Y Combinator Startups

Startups funded by Y Combinator that have been publicly announced and still have functional websites.

164 of 5,025 sites · synced from the official YC API · rank is the average of Tranco, Majestic and Umbrella; Radar and CrUX shown for context · all 5 are flawed, that's the point. · tap a row for the breakdown

Notes:all

’05–’09S05 · W06 · S06 · W07 · S07 · W08 · S08 · W09 · S09

’10–’14W10 · S10 · W11 · S11 · W12 · S12 · W13 · S13 · W14 · S14

’15–’19W15 · S15 · W16 · S16 · W17 · S17 · W18 · S18 · W19 · S19

’20–’24W20 · S20 · W21 · S21 · W22 · S22 · W23 · S23 · W24 · S24 · F24

’25–’27W25 · S25 · F25 · W26 · S26 · F26 · W27

S25 · 164 sites · ← all sites

164 sites, including 3 parked or gone · show only live sites

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

1

omnara.com250,335 avg · S25▼ 1,728250,335250,335top 100k———Jul 30

Tranco 250,335Radar top 100kCrUX —Majestic —Umbrella —checked Jul 30

2

llm-stats.com265,171 avg · S25▲ 17,489265,171166,781top 200ktop 500k91,889536,842Jul 30

Tranco 166,781Radar top 200kCrUX top 500kMajestic 91,889Umbrella 536,842checked Jul 30

3

useautumn.com285,732 avg · S25▲ 3,008285,732285,732top 100k———Jul 30

Tranco 285,732Radar top 100kCrUX —Majestic —Umbrella —checked Jul 30

4

designarena.ai335,200 avg · S25▲ 16,026335,200158,438top 500ktop 100k511,962—Jul 30

Tranco 158,438Radar top 500kCrUX top 100kMajestic 511,962Umbrella —checked Jul 30

5

pangolin.net379,874 avg · S25▲ 11,399379,874147,331top 100k—286,615705,675Jul 30

Tranco 147,331Radar top 100kCrUX —Majestic 286,615Umbrella 705,675checked Jul 30

6

pingo.ai387,236 avg · S25▲ 659387,236387,236top 1Mtop 500k——Jul 30

Tranco 387,236Radar top 1MCrUX top 500kMajestic —Umbrella —checked Jul 30

7

agentmail.to459,152 avg · S25▼ 27,364459,15255,812top 20k—418,044903,600Jul 30

Tranco 55,812Radar top 20kCrUX —Majestic 418,044Umbrella 903,600checked Jul 30

8

wafer.ai498,153 avg · S25▲ 8,874498,153———498,153—Jul 30

Tranco —Radar —CrUX —Majestic 498,153Umbrella —checked Jul 30

9

floot.com628,119 avg · S25▲ 20,503628,119628,119top 1Mtop 1M——Jul 30

Tranco 628,119Radar top 1MCrUX top 1MMajestic —Umbrella —checked Jul 30

10

manufact.com644,754 avg · S25▲ 46,275644,754———644,754—Jul 30

Tranco —Radar —CrUX —Majestic 644,754Umbrella —checked Jul 30

11

trychannel3.com657,676 avg · S25▲ 5,303657,676657,676top 500k———Jul 30

Tranco 657,676Radar top 500kCrUX —Majestic —Umbrella —checked Jul 30

12

slashy.com677,248 avg · S25▲ 1,972677,248677,248top 500k———Jul 30

Tranco 677,248Radar top 500kCrUX —Majestic —Umbrella —checked Jul 30

13

hera.video689,860 avg · S25▲ 20,184689,860556,157—top 1M823,562—Jul 30

Tranco 556,157Radar —CrUX top 1MMajestic 823,562Umbrella —checked Jul 30

14

golpoai.com742,845 avg · S25▲ 25,417742,845869,557——616,132—Jul 30

Tranco 869,557Radar —CrUX —Majestic 616,132Umbrella —checked Jul 30

15

stormy.ai847,333 avg · S25▼ 8,596847,333———847,333—Jul 30

Tranco —Radar —CrUX —Majestic 847,333Umbrella —checked Jul 30

16

gominimal.ai908,786 avg · S25▼ 75,859908,786952,928top 200k——864,643Jul 30

Tranco 952,928Radar top 200kCrUX —Majestic —Umbrella 864,643checked Jul 30

17

roboticscenter.ai944,217 avg · S25▼ 22,012944,217944,217top 1M———Jul 30

Tranco 944,217Radar top 1MCrUX —Majestic —Umbrella —checked Jul 30

18

kernel.sh970,984 avg · S25970,984—top 1M—970,984—Jul 30

Tranco —Radar top 1MCrUX —Majestic 970,984Umbrella —checked Jul 30

19

notte.cc990,754 avg · S25▼ 48,844990,754———990,754—Jul 24

Tranco —Radar —CrUX —Majestic 990,754Umbrella —checked Jul 24

20

acrely.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

21

adaptional.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

22

alaradental.com— avg · S25——top 1M———Jul 30

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Jul 30

23

albacore.inc— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

24

alterauth.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

25

altur.io— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

26

ambral.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

27

args.io— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

28

astor.app— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

29

autosana.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

30

avelishealth.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

31

aventindustrial.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

32

b12-labs.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

33

bitrig.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

34

blank.bio— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

35

bootloop.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

36

browse.dev— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

37

cactuscompute.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

38

careswift.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

39

certus-ai.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

40

char.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

41

clodo.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

42

closera.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

43

cocreate.so— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

44

comena.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

45

contextfort.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

46

convexia.bio— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

47

costream.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

48

cyberdesk.io— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

49

datafruit.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

50

dedaluslabs.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

51

deepgrove.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

52

doe.so— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

53

duranium.co— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

54

effigov.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

55

embedder.com— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

56

epicenter.so— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

57

f2.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

58

f4.dev— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

59

fleetline.ai— avg · S25——top 1M———Jul 26

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Jul 26

60

freyavoice.ai— avg · S25———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

a — means that source hasn't ranked the site; the average uses whichever exact ranks exist

History · every change, public

Jul 30 06:02sync with the YC sync, 15 sites changed

Jul 29 06:03sync with the YC sync, 23 sites changed

Jul 28 06:03sync with the YC sync, 9 sites changed

Jul 27 06:02sync with the YC sync, 7 sites changed

Jul 26 06:03sync with the YC sync, 4 sites changed

Jul 25 06:03sync with the YC sync, 2 sites shown

This list is kept in step with the official YC API, so it isn't editable here. This is just for fun.