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

P25 · P26

S25 · 164 sites · ← all sites

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

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

llm-stats.com213,425 avg · S25▲ 56,530213,425166,035top 200ktop 500k90,983383,258Jul 31

Tranco 166,035Radar top 200kCrUX top 500kMajestic 90,983Umbrella 383,258checked Jul 31

agentmail.to246,979 avg · S25▲ 6,404246,97954,819top 20k—439,139—Jul 31

Tranco 54,819Radar top 20kCrUX —Majestic 439,139Umbrella —checked Jul 31

omnara.com250,463 avg · S25▼ 1,677250,463250,463top 100k———Jul 31

Tranco 250,463Radar top 100kCrUX —Majestic —Umbrella —checked Jul 31

useautumn.com285,771 avg · S25▲ 2,875285,771285,771top 100k———Jul 31

Tranco 285,771Radar top 100kCrUX —Majestic —Umbrella —checked Jul 31

designarena.ai326,603 avg · S25▲ 16,003326,603159,849top 500ktop 100k493,357—Jul 31

Tranco 159,849Radar top 500kCrUX top 100kMajestic 493,357Umbrella —checked Jul 31

pangolin.net370,302 avg · S25▲ 9,357370,302147,052top 100k—304,030659,823Jul 31

Tranco 147,052Radar top 100kCrUX —Majestic 304,030Umbrella 659,823checked Jul 31

pingo.ai388,724 avg · S25▼ 1,938388,724388,724top 1Mtop 500k——Jul 31

Tranco 388,724Radar top 1MCrUX top 500kMajestic —Umbrella —checked Jul 31

wafer.ai499,949 avg · S25▲ 11,550499,949———499,949—Jul 31

Tranco —Radar —CrUX —Majestic 499,949Umbrella —checked Jul 31

floot.com625,897 avg · S25▲ 15,929625,897625,897top 1Mtop 1M——Jul 31

Tranco 625,897Radar top 1MCrUX top 1MMajestic —Umbrella —checked Jul 31

manufact.com650,401 avg · S25▲ 11,477650,401———650,401—Jul 31

Tranco —Radar —CrUX —Majestic 650,401Umbrella —checked Jul 31

trychannel3.com660,597 avg · S25▲ 1,555660,597660,597top 500k———Jul 31

Tranco 660,597Radar top 500kCrUX —Majestic —Umbrella —checked Jul 31

slashy.com675,925 avg · S25▼ 691675,925675,925top 500k———Jul 31

Tranco 675,925Radar top 500kCrUX —Majestic —Umbrella —checked Jul 31

hera.video699,389 avg · S25▼ 6,747699,389559,461—top 1M839,317—Jul 31

Tranco 559,461Radar —CrUX top 1MMajestic 839,317Umbrella —checked Jul 31

golpoai.com741,328 avg · S25▲ 21,281741,328861,229——621,427—Jul 31

Tranco 861,229Radar —CrUX —Majestic 621,427Umbrella —checked Jul 31

stormy.ai833,920 avg · S25▲ 409833,920———833,920—Jul 31

Tranco —Radar —CrUX —Majestic 833,920Umbrella —checked Jul 31

gominimal.ai879,638 avg · S25▲ 47,867879,638913,246top 200k——846,030Jul 31

Tranco 913,246Radar top 200kCrUX —Majestic —Umbrella 846,030checked Jul 31

roboticscenter.ai955,651 avg · S25▼ 35,264955,651955,651top 1M———Jul 31

Tranco 955,651Radar top 1MCrUX —Majestic —Umbrella —checked Jul 31

notte.cc990,754 avg · S25990,754———990,754—Jul 24

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

bitrig.com994,738 avg · S25994,738———994,738—Jul 31

Tranco —Radar —CrUX —Majestic 994,738Umbrella —checked Jul 31

acrely.ai— avg · S25———————

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

adaptional.com— avg · S25———————

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

alaradental.com— avg · S25——top 1M———Jul 31

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Jul 31

albacore.inc— avg · S25———————

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

alterauth.com— avg · S25———————

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

altur.io— avg · S25———————

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

ambral.com— avg · S25———————

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

args.io— avg · S25———————

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

astor.app— avg · S25———————

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

autosana.ai— avg · S25———————

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

avelishealth.com— avg · S25———————

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

aventindustrial.com— avg · S25———————

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

b12-labs.com— avg · S25———————

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

blank.bio— avg · S25———————

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

bootloop.ai— avg · S25———————

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

browse.dev— avg · S25———————

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

cactuscompute.com— avg · S25———————

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

careswift.com— avg · S25———————

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

certus-ai.com— avg · S25———————

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

char.com— avg · S25———————

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

clodo.ai— avg · S25———————

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

closera.com— avg · S25———————

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

cocreate.so— avg · S25———————

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

comena.ai— avg · S25———————

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

contextfort.ai— avg · S25———————

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

convexia.bio— avg · S25———————

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

costream.ai— avg · S25———————

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

cyberdesk.io— avg · S25———————

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

datafruit.ai— avg · S25———————

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

dedaluslabs.ai— avg · S25———————

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

deepgrove.ai— avg · S25———————

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

doe.so— avg · S25———————

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

duranium.co— avg · S25———————

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

effigov.com— avg · S25———————

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

embedder.com— avg · S25———————

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

epicenter.so— avg · S25———————

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

f2.ai— avg · S25———————

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

f4.dev— avg · S25———————

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

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

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

freyavoice.ai— avg · S25———————

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

frizzle.com— avg · S25———————

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

fulcrumresearch.airedirected— avg · S25———————

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

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to fulcrum.inc, a different site

