Free course on Andrej Karpathy

Neural Networks: Zero to Hero

25 hours 5.0(48,000 reviews)Free

At a glance

Rating
Rating 5.0
Hours
25
Cost
Free

No certificate with this course.

Open Course

Andrej Karpathy's Neural Networks: Zero to Hero is a free video series teaching neural networks from first principles. You implement neural networks from scratch in Python, no frameworks, so you understand exactly how they work. The course is advanced but exceptionally clear. After finishing, you understand backpropagation, gradient descent, and how to build neural networks. Karpathy is Tesla's former AI director and one of the best ML educators. The main limitation: this is math-heavy and requires linear algebra and calculus comfort.

About This Course

Andrej Karpathy's free video series building neural networks from scratch, starting with backpropagation and ending at GPT. Widely considered the single best free deep-learning course available. Taught by an OpenAI founding member and ex-Tesla AI director.

Course Details

Duration
25h
Certificate
No
Cost
Free
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Frequently Asked Questions

Is Karpathy's course free?

Yes, all videos are free on YouTube.

Is this for beginners?

No. You need Python, linear algebra, and some calculus. Start with Kaggle or Ng first.

Why learn from scratch instead of using frameworks?

Understanding fundamentals prevents bugs and helps you make better decisions in production.

How long is the course?

About 30-40 hours of dense, challenging content.

After this, should I use frameworks?

Yes, PyTorch or TensorFlow. Now you'll understand what they're doing under the hood.

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