Y Combinator Startups

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

161 of 4,622 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 · 161 sites · ← all sites

161 live · 4 parked or gone — show all

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

1

agentmail.to172,887 avg · S25▲ 19,426172,88743,060top 20k—302,713—Sep 15

Tranco 43,060Radar top 20kCrUX —Majestic 302,713Umbrella —checked Sep 15

2

designarena.ai228,067 avg · S25▲ 19,019228,067158,885top 500ktop 100k297,249—Sep 15

Tranco 158,885Radar top 500kCrUX top 100kMajestic 297,249Umbrella —checked Sep 15

3

cactuscompute.com259,367 avg · S25▲ 26,258259,367———259,367—Sep 15

Tranco —Radar —CrUX —Majestic 259,367Umbrella —checked Sep 15

4

pangolin.net346,897 avg · S25▲ 15,464346,897138,824top 100k—229,670672,196Sep 15

Tranco 138,824Radar top 100kCrUX —Majestic 229,670Umbrella 672,196checked Sep 15

5

llm-stats.com355,848 avg · S25▼ 51,823355,848140,734top 200ktop 500k66,967859,842Sep 15

Tranco 140,734Radar top 200kCrUX top 500kMajestic 66,967Umbrella 859,842checked Sep 15

6

omnara.com425,407 avg · S25▼ 2,982425,407425,407top 200k———Sep 15

Tranco 425,407Radar top 200kCrUX —Majestic —Umbrella —checked Sep 15

7

manufact.com435,866 avg · S25▲ 33,058435,866———435,866—Sep 15

Tranco —Radar —CrUX —Majestic 435,866Umbrella —checked Sep 15

8

useautumn.com440,053 avg · S25▼ 3,889440,053440,053top 200k———Sep 15

Tranco 440,053Radar top 200kCrUX —Majestic —Umbrella —checked Sep 15

9

gominimal.ai502,888 avg · S25▲ 25,395502,888342,068top 200k——663,708Sep 15

Tranco 342,068Radar top 200kCrUX —Majestic —Umbrella 663,708checked Sep 15

10

slashy.com561,123 avg · S25▼ 14,654561,123561,123top 500k———Sep 15

Tranco 561,123Radar top 500kCrUX —Majestic —Umbrella —checked Sep 15

11

wafer.ai564,354 avg · S25▲ 42,204564,354860,430top 1M—268,278—Sep 15

Tranco 860,430Radar top 1MCrUX —Majestic 268,278Umbrella —checked Sep 15

12

floot.com613,622 avg · S25▲ 43,122613,622453,505top 500ktop 1M773,738—Sep 15

Tranco 453,505Radar top 500kCrUX top 1MMajestic 773,738Umbrella —checked Sep 15

13

kernel.sh617,641 avg · S25▼ 39,025617,641465,826top 1M—769,455—Sep 15

Tranco 465,826Radar top 1MCrUX —Majestic 769,455Umbrella —checked Sep 15

14

golpoai.com619,697 avg · S25▼ 261619,697———619,697—Sep 15

Tranco —Radar —CrUX —Majestic 619,697Umbrella —checked Sep 15

15

trychannel3.com634,492 avg · S25▲ 54,970634,492622,647top 500k——646,336Sep 15

Tranco 622,647Radar top 500kCrUX —Majestic —Umbrella 646,336checked Sep 15

16

pingo.ai667,748 avg · S25▼ 18,402667,748667,748top 1Mtop 1M——Sep 15

Tranco 667,748Radar top 1MCrUX top 1MMajestic —Umbrella —checked Sep 15

17

stormy.ai692,353 avg · S25▲ 24,156692,353———692,353—Sep 15

Tranco —Radar —CrUX —Majestic 692,353Umbrella —checked Sep 15

18

roboticscenter.ai712,585 avg · S25▲ 179,758712,585712,585top 200k———Sep 15

Tranco 712,585Radar top 200kCrUX —Majestic —Umbrella —checked Sep 15

19

hera.video724,278 avg · S25▼ 18,266724,278674,834—top 1M773,722—Sep 15

Tranco 674,834Radar —CrUX top 1MMajestic 773,722Umbrella —checked Sep 15

20

notte.cc848,819 avg · S25▲ 29,278848,819———848,819—Sep 15

Tranco —Radar —CrUX —Majestic 848,819Umbrella —checked Sep 15

21

bitrig.com969,775 avg · S25▼ 22,493969,775———969,775—Sep 14

Tranco —Radar —CrUX —Majestic 969,775Umbrella —checked Sep 14

22

acrely.ai— avg · S25———————

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

23

adaptional.com— avg · S25———————

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

24

alaradental.com— avg · S25——top 1M———Aug 9

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Aug 9

25

albacore.inc— avg · S25———————

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

26

alterauth.com— avg · S25———————

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

27

altur.io— avg · S25———————

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

28

ambral.com— avg · S25———————

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

29

args.io— avg · S25———————

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

30

askonestop.com— avg · S25———————

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

31

asksapien.ai— avg · S25———————

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

32

astor.app— avg · S25———————

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

33

autosana.ai— avg · S25——top 1M———Sep 13

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Sep 13

34

avelishealth.com— avg · S25———————

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

35

aventindustrial.com— avg · S25———————

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

36

b12-labs.com— avg · S25———————

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

37

blank.bio— avg · S25———————

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

38

bootloop.ai— avg · S25———————

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

39

browse.dev— avg · S25———————

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

40

careswift.com— avg · S25———————

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

41

certus-ai.com— avg · S25———————

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

42

char.com— avg · S25———————

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

43

clodo.ai— avg · S25———————

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

44

closera.com— avg · S25———————

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

45

cocreate.so— avg · S25———————

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

