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Ethan Kurzweil

@ethankurz · San Francisco, CA · joined 04 Sep 2007

Founder & Managing Partner @Chemistry. Formerly @BessemerVP. Investor @PagerDuty @Twilio @Fin_ai @LaunchDarkly @Twitch @trmlabs @HashiCorp. Owns no jeans.

23 507Followers
523Following
6 560Posts total
305.1KViews on collected posts

Against accounts of the same size

8 posts from the last 90 days, next to the 10K–100K follower range. shown widely, but few of those viewers react.

Median views1 895this account1 328median for 10K–100K
Reach, %8.06%this account4.18%median for 10K–100K
Engagement, %0.82%this account1.94%median for 10K–100K
MetricThis accountMedian for 10K–100KRatio
Median views per post1 8951 3281.43×
Reach (views ÷ followers)8.06%4.18%1.93×
Engagement rate0.82%1.94%0.43×

Others in this range →   Compare with another account →   How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

96.8K23 Oct
24.5K26 Aug
2.3K27 Aug
171K31 Aug
1.5K
435
534
7K1 Sep
1.1K

Last 9 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.54%23 Oct
0.90%26 Aug
0.26%27 Aug
0.21%31 Aug
0.48%
0.92%
0.75%
1.16%1 Sep
1.54%

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.94%.

What the audience does

Likes53.4%953 in total
Reposts3.7%66 in total
Replies8.0%142 in total
Quotes2.9%51 in total
Bookmarks32.0%571 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Latest posts

For a view into the founding team behind @wafer_ai and what we (and @snowmaker / @ycombinator / @gokulr) saw in them...worth a watch: 1.1K views · 15 likes · 1 reposts · 1 replies 01 Sep 2026 I first met @gpuemi right after YC demo day – in the amazonian expanse of Plant Cafe Dogpatch. Over a pesto tofu scramble, I could see that Emi was clearly smart, talented, passionate, and driven – but it was clear his product - an inference optimization platform for the big http 7K views · 59 likes · 13 reposts · 8 replies 01 Sep 2026 @ethankurz Great take. And it’s no longer doubles or triples vs. a home run. It’s doubles and triples vs. 10 grand slams in one at-bat. 534 views · 4 likes · 0 reposts · 0 replies 31 Aug 2026 @ethankurz “Don’t think about a pink trilicorn!” 435 views · 4 likes · 0 reposts · 0 replies 31 Aug 2026 @ethankurz Naomi - the VC whisperer! 1.5K views · 6 likes · 0 reposts · 1 replies 31 Aug 2026 The venture market is increasingly bifurcating into two camps: massive consensus bets and contrarian companies as far from the heat as the dark side of the moon. There will be gems - and false gold - in both. https://t.co/5C3Zyy6nok 171K views · 267 likes · 33 reposts · 24 replies 31 Aug 2026 The secret is getting out… 👏@davidtisch 2.3K views · 5 likes · 0 reposts · 1 replies 27 Aug 2026 @davidtisch finally agreed to do press and unfortunately it turned out pretty great. lucky to be his partner and work with everyone at @BoxGroup https://t.co/pUsH6ET3o9 24.5K views · 190 likes · 4 reposts · 23 replies 26 Aug 2026 Today we’re unveiling @chemistry_fund - a new firm founded by @kshenster, @Mark_Goldberg_ and me. We’re also announcing a debut fund of $350M – dedicated to going all in with a select number of high conviction investments at the Seed and Series A. I couldn’t be more excited to ht 96.8K views · 403 likes · 15 reposts · 84 replies 23 Oct 2024

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