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Alexander Embiricos: How Codex grew 20x by moving into IDEs

How Codex left the asynchronous cloud for IDE extensions and terminal sandboxes; reviewing agent-written code is the new bottleneck, not compute.

Lenny RachitskyhostAlexander Embiricosguest
Dec 14, 20251h 25mWatch on YouTube ↗

CHAPTERS

  1. 0:00 – 5:13

    Introduction to Alexander Embiricos

  2. 5:13 – 11:34

    The speed and ambition at OpenAI

  3. 11:34 – 15:43

    Codex: OpenAI’s coding agent

  4. 15:43 – 24:59

    Codex’s explosive growth

  5. 24:59 – 33:11

    The future of AI and coding agents

  6. 33:11 – 44:08

    The impact of AI on engineering

  7. 44:08 – 45:40

    How Codex has impacted the way PMs operate

  8. 45:40 – 47:10

    Throwaway code and ubiquitous coding

  9. 47:10 – 49:01

    Shipping the Sora Android app

  10. 49:01 – 53:34

    Building the Atlas browser

  11. 53:34 – 55:35

    Codex’s impact on productivity

  12. 55:35 – 58:09

    Measuring progress on Codex

  13. 58:09 – 1:01:58

    Why they are building a web browser

  14. 1:01:58 – 1:02:53

    Non-engineering use cases for Codex

  15. 1:02:53 – 1:04:49

    Codex’s capabilities

  16. 1:04:49 – 1:05:37

    Tips for getting started with Codex

  17. 1:05:37 – 1:10:36

    Skills to lean into in the AI age

  18. 1:10:36 – 1:13:31

    How far are we from a human version of AI?

  19. 1:13:31 – 1:15:47

    Hiring and team growth at Codex

  20. 1:15:47 – 1:25:12

    Lightning round and final thoughts

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