Y Combinator S18
103 current companies in this accelerator batch, plus 28 that have graduated and are shown here but counted separately. Each company page names its exported peer population. This page is not a score ranking.
64x Bio
YCS18Healthcare & Life Sciences
52Uncertain
Hiring·Hiring signal present; 64/100 Code·None foundCapital·Collector inactive
Activeloop
YCS18AI & ML Infrastructure
52Uncertain
Hiring·Hiring signal present; 65/100 Code·Code & package adoption presenCapital·Collector inactive
Aesthetic
YCS18AI & ML Infrastructure
50Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
Ajaib
YCS18Fintech & Financial Services
54Uncertain
Hiring·Hiring signal present; 83/100 Code·None foundCapital·Collector inactive
Allotrope Medical
YCS18Healthcare & Life SciencesGraduated
48Uncertain
Hiring·Hiring signal present; 35/100 Code·None foundCapital·Collector inactive
Alpha Vantage
YCS18Fintech & Financial Services
49Uncertain
Hiring·Hiring signal present; 42/100 Code·None foundCapital·Collector inactive
Anima App
YCS18AI & ML Infrastructure
53Uncertain
Hiring·Hiring signal present; 69/100 Code·Code & package adoption presenCapital·Collector inactive
AnnieCannons
YCS18Consumer, Social & Media
51Uncertain
Hiring·Hiring signal present; 57/100 Code·None foundCapital·Collector inactive
Apprentice Health
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
AskMyClass, now Soundkins
YCS18Consumer, Social & Media
49Uncertain
Hiring·Hiring signal present; 39/100 Code·None foundCapital·Collector inactive
Avo
YCS18Consumer, Social & Media
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Berbix
YCS18Data & Developer ToolsGraduated
51Holding
Hiring·Hiring signal present; 72/100 Code·Code & package adoption presenCapital·Collector inactive
BHRD
YCS18Enterprise & Vertical Software
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
BlueCargo
YCS18Enterprise & Vertical Software
52Uncertain
Hiring·Hiring signal present; 65/100 Code·None foundCapital·Collector inactive
Bot MD
YCS18Healthcare & Life Sciences
51Uncertain
Hiring·Hiring signal present; 58/100 Code·None foundCapital·Collector inactive
BrainHi
YCS18Healthcare & Life Sciences
51Uncertain
Hiring·Hiring signal present; 60/100 Code·None foundCapital·Collector inactive
C16 Biosciences
YCS18Healthcare & Life Sciences
52Uncertain
Hiring·Hiring signal present; 68/100 Code·None foundCapital·Collector inactive
Calii
YCS18Consumer, Social & Media
55Uncertain
Hiring·Hiring signal present; 89/100 Code·None foundCapital·Collector inactive
Canary Technologies
YCS18Enterprise & Vertical SoftwareGraduated
55Uncertain
Hiring·Hiring signal present; 70/100 Code·None foundCapital·Collector inactive
CB Therapeutics
YCS18Healthcare & Life Sciences
51Uncertain
Hiring·Hiring signal present; 60/100 Code·None foundCapital·Collector inactive
Circumvent
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
Clear Gene
YCS18Healthcare & Life Sciences
49Uncertain
Hiring·Hiring signal present; 42/100 Code·None foundCapital·Collector inactive
College Pulse
YCS18Data & Developer Tools
51Uncertain
Hiring·Hiring signal present; 55/100 Code·None foundCapital·Collector inactive
Contrast
YCS18Data & Developer Tools
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Coral Genomics
YCS18Healthcare & Life SciencesGraduated
49Uncertain
Hiring·Hiring signal present; 44/100 Code·None foundCapital·Collector inactive
Corvus Robotics
YCS18Industrials, Robotics & Supply Chain
49Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
Cowrywise
YCS18Fintech & Financial Services
52Uncertain
Hiring·Hiring signal present; 63/100 Code·None foundCapital·Collector inactive
CSPA
YCS18Enterprise & Vertical SoftwareGraduated
49Uncertain
Hiring·Hiring signal present; 46/100 Code·None foundCapital·Collector inactive
Culdesac
YCS18Enterprise & Vertical Software
49Uncertain
Hiring·Hiring signal present; 46/100 Code·None foundCapital·Collector inactive
Curebase
YCS18Healthcare & Life Sciences
52Uncertain
Hiring·Hiring signal present; 65/100 Code·None foundCapital·Collector inactive
Data Driven Bioscience
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Hiring signal present; 53/100 Code·None foundCapital·Collector inactive
Demeanor.co
YCS18Consumer, Social & MediaGraduated
49Uncertain
Hiring·Hiring signal present; 45/100 Code·None foundCapital·Collector inactive
Dinesafe
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
dNovo
YCS18Healthcare & Life Sciences
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Dorian Therapeutics
YCS18Healthcare & Life SciencesGraduated
50Uncertain
Hiring·Hiring signal present; 50/100 Code·None foundCapital·Collector inactive
DreamCraft Entertainment, Inc.
