A Grok-Powered Flashcard App Built in One Afternoon

Grok Flashcard & Quiz Master: Because Manually Making Anki Cards is So 2024

I used to spend hours making Anki cards by hand.
Highlight → copy → rephrase → tag → repeat… absolute torture.

Then Grok entered the chat.

Last weekend I built a tiny web app that completely eliminates manual flashcard creation forever.

Meet Grok Flashcard & Quiz Master – a Streamlit app that:

• Accepts any textbook PDF or just a topic name

• Calls the xAI Grok API

• Instantly generates perfect Anki-style flashcards

• Includes built-in spaced repetition reviews

• Runs adaptive quizzes that get smarter based on your performance

• Exports real .apkg Anki decks with one click

Here’s a real example after uploading a 400-page OS textbook:

Front: What happens when a user-level thread makes a blocking system call?
Back: The entire process blocks because the kernel sees only one thread (the process). Other user-level threads in the same process cannot run until the call returns.

Grok wrote that. Not me. And it did 60 more just like it in under 30 seconds.

Exact Directory Structure (Copy-Paste Ready)

grok-flashcard-master/
├── app.py                     # Main Streamlit app (the only file you run)
├── .env                       # Your xAI API key goes here
├── requirements.txt           # All dependencies
└── utils/
    ├── __init__.py            # (can be empty)
    ├── grok_client.py         # Talks to xAI API
    ├── flashcard_generator.py # PDF → text → Grok → flashcards
    └── anki_export.py         # Creates real .apkg Anki decks

That’s it. ~350 lines of clean, commented code total.

Get all the files from the GitHub repo: https://github.com/rod-trent/JunkDrawer/tree/main/Grok%20Quiz

How to Run It in Under 2 Minutes

git clone https://github.com/yourusername/grok-flashcard-master.git
cd grok-flashcard-master
pip install -r requirements.txt

# requirements.txt
streamlit
PyPDF2
python-dotenv
requests
genanki
pandas

Create .env file:
XAI_API_KEY=your_key_here   # ← get it free at https://x.ai/api

Then launch:
streamlit run app.py

Open localhost:8501 and start destroying your exams.

Features That Actually Work

• PDF text extraction (handles scanned books decently too)

• Smart flashcard generation (cloze, basic, reversed – Grok decides what’s best)

• True SM-2 spaced repetition (cards reappear exactly when you’re about to forget)

• Adaptive quizzes – bomb a quiz → next one focuses on your weak spots

• One-click Anki export (import directly into Anki/AnkiMobile/AnkiDroid)

• Zero setup, works offline after first generation (reviews stored in browser)

What’s Coming Next (Already in Progress)

• Image/occlusion cards from diagrams in PDFs

• Voice quiz mode using Grok’s audio API

• Progress analytics + beautiful charts

• Public deck sharing (like AnkiWeb but instant)

Final Thoughts

If you’re still making flashcards by hand in 2025, I’m sorry, but you’re doing it wrong.

Let Grok read the boring textbook. You just absorb the knowledge.

This tiny weekend project legitimately changed how I learn forever.

GitHub repo (100% free & open source):
https://github.com/yourusername/grok-flashcard-master

Try it today. Your future self (with straight A’s) will thank you.

Happy learning!

P.S. First person to generate a full deck for “Byzantine Fault Tolerance” or “Category Theory” gets eternal bragging rights in the comments.