getasap.us— avg · S25———————

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

getburnt.ai— avg · S25———————

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

getirongrid.com— avg · S25———————

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

getlark.ai— avg · S25———————

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

getlilac.com— avg · S25———————

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

getpaloma.ai— avg · S25———————

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

getsocratix.ai— avg · S25———————

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

ghosteye.ai— avg · S25———————

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

gofinto.com— avg · S25———————

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

halluminate.ai— avg · S25———————

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

heyblue.com— avg · S25———————

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

humoniq.ai— avg · S25———————

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

idler.ai— avg · S25———————

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

imprezia.ai— avg · S25———————

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

interfere.com— avg · S25———————

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

ironledger.ai— avg · S25———————

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

janet.ai— avg · S25———————

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

juxta.com— avg · S25———————

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

kalinda.ai— avg · S25———————

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

kernel.sh— avg · S25——top 1M———Jul 31

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Jul 31

knowlify.com— avg · S25———————

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

lanesurf.com— avg · S25———————

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

locatahealth.com— avg · S25———————

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

lotas.ai— avg · S25———————

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

luminal.com— avg · S25———————

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

magnetictax.com— avg · S25———————

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

magnitude.dev— avg · S25———————

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

mangodesk.com— avg · S25———————

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

modelence.com— avg · S25———————

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

monarcha.ai— avg · S25———————

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

motives.ai— avg · S25———————

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

munify.ai— avg · S25———————

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

nautilus.co— avg · S25———————

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

nexa.farm— avg · S25, acquired———————

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

normalfactory.com— avg · S25———————

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

noso.so— avg · S25———————

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

novaflowapp.com— avg · S25———————

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

noxmetals.co— avg · S25———————

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

100

nozomio.com— avg · S25———————

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

101

okibi.ai— avg · S25———————

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

102

ondeckai.com— avg · S25———————

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

103

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

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

104

orangeslice.ai— avg · S25———————

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

105

outrove.ai— avg · S25———————

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

106

pally.com— avg · S25———————

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

107

panoptive.com— avg · S25———————

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

108

parachute-ai.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———————

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

121

realroots.comredirected— avg · S25———————

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

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to therealroots.com, a different site

122

rebulk.com— avg · S25———————

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

123

relling.coredirected— avg · S25———————

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

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to rellingsystems.com, a different site

124

risely.ai— avg · S25———————

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

125

riverbank.sh— avg · S25———————

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

126

rowflow.ai— avg · S25———————

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

127

ruvo.com— avg · S25———————

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

128

serafis.ai— avg · S25———————

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

129

shorpay.com— avg · S25———————

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

130

sigmanticai.com— avg · S25———————

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

131

sira.team— avg · S25———————

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

132

solvatechnology.com— avg · S25———————

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

133

spotlight.realty— avg · S25———————

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

134

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

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

135

stellonlabs.com— avg · S25———————

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

136

stockline.ai— avg · S25———————

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

137

syntheticsociety.ai— avg · S25———————

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

138

tecto.ai— avg · S25———————

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

139

tesora.ai— avg · S25———————

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

140

theinterface.com— avg · S25———————

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

141

theliva.ai— avg · S25———————

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

142

theorahq.com— avg · S25———————

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

143

topological.com— avg · S25———————

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

144

trace.so— avg · S25———————

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

145

traceroot.ai— avg · S25———————

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

146

truthsystems.ai— avg · S25———————

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

147

trymaximal.com— avg · S25———————

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

148

trymimos.com— avg · S25———————

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

149

trymonte.ai— avg · S25———————

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

150

twentytwo.bio— avg · S25———————

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

151

upliftai.org— avg · S25———————

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

152

usebizzy.com— avg · S25———————

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

153

useflai.com— avg · S25———————

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

154

useflywheel.ai— avg · S25———————

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

155

usepanels.com— avg · S25———————

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

156

useplaygent.com— avg · S25———————

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

157

veritus.com— avg · S25———————

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

158

vernerobotics.com— avg · S25———————

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

159

vibeflow.ai— avg · S25———————

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

160

vulcan.ai— avg · S25———————

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

161

wayline.com— avg · S25———————

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

show 20 more

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

History · every change, public

Jul 31 06:03sync with the YC sync, 7 sites changed

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, 6 sites shown

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