YCS18Consumer, Social & Media
52Uncertain
Hiring·Hiring signal present; 62/100 Code·None foundCapital·Collector inactive
Duffel
YCS18Consumer, Social & Media
52Uncertain
Hiring·Hiring signal present; 58/100 Code·None foundCapital·Collector inactive
Easol
YCS18Enterprise & Vertical Software
53Uncertain
Hiring·Hiring signal present; 72/100 Code·None foundCapital·Collector inactive
Eden
YCS18Healthcare & Life Sciences
53Uncertain
Hiring·Hiring signal present; 73/100 Code·None foundCapital·Collector inactive
Embeddables
YCS18Enterprise & Vertical Software
51Uncertain
Hiring·Hiring signal present; 61/100 Code·None foundCapital·Collector inactive
Enveritas
YCS18Energy, Climate & Agriculture
51Uncertain
Hiring·Hiring signal present; 55/100 Code·None foundCapital·Collector inactive
ExceptionALLY
YCS18Consumer, Social & Media
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
FameGame
YCS18Consumer, Social & Media
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Federacy
YCS18Security & Privacy
48Uncertain
Hiring·Hiring signal present; 36/100 Code·None foundCapital·Collector inactive
Fintual
YCS18Fintech & Financial Services
49Uncertain
Hiring·Hiring signal present; 48/100 Code·None foundCapital·Collector inactive
Four Growers
YCS18Energy, Climate & Agriculture
50Uncertain
Hiring·Hiring signal present; 52/100 Code·None foundCapital·Collector inactive
FREY
YCS18Consumer, Social & Media
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Gerostate Alpha
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Goodly
YCS18Enterprise & Vertical Software
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Grabb-It
YCS18Enterprise & Vertical Software
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Grin
YCS18Consumer, Social & MediaGraduated
50Uncertain
Hiring·Hiring signal present; 49/100 Code·None foundCapital·Collector inactive
HappiLabs
YCS18Healthcare & Life SciencesGraduated
51Uncertain
Hiring·Hiring signal present; 57/100 Code·None foundCapital·Collector inactive
Helicarrier (prev Buycoins)
YCS18Crypto & Web3
52Uncertain
Hiring·Hiring signal present; 67/100 Code·None foundCapital·Collector inactive
Hepatx
YCS18Healthcare & Life Sciences
49Uncertain
Hiring·Hiring signal present; 42/100 Code·None foundCapital·Collector inactive
HeyDoctor
YCS18Healthcare & Life SciencesGraduated
53Uncertain
Hiring·Hiring signal present; 72/100 Code·None foundCapital·Collector inactive
Honeylove
YCS18Consumer, Social & Media
53Uncertain
Hiring·Hiring signal present; 76/100 Code·None foundCapital·Collector inactive
hypcloud
YCS18Enterprise & Vertical SoftwareGraduated
51Uncertain
Hiring·Hiring signal present; 55/100 Code·None foundCapital·Collector inactive
iLabService
YCS18Enterprise & Vertical Software
53Uncertain
Hiring·Hiring signal present; 69/100 Code·None foundCapital·Collector inactive
Impactive (formerly Outvote)
YCS18Aerospace, Defense & GovernmentGraduated
50Uncertain
Hiring·Hiring signal present; 53/100 Code·None foundCapital·Collector inactive
INKHUNTER
YCS18Consumer, Social & Media
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Inokyo
YCS18Enterprise & Vertical Software
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Inscribe
YCS18AI & ML Infrastructure
49Holding
Hiring·Hiring signal present; 49/100 Code·Code & package adoption presenCapital·Collector inactive
Ixora
YCS18Consumer, Social & Media
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
JITX
YCS18Industrials, Robotics & Supply Chain
48Uncertain
Hiring·Hiring signal present; 41/100 Code·None foundCapital·Collector inactive
Khatabook
YCS18Fintech & Financial ServicesGraduated
55Uncertain
Hiring·Hiring signal present; 84/100 Code·None foundCapital·Collector inactive
Kinside
YCS18Fintech & Financial ServicesGraduated
50Uncertain
Hiring·Hiring signal present; 52/100 Code·None foundCapital·Collector inactive
Klarity
YCS18Enterprise & Vertical Software
52Uncertain
Hiring·Hiring signal present; 58/100 Code·None foundCapital·Collector inactive
Kobo360
YCS18Enterprise & Vertical Software
54Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Kunduz