46

comena.ai— avg · S25———————

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

47

contextfort.ai— avg · S25———————

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

48

convexia.bio— avg · S25———————

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

49

convictiontrade.ai— avg · S25———————

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

50

costream.ai— avg · S25———————

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

51

cyberdesk.io— avg · S25———————

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

52

datafruit.ai— avg · S25———————

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

53

dedaluslabs.ai— avg · S25———————

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

54

deepgrove.ai— avg · S25——top 1M———Aug 30

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

55

doe.so— avg · S25———————

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

56

duranium.co— avg · S25———————

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

57

effigov.com— avg · S25———————

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

58

embedder.com— avg · S25———————

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

59

epicenter.so— avg · S25———————

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

60

f2.ai— avg · S25———————

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

61

f4.dev— avg · S25———————

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

62

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

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

63

freyavoice.ai— avg · S25———————

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

64

frizzle.com— avg · S25———————

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

65

getasap.us— avg · S25———————

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

66

getburnt.ai— avg · S25———————

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

67

getirongrid.com— avg · S25———————

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

68

getlark.ai— avg · S25———————

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

69

getlilac.com— avg · S25———————

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

70

getpaloma.ai— avg · S25———————

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

71

getsocratix.ai— avg · S25———————

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

72

ghosteye.ai— avg · S25———————

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

73

gofinto.com— avg · S25———————

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

74

halluminate.ai— avg · S25———————

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

75

heyblue.com— avg · S25———————

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

76

humoniq.ai— avg · S25———————

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

77

idler.ai— avg · S25———————

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

78

imprezia.ai— avg · S25———————

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

79

interfere.com— avg · S25——top 1M———Sep 6

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Sep 6

80

ironledger.ai— avg · S25———————

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

81

janet.ai— avg · S25———————

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

82

juxta.com— avg · S25———————

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

83

kalinda.ai— avg · S25———————

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

84

kestroll.com— avg · S25———————

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

85

knowlify.com— avg · S25———————

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

86

lanesurf.com— avg · S25———————

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

87

locatahealth.com— avg · S25———————

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

88

lotas.ai— avg · S25———————

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

89

luminal.com— avg · S25———————

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

90

magnetictax.com— avg · S25———————

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

91

magnitude.dev— avg · S25———————

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

92

mangodesk.com— avg · S25———————

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

93

modelence.com— avg · S25———————

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

94

monarcha.ai— avg · S25———————

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

95

motives.ai— avg · S25———————

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

96

munify.ai— avg · S25———————

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

97

nautilus.co— avg · S25———————

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

98

nexa.farm— avg · S25, acquired———————

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

99

noso.so— avg · S25———————

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

100

novaflow.ai— avg · S25———————

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

101

noxmetals.co— avg · S25———————

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

102

nozomio.com— avg · S25———————

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

103

okibi.ai— avg · S25———————

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

104

ondeckai.com— avg · S25———————

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

105

opennote.com— avg · S25, acquired———————

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

106

orangeslice.ai— avg · S25———————

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

