updates in a single call, ensuring efficient memory retention through scientifically backed scheduling.

Available Tools

your_tool_name

spaced-repetitionsm2ankialgorithmmemorystudy

0 tools expose this connector's capabilities to your AI agent.

See how to talk to your AI agent using SM2 Spaced Repetition.

Update my cards with these scores: ID 1: 5, ID 2: 2

Card 1 is now scheduled for a longer interval, and Card 2 has been reset to a 1-day interval.

What are the default settings for a new card?

New cards start with an initial Easiness Factor of 2.5 and an initial interval of 1 day.

Check if these scores are valid: [6, 3, -1]

The scores 6 and -1 are invalid. All scores must be integers between 0 and 5.

It uses review quality scores (0-5) to adjust the interval between reviews and the Easiness Factor, helping to schedule reviews at the peak of your forgetting curve. Tools available: `your_tool_name`.

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