YCS18Consumer, Social & Media
53Uncertain
Hiring·Hiring signal present; 75/100 Code·None foundCapital·Collector inactive
LabelFlow
YCS18AI & ML Infrastructure
50Uncertain
Hiring·Historical hiring signal retaiCode·Code & package adoption presenCapital·Collector inactive
Leena AI
YCS18Enterprise & Vertical Software
55Uncertain
Hiring·Hiring signal present; 87/100 Code·None foundCapital·Collector inactive
LemonBox
YCS18Healthcare & Life Sciences
52Uncertain
Hiring·Hiring signal present; 62/100 Code·None foundCapital·Collector inactive
Lowkey
YCS18Consumer, Social & MediaGraduated
50Uncertain
Hiring·Hiring signal present; 54/100 Code·None foundCapital·Collector inactive
Mark Cuban Cost Plus Drug Company, PBC
YCS18Healthcare & Life SciencesGraduated
46Uncertain
Hiring·Hiring signal present; 23/100 Code·None foundCapital·Collector inactive
Medinas Health
YCS18Healthcare & Life Sciences
51Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
MentalHappy
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Hiring signal present; 48/100 Code·None foundCapital·Collector inactive
Meru Health
YCS18Healthcare & Life Sciences
47Uncertain
Hiring·Hiring signal present; 37/100 Code·None foundCapital·Collector inactive
Modern Treasury
YCS18Enterprise & Vertical SoftwareGraduated
51Uncertain
Hiring·Hiring signal present; 54/100 Code·None foundCapital·Collector inactive
Momentus
YCS18Aerospace, Defense & GovernmentGraduated
51Uncertain
Hiring·Hiring signal present; 55/100 Code·None foundCapital·Collector inactive
Mutiny
YCS18Enterprise & Vertical Software
51Uncertain
Hiring·Hiring signal present; 53/100 Code·None foundCapital·Collector inactive
Mylk Guys
YCS18Consumer, Social & Media
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Mytos
YCS18Healthcare & Life Sciences
52Uncertain
Hiring·Hiring signal present; 58/100 Code·None foundCapital·Collector inactive
Names & Faces
YCS18Enterprise & Vertical Software
51Uncertain
Hiring·Hiring signal present; 59/100 Code·None foundCapital·Collector inactive
Nestor
YCS18Enterprise & Vertical Software
51Uncertain
Hiring·Hiring signal present; 59/100 Code·None foundCapital·Collector inactive
Nova
YCS18Fintech & Financial ServicesGraduated
50Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
numericcal, inc.
YCS18AI & ML Infrastructure
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
OkCredit
YCS18Fintech & Financial Services
53Uncertain
Hiring·Hiring signal present; 69/100 Code·None foundCapital·Collector inactive
OneGraph
YCS18Data & Developer ToolsGraduated
49Uncertain
Hiring·Hiring signal present; 39/100 Code·None foundCapital·Collector inactive
OpenWrench
YCS18Enterprise & Vertical Software
N/AUncertain
Hiring·None foundCode·None foundCapital·Collector inactive
Optic
YCS18Data & Developer ToolsGraduated
50Uncertain
Hiring·Hiring signal present; 48/100 Code·None foundCapital·Collector inactive
OWNY
YCS18Crypto & Web3
50Uncertain
Hiring·Hiring signal present; 53/100 Code·None foundCapital·Collector inactive
Oxygen
YCS18Fintech & Financial Services
53Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Paladin
YCS18Industrials, Robotics & Supply Chain
50Uncertain
Hiring·Hiring signal present; 52/100 Code·None foundCapital·Collector inactive
Papa
YCS18Healthcare & Life SciencesGraduated
49Uncertain
Hiring·Hiring signal present; 46/100 Code·None foundCapital·Collector inactive
Passenger AI
YCS18Industrials, Robotics & Supply Chain
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Penta Medical
YCS18Healthcare & Life Sciences
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Perception Biosystems
YCS18Healthcare & Life Sciences
48Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Phiar
YCS18Industrials, Robotics & Supply ChainGraduated
50Uncertain
Hiring·Hiring signal present; 52/100 Code·None foundCapital·Collector inactive
Pine Park Health
YCS18Healthcare & Life Sciences
48Uncertain
Hiring·Hiring signal present; 38/100 Code·None foundCapital·Collector inactive
Pocket Worlds
YCS18Consumer, Social & Media
53Uncertain
