Issue No. 26Week ending Sunday, June 28, 2026539 episodes · 2375 articles
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OpenAI Codex lead on the new shape of product work | Andrew Ambrosino

With Lenny Rachitsky, Andrew Ambrosino · Sunday, June 28, 2026

This episode features Lenny Rachitsky and Andrew Ambrosino, product and engineering lead for the OpenAI Codex app. They discuss how AI, particularly Codex, is revolutionizing product development by shifting focus from costly implementation to taste and curation, challenging traditional design processes and product planning. Ambrosino shares insights into Codex's widespread internal use, its vision as a versatile 'home base' for all knowledge work, and the ongoing challenges of AI's capabilities in areas like design and autonomous software development.

Key takeaways

  • AI tools like OpenAI's Codex have made the actual _building_ of software inexpensive, shifting the biggest cost in product development away from implementation. Read more →
  • Forget detailed 9-month product roadmaps in AI. Andrew Ambrosino, product and engineering lead for the OpenAI Codex app, says any precision beyond a few months is "false precision" because model capabilities change too fast. Read more →
  • The traditional "design process proper" is dead. Andrew Ambrosino, product and engineering lead for OpenAI Codex, agrees with this, stating the old process was "predicated on the assumption that implementation is expensive." Read more →
  • OpenAI's Andrew Ambrosino aims to make Codex the "best desktop app that has ever existed," serving as a central hub for all knowledge work, not just coding. Read more →
  • OpenAI's Andrew Ambrosino, a product and engineering lead for the Codex app, states that design's subjectivity, driven by human taste, makes it significantly harder for AI to "grade" and learn compared to the binary success of code compilation. Read more →

5 articles from this episode

Your Design Process Is Dead. Good.

OpenAI's Andrew Ambrosino explains why the old design process is obsolete. AI makes implementation cheap, shifting focus to rapid 'baby versions' and taste.

Read article →

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