Today’s newsletter features a deep-dive interview with Alex Danilowicz (@alexdanilowicz), co-founder of Magic Patterns — the YC-backed startup turning plain text prompts into production-ready UI and redefining how product teams build. Alex walks through the real journey: the pivots inside YC, the early doubts about model quality, competing with V0 as a two-person team; with his best friend, and now, raising their $6M Series A, and how Magic Patterns became one of the fastest-moving UI tools in the ecosystem. If you want to know what it actually takes and feels like to build a modern AI startup — the product choices, strategy calls, fundraising pressure, mistakes, wins — today’s edition is a must-read for you. If you’re curious about what it actually takes to build a modern AI startup - product, fundraising, strategy, mistakes, wins — today’s edition is a must-read :)

Not gonna lie, this is absolutely fascinating: GPT-5 Pro cracked a black hole symmetry problem after a warm-up, stumping its own creators. A physicist watched it happen live and realized AI's potential was beyond anything he'd imagined.