Hiring·Hiring signal present; 76/100 Code·None foundCapital·Collector inactive
Prodigal
YCS18Fintech & Financial Services
52Uncertain
Hiring·Hiring signal present; 58/100 Code·None foundCapital·Collector inactive
Purple Plate
YCS18Consumer, Social & Media
53Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Quickchat AI
YCS18Enterprise & Vertical Software
50Uncertain
Hiring·Hiring signal present; 47/100 Code·None foundCapital·Collector inactive
Quo (fka OpenPhone)
YCS18Enterprise & Vertical SoftwareGraduated
54Uncertain
Hiring·Hiring signal present; 78/100 Code·None foundCapital·Collector inactive
Radix Labs
YCS18Healthcare & Life Sciences
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Rain Neuromorphics
YCS18Industrials, Robotics & Supply ChainGraduated
50Uncertain
Hiring·Hiring signal present; 52/100 Code·None foundCapital·Collector inactive
Rebellyous Foods
YCS18Healthcare & Life Sciences
51Uncertain
Hiring·Hiring signal present; 55/100 Code·None foundCapital·Collector inactive
Regology
YCS18Enterprise & Vertical SoftwareGraduated
53Uncertain
Hiring·Hiring signal present; 71/100 Code·None foundCapital·Collector inactive
Rejuvenation Technologies Inc.
YCS18Healthcare & Life Sciences
48Uncertain
Hiring·Hiring signal present; 35/100 Code·None foundCapital·Collector inactive
RevenueCat
YCS18Data & Developer Tools
55Holding
Hiring·Hiring signal present; 61/100 Code·Code & package adoption presenCapital·Collector inactive
Satchel
YCS18Fintech & Financial Services
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Scanwell Health
YCS18Healthcare & Life SciencesGraduated
51Uncertain
Hiring·Hiring signal present; 56/100 Code·None foundCapital·Collector inactive
Shelf Engine
YCS18Enterprise & Vertical SoftwareGraduated
52Uncertain
Hiring·Hiring signal present; 67/100 Code·None foundCapital·Collector inactive
ShopWith
YCS18Enterprise & Vertical Software
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
SkydropX
YCS18Enterprise & Vertical Software
54Uncertain
Hiring·Hiring signal present; 66/100 Code·None foundCapital·Collector inactive
SPATE
YCS18Enterprise & Vertical Software
51Uncertain
Hiring·Hiring signal present; 56/100 Code·None foundCapital·Collector inactive
Spero Foods
YCS18Healthcare & Life Sciences
N/AUncertain
Hiring·None foundCode·None foundCapital·Collector inactive
Synkrino Biotherapeutics
YCS18Healthcare & Life Sciences
48Uncertain
Hiring·Hiring signal present; 35/100 Code·None foundCapital·Collector inactive
Tall Poppy
YCS18Security & Privacy
50Uncertain
Hiring·Hiring signal present; 52/100 Code·None foundCapital·Collector inactive
TENDERD
YCS18Enterprise & Vertical Software
53Uncertain
Hiring·Hiring signal present; 71/100 Code·None foundCapital·Collector inactive
The Buttermilk Company
YCS18Consumer, Social & Media
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
The Good Food Institute
YCS18Consumer, Social & Media
48Uncertain
Hiring·Hiring signal present; 42/100 Code·None foundCapital·Collector inactive
The Supplant Company
YCS18Consumer, Social & Media
51Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Titan
YCS18Fintech & Financial Services
51Uncertain
Hiring·Hiring signal present; 53/100 Code·None foundCapital·Collector inactive
UBITS
YCS18Enterprise & Vertical Software
55Uncertain
Hiring·Hiring signal present; 84/100 Code·None foundCapital·Collector inactive
User Hero
YCS18Data & Developer Tools
49Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Verse Medical
YCS18Healthcare & Life Sciences
55Uncertain
Hiring·Hiring signal present; 72/100 Code·None foundCapital·Collector inactive
Vimcal
YCS18Enterprise & Vertical Software
50Uncertain
Hiring·Hiring signal present; 50/100 Code·None foundCapital·Collector inactive
Warpdrive by Synthetic Minds
YCS18Enterprise & Vertical Software
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
Xkit
YCS18Data & Developer Tools
50Uncertain
Hiring·Historical hiring signal retaiCode·None foundCapital·Collector inactive
ZiffyHomes
YCS18Enterprise & Vertical Software
53Uncertain
Hiring·Hiring signal present; 70/100 Code·None foundCapital·Collector inactive