Lenny Rachitsky
@lennysan
Deeply researched product, growth, and career advice | Newsletter: http://LennysNewsletter.com | Podcast: http://LennysPodcast.com | Lennybot: http://Lennybot.com
"11 months ago I wasn’t using AI at work—at all. My team and I were building AI products used by tens of thousands of people. But when it came to using AI in my own job, I was a proud Luddite. I didn’t want to sound like 'the average of the internet.' I was worried that if I…

Anthropic co-founder Ben Mann on why he chose Montessori for his daughter: "If this were 10-20 years ago, I'd be lining her up for top-tier schools and extracurriculars. But now I don't think any of it's going to matter. Learning facts is going to fade into the background. What…
Ben Mann (@8enmann) left @OpenAI in 2020 with the entire safety team to co-found @AnthropicAI (now reportedly valued at over $100B). In a rare interview, Ben opens up about: 🔸 What he saw at OpenAI that convinced him to leave 🔸 The AI nightmare scenarios that concern him…
"11 months ago I wasn’t using AI at work—at all. My team and I were building AI products used by tens of thousands of people. But when it came to using AI in my own job, I was a proud Luddite. I didn’t want to sound like 'the average of the internet.' I was worried that if I…
"11 months ago I wasn’t using AI at work—at all. My team and I were building AI products used by tens of thousands of people. But when it came to using AI in my own job, I was a proud Luddite. I didn’t want to sound like 'the average of the internet.' I was worried that if I…
This took me 10 months to write, so it means a lot for Lenny to introduce today's newsletter as a post that "will change how many of you operate at work." (We made this one free so anyone can access it)
"11 months ago I wasn’t using AI at work—at all. My team and I were building AI products used by tens of thousands of people. But when it came to using AI in my own job, I was a proud Luddite. I didn’t want to sound like 'the average of the internet.' I was worried that if I…
It's the question everyone is asking... How do you future-proof yourself in the AI age? "Being ambitious in how you use the tools and being willing to learn new tools. People who use the new tools as if they were old tools tend to not succeed." - @8enmann, Anthropic co-founder…
Work at a big company and trying to figure out how to vibe code in the real world? This episode is for you. Learn: 1. A systematic approach to using AI agents like @DevinAI and @Cursor_AI to produce high-quality code in your large codebase 2. How to get AI agents to…
People always argue that AI writes terrible code & breaks in a real, large codebase. Well, episode 14 of How I AI will show you how AI can write high quality, production code for engineering teams of 100+ My pal Zach is an eng leader at @LaunchDarkly and went from an AI…
OpenAI's entire safety team left to start @AnthropicAI 5 years ago. Here's @8enmann sharing what they say that convinced them they needed to leave.
Ben Mann (@8enmann) left @OpenAI in 2020 with the entire safety team to co-found @AnthropicAI (now reportedly valued at over $100B). In a rare interview, Ben opens up about: 🔸 What he saw at OpenAI that convinced him to leave 🔸 The AI nightmare scenarios that concern him…
Seems like @8enmann’s message is resonating
Ben Mann (@8enmann) left @OpenAI in 2020 with the entire safety team to co-found @AnthropicAI (now reportedly valued at over $100B). In a rare interview, Ben opens up about: 🔸 What he saw at OpenAI that convinced him to leave 🔸 The AI nightmare scenarios that concern him…
Anthropic co-founder: "Even for me, I'm not immune to job replacement either. At some, point it's coming for all of us."
Ben Mann (@8enmann) left @OpenAI in 2020 with the entire safety team to co-found @AnthropicAI (now reportedly valued at over $100B). In a rare interview, Ben opens up about: 🔸 What he saw at OpenAI that convinced him to leave 🔸 The AI nightmare scenarios that concern him…
I had a great chat with @lennysan ! We talked about everything from the future of AI and the potential for superintelligence by 2028, to the critical importance of AI safety and why we left OpenAI to start Anthropic. If you're curious about what a world with superintelligence…
Ben Mann (@8enmann) left @OpenAI in 2020 with the entire safety team to co-found @AnthropicAI (now reportedly valued at over $100B). In a rare interview, Ben opens up about: 🔸 What he saw at OpenAI that convinced him to leave 🔸 The AI nightmare scenarios that concern him…
I did a quick interview on how I vibe coded lash tracker! Let me know if you want to hear more about the process or the problems I ran into and how I got past them needstoexist.beehiiv.com/p/she-built-a-…