Flash for ChatGPT

com.flashmemorize/flash

Spaced-repetition flashcards your AI writes, quizzes you on by voice, and schedules with FSRS.

client:ChatGPT transport:streamable-http

Install Flash in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://flashmemorize.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs