Lenny's Newsletter

How Braintrust uses AI agents, evals, and CI to ship better software | Ankur Goyal

The hidden pattern behind successful products | Mark Pincus (founder of Zynga)

🧠 Community Wisdom: How AI is changing product operating models, tracking work stress with Whoop, whether you need a portfolio of AI side projects, marketing for tiny teams, and more

Claude Fable 5 review: what the new Mythos model gets right (and very wrong)

Essential books for product builders—part 2

🎙️ How I AI: Gemini Omni: Clone yourself with AI in under 15 minutes & Shopping with Claude

Shopping with Claude: How to find quality brands, automate returns, and buy things that last 100 years | Nicole Ruiz

Father of the iPod and iPhone on building taste, judgment, and creativity in the AI era | Tony Fadell

🧠 Community Wisdom: Bootstrapping vs. raising funding, building the roadmap of your vibe-coded app, AI agents and data integrity, your first project as an APM, and more

Gemini Omni: Clone yourself with AI in under 15 minutes

🎙️ How I AI: Codex Goals explained & Claude Opus 4.8 review & Building an iPhone app with zero technical skills

Building an iPhone app with zero technical skills | Bryce Rattner Keithley

A rational conversation on where AI is actually going | Benedict Evans

🧠 Community Wisdom: Catching people using AI during an interview, org design when everything lives in one person’s head, when to rename your product, from nurse to health-tech PM, and more

Claude Opus 4.8 is here. Is it as good as they say?

The Codex feature that works while you sleep

Essential books for product builders—part 1

🎙️ How I AI: How the engineer behind Claude Cowork actually uses Claude Cowork & What launched at Google I/O 2026

How the engineer behind Claude Cowork actually uses Claude | Felix Rieseberg (Anthropic)

The AI paradox: More automation, more humans, more work | Dan Shipper