Companies

Every startup from YC, 500 Global, Plug and Play and 6 more programs, newest cohort first, with program, category and status

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4,324 companies · 2,600 AI, 296 data, 929 devtools

Company	Category	Status	Program
ReactWiseAI Co-Pilot for Chemical Process OptimizationActiveAI, Devtools	AI, Devtools	Active	YCS24
Redouble AIJava-native multi-agentic AI operating system for enterpriseActiveAI	AI	Active	YCS24
RefactorDeploying secure and reliable AI agents across healthcare, retail,…ActiveAI	AI	Active	YCS24
RentFlowThe AI infrastructure for cash-flow-aligned business rentActiveAI	AI	Active	YCS24
RescriptAI for Legal & Public Policy TeamsActiveAI	AI	Active	YCS24
RetroFixAutomate any workflow using plain englishActiveAI, Devtools	AI, Devtools	Active	YCS24
RewbiA stealth mode startup.ActiveDevtools	Devtools	Active	YCS24
RogerRoger is an AI SDR that automates outbound sales and follows up 24/7.ActiveAI, Data	AI, Data	Active	YCS24
Rowboat LabsOpen-source AI coworker with memoryActiveAI, Devtools	AI, Devtools	Active	YCS24
RunLocal AIAI agent that optimizes inference for embedded compute like JetsonActiveAI, Devtools	AI, Devtools	Active	YCS24
Sage CareAutomating home care agency operations with AIActiveAI	AI	Active	YCS24
SaldorMaking procurement easyActiveAI	AI	Active	YCS24
Saphira AIThe Enablement Layer for Physical AIActiveAI, Devtools	AI, Devtools	Active	YCS24
SaturnCompliance and back office workflows for Wealth Managers.ActiveAI	AI	Active	YCS24
ScapeThe intelligent inbox that works for youActiveAI, Devtools	AI, Devtools	Active	YCS24
SchemeFlowAI Report Generation for Engineering & Environmental ReviewActiveAI, Devtools	AI, Devtools	Active	YCS24
Seals AIAI Employees for Wholesalers & DistributorsActiveAI	AI	Active	YCS24
SenseiRobotic Training Data at ScaleActiveAI, Data	AI, Data	Active	YCS24
Serve AIAI for Field Service EnterprisesActiveAI	AI	Active	YCS24
SharpeAgents for quantitative research and financial data science.ActiveAI, Data	AI, Data	Active	YCS24
SilurianFoundation models to simulate Earth, starting with weather.ActiveAI	AI	Active	YC +2S24
SimCareAI avatars to scale healthcare training.ActiveAI	AI	Active	YCS24
Simple AIAI voice that sellsActiveAI	AI	Active	YCS24
SimplexAI agents to enroll providers with payorsActiveAI, Devtools	AI, Devtools	Active	YCS24
SoffAI Agents for DistributorsActiveAI	AI	Active	YCS24
SonatoriaHelping Startups Grow OrganicallyActiveOther	Other	Active	YCS24
SorcererBuilding a nervous system for the atmosphereActiveAI	AI	Active	YCS24
Spaceium IncIn-Space RefuelingActiveOther	Other	Active	YCS24
SpherecastAI Supply Chain Manager for CPGActiveAI	AI	Active	YCS24
SpurSpur is your AI QA Engineer. Test your websites with natural language.ActiveAI, Devtools	AI, Devtools	Active	YCS24
StarcloudData centers in spaceActiveAI, Devtools	AI, Devtools	Active	YCS24
StardriftAI travel plannerActiveAI	AI	Active	YCS24
StempadNotion for scienceActiveOther	Other	Active	YCS24
Storia AIOpen source AI copilot that knows your company's code and its contextActiveAI, Devtools	AI, Devtools	Active	YCS24
SubstrateArtificial Intelligence for your medical billing teamActiveAI	AI	Active	YCS24
SuperunitFaster, more profitable background checks with AIActiveAI	AI	Active	YCS24
SureBrightApple Care-like warranty program for every retailerActiveAI	AI	Active	YC +1S24
SynnaxUnified Hardware Control and Data Processing SoftwareActiveDevtools	Devtools	Active	YCS24
SyntraFaster healthcare paymentsActiveAI	AI	Active	YCS24
TabulaAutonomous Accounting SoftwareActiveAI	AI	Active	YCS24
TandemAI-native office leasing brokerActiveAI	AI	Active	YCS24
TaxGPTAI tax assistant for professionals and businessesActiveAI	AI	Active	YCS24
The Forecasting CompanyFoundation models for time seriesActiveAI	AI	Active	YCS24
The Synthesis Company100x faster scientific evidence synthesisActiveAI, Devtools	AI, Devtools	Active	YCS24
TheseusGPS Denied Navigation for DronesActiveOther	Other	Active	YCS24
Thunder ComputeGPUs for AgentsActiveAI, Data, Devtools	AI, Data, Devtools	Active	YCS24
TivaraThe AI workforce for medical groupsActiveAI	AI	Active	YCS24
TradeFlowAI-powered settlement for financial securitiesActiveAI	AI	Active	YCS24
TypaThe content engine that wins attention and drives growth.ActiveAI	AI	Active	YCS24
UltraPractical, general-purpose robots for repetitive industrial tasksActiveAI	AI	Active	YCS24
UnboundUse AI tools without fear of data leakageActiveAI, Data	AI, Data	Active	YCS24
UndermindAn AI agent for scientific researchActiveAI, Data	AI, Data	Active	YCS24
Understood CareHealthcare personal assistants for Medicare patients.ActiveAI	AI	Active	YCS24
Unsloth AIOpen-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.ActiveAI, Devtools	AI, Devtools	Active	YCS24
UsulAI Platform for Winning Defense & Government ContractsActiveAI	AI	Active	YCS24
VendraCustom Parts, Manufactured in America 🇺🇸ActiveOther	Other	Active	YCS24
Vera HealthAI-powered clinical decision support for healthcare providersActiveAI	AI	Active	YCS24
VibeMaking everyone a software engineerActiveAI, Devtools	AI, Devtools	Active	YCS24
VideoGenCreate professional videos in minutes with AI, online or via APIActiveAI, Devtools	AI, Devtools	Active	YCS24
Village LabsHelping America's businesses become employee ownedActiveOther	Other	Active	YCS24

Sources: each program's public company list, read twice a week. Not affiliated with Y Combinator or any other program. Logos via logo.dev; trademarks belong to their owners.

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