 LimrunExtend cloud sandboxes with iOS, Android and morehiringYC X26·Active·AI, Devtools | AI, Devtools | Active | YCX26 |
 Aurorin CADClaude code for Mechanical EngineershiringYC W26·Active·AI, Devtools | AI, Devtools | Active | YCW26 |
 SpineWe run benefits, payroll & compliance for startups, for freehiringYC