Ethan Kurzweil

Given we named the firm Chemistry, we couldn't resist having a little fun this Valentine's Day. Introducing... Find Chemistry with Chemistry From your friendly (lovely?) value-added VC. Partiful ...

Everyone keeps saying “enterprise agents are coming.” They’re right; but yet this still misses the point. The bottleneck isn’t model intelligence. It’s trust. We already have capable reasoning ...

Kicking the year off right with our first Elements event of 2026!

Bye bye 2025 (almost)! The end of the year is always a time for stepping back and thinking bigger thoughts, and like any good VC we at Chemistry recently locked ourselves in a room and hammered ou...

Surfs up with Chemistry and Datacurve at NeurIPS 2025! Great surf session this morning down in San Diego to take a break from the conference, head up to La Jolla and catch some 🌊 with a surf lesso...

My partner Mark Goldberg's talk with OpenAI's Brad Lightcap - some great nuggets in here from managing through hyperscale and turmoil to their internal estimates for peak concurrents of ChatGPT on ...

For any office worker in their 20s wondering, “Should I throw my career out the window and try to become a professional athlete?”, our next Elements speaker, Kristen Faulkner, OLY, is for you. I f...

Great to host San Francisco Mayor Daniel Lurie 丹尼爾·羅偉 at Chemistry yesterday alongside our friends at Uncork Andy McLoughlin and Amy Saper. He hit on the special chemistry (!) required for SF's tur...

NEW INVESTMENT ALERT! When we first met the ComfyUI team, what stood out wasn’t a glossy pitch deck or a polished “vision slide.” It was obsession. What started in October 2022 as one developer’s...

We’re launching Elements, a new Chemistry series that dives in with leading thinkers, doers, and innovators shaping our rapidly evolving AI-driven world. Our fall lineup: 🎤 Brad Lightcap, COO Ope...

Excited to chat with Des Traynor about the future of AI agents (and some tidbits on working with Intercom over the years, founding Chemistry, etc) on September 10th in SF. Sign up below, and hope t...

Hackathon alert! In our office Chemistry this weekend - co-sponsored by Datacurve. Apply below!

The Internet was abuzz with news of Figma's IPO last week! For Ivory Tang and me, it was a reminder: design still wins. But in the AI era, the question is shifting—what does it really mean to have...