107

pally.com— avg · S25———————

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

108

panoptive.com— avg · S25———————

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

109

pares.ai— avg · S25———————

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

110

perseusdefense.com— avg · S25———————

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

111

perspectiveshealth.ai— avg · S25———————

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

112

phases.ai— avg · S25———————

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

113

physicalturing.ai— avg · S25———————

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

114

pleom.com— avg · S25———————

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

115

preseen.com— avg · S25———————

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

116

procindex.com— avg · S25———————

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

117

proliferate.com— avg · S25———————

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

118

promptingcompany.com— avg · S25———————

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

119

quotain.com— avg · S25———————

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

120

reacherapp.com— avg · S25——top 1M———Sep 15

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Sep 15

121

rebulk.com— avg · S25———————

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

122

risely.ai— avg · S25———————

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

123

riverbank.sh— avg · S25———————

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

124

rowflow.ai— avg · S25———————

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

125

ruvo.com— avg · S25———————

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

126

serafis.ai— avg · S25———————

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

127

shorpay.com— avg · S25———————

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

128

sigmanticai.com— avg · S25———————

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

129

sira.team— avg · S25———————

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

130

solvatechnology.com— avg · S25———————

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

131

spotlight.realty— avg · S25———————

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

132

stagewise.io— avg · S25——top 1M———Jul 19

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Jul 19

133

stellonlabs.com— avg · S25———————

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

134

stockline.ai— avg · S25———————

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

135

syntheticsociety.ai— avg · S25———————

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

136

tecto.ai— avg · S25———————

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

137

tesora.ai— avg · S25———————

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

138

theliva.ai— avg · S25———————

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

139

theorahq.com— avg · S25———————

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

140

topological.com— avg · S25———————

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

141

trace.so— avg · S25———————

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

142

traceroot.ai— avg · S25———————

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

143

truthsystems.ai— avg · S25———————

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

144

trymaximal.com— avg · S25———————

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

145

trymimos.com— avg · S25———————

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

146

trymonte.ai— avg · S25———————

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

147

twentytwo.bio— avg · S25———————

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

148

upliftai.org— avg · S25———————

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

149

usebizzy.com— avg · S25———————

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

150

useflai.com— avg · S25———————

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

151

useflywheel.ai— avg · S25———————

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

152

usepanels.com— avg · S25———————

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

153

useplaygent.com— avg · S25———————

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

154

veritus.com— avg · S25———————

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

155

vernerobotics.com— avg · S25———————

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

156

vibeflow.ai— avg · S25———————

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

157

vulcan.ai— avg · S25———————

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

158

wayline.com— avg · S25———————

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

159

wedge.health— avg · S25———————

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

160

withmetis.ai— avg · S25, acquired———————

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

161

withnixo.com— 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

Sep 15 06:04sync with the YC sync, 10 sites changed

Sep 14 06:03sync with the YC sync, 9 sites changed

Sep 13 06:03sync with the YC sync, 1 site changed

Sep 12 06:02sync with the YC sync, 6 sites changed

Sep 11 06:03sync with the YC sync, 11 sites changed

Sep 10 06:03sync with the YC sync, 15 sites changed

Sep 9 06:03sync with the YC sync, 8 sites shown

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