Curated tech Twitter/X posts on AI, startups, and product development—signal without the doomscroll, updated on weekdays.

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Congrats to @molagri (S26) on their $5.8M raise! They’re making precision biopesticides that can be updated as fast as pests adapt. Pests ...
Alexandr Wang on what matters in an age of abundant intelligence: “The scarce resource isn’t going to be intelligence or agency. I really t...
Paul Graham on what surprised him most about AI: “The way we thought it was all going to play out was you start out with a perfect fly.” “...
Congrats to @hylight_aero (S23) on their $14.5M raise! They’re bringing back the airship, this time autonomous, hydrogen-powered, and buil...
Jeetu Patel is Cisco’s President and Chief Product Officer, helping turn one of the world’s largest technology companies into what he calls ...
Congrats to @vitalize_care (YC W23) on their $31M Series A! They're building the AI operating system for hospital staffing, scheduling, and...
Congrats to @multiplylabs (YC S16) on their $75M Series B! They build robots that manufacture the world's most complex drugs, including ge...
Congrats to @sensible_bio (YC S21) on their $47M Series A! They engineer living cells to manufacture mRNA, turning the cell itself into the...
Congrats to @kiwicopple, @AntWilson, and @supabase on their $150 million round at a $10.65 billion valuation! More than 13 million develope...
Applied Electrodynamics is building cameras that can see through walls and other opaque materials. Using radio waves, they can locate studs...
Gumloop (YC W24) is building a platform that lets employees across a company build and share AI agents, while giving IT control over the dat...
This week’s Paper Club is all about alternative compute. Modern AI has been shaped by a tight coupling between transformers, backpropagatio...
Startup School is coming to Taipei on November 12! 🇹🇼 Hear from founders like @andyfang of DoorDash, @jeffchanginvest of Vest, @moseslo o...
We’re excited to welcome @vivianmshen and @raphaelschaad as YC’s newest General Partners! Vivian and Raphael first came to YC as founders. ...
Halluminate is building reinforcement learning environments and benchmarks to help AI models do knowledge work beyond coding, starting with ...
Live from DC with NASA Administrator Jared Isaacman (@NASAAdmin) https://x.com/i/broadcasts/1jGXgBpjErOKZ
We're hosting an evening in SF with @oakhcft and π for early-stage builders in physical AI: robotics, autonomy, and intelligent hardware. J...
The Startup Industrial Base: Building for the Next 250 — Washington, D.C. https://x.com/i/broadcasts/1jGXgBpjErOKZ
Tensr is building robotic factories that build robots. Their 12,000-square-foot factory is already making humanoids, end effectors, and eve...
“Tradeoffs that only pay off in 10 years will usually be underpriced.” Play the long game. When you think in decades rather than quarters, ...