Newcomer is a deeply reported newsletter on the inner workings of the startup and venture capital industry, written by Eric Newcomer and collaborators. Readers get analysis of fundraising, neocloud and AI infrastructure finances, fintech milestones, and promotion of the associated podcast and AI show.

Lenny's Newsletter publishes in-depth podcast-style interviews and practical advice on product management, growth, AI tools, and careers for product leaders and founders. Recent issues cover hands-on AI model reviews, AI-powered video workflows, and interpretability research on how large language models think.

Packy McCormick's Not Boring newsletter offers tech strategy, analysis, and philosophy, often through long essays on companies and emerging technologies. Recent issues include a weekly optimism roundup of good news and in-depth essays on AI world models and startups.

Build Mode is PostHog's newsletter on building software products, especially AI features, with practical lessons from their own experience. Readers get concrete tactics on AI product strategy, multiplayer collaboration tools, and how engineering roles change as AI writes more code.