Lenny's Newsletter

Code with Claude: The 5 biggest updates explained

Amir Kabir

Edition 45 | 2026 — Permissioning Machines

Euclid Ventures

David Haber at a16z: In Vertical AI, Market Structure Is the New TAM

Saastr

Tragedy Apps, Database Deletions, AI PR Pitches I Block on Sight, and Why We’re Hiring a Marketer to Report to an AI Agent: The Agents #004 is Out!

Saanya Ojha

OpenAI, Anthropic, and the War of the JVs

Jamesin | Jamesin Seidel

Always keeping score.

First Round Review

Firsthand: How I Bet On Clay (And It Bet On Me)

A16Z

Investing in Ethos

Emergence Capital

Should Your SaaS Company Become a Services Business?

Will Ventures

Collectibles: A Remarkably Durable Asset Class

Saastr

Want to Know How Any B2B Company Is Really Doing? Follow the Net New Customer Growth

A16Z

The "AI Job Apocalypse" Is a Complete Fantasy

A16Z

Meet the a16z Growth Engineer Fellows

Insight Partners

Devicie is building endpoint security for an AI-driven world

Lenny's Newsletter

Quests, token leaderboards, and a skills marketplace: The elite AI adoption playbook | John Kim (Sendbird)

A Wealth of Common Sense | Ben Carlson

Animal Spirits: The Stock Market Is Doing Something We’ve Never Seen Before

Melody Koh | Melody Koh, Partner @ NextView

In the Meantime

Digital Native | Rex Woodbury

The Work of Knowledge in the Age of AI Reproduction

Entrepreneur First

Portfolio News | April 2026

Akshay Mehra

Chasing Black Sheep

Evan O'Donnell

Teaching Metal to Move

A Wealth of Common Sense | Ben Carlson

Some Things I’ve Learned Lately

Saastr

The Top 10 Best Reasons to Come Last Minute to SaaStr AI Annual 2026 NEXT WEEK!

A16Z

System Integration as Software

David Cahn

Investing in Astrocade