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Grokking AI System Design16 lessons2026-10-01
  1. track index →
  2. 01Tokens: The Unit of Everything13 min
  3. 02Embeddings: Meaning as Geometry7 min
  4. 03Attention: Why Context Is Expensive13 min
  5. 04The Generation Loop: Prefill and Decode7 min
  6. 05The KV Cache: The Memory That Runs the Bill8 min
  7. 06The Context Budget8 min
  8. 07The Retrieval Gap11 min
  9. 08Chunking: The Irreversible Decision9 min
  10. 09Two-Stage Retrieval: Recall Then Precision8 min
  11. 10The Agent Loop8 min
  12. 11Tools as Contracts12 min
  13. 12Memory: What to Keep8 min
  14. 13Evaluation: The Eval Is the Product9 min
  15. 14Failure Is the Default8 min
  16. 15The Cost Model9 min
  17. 16Putting It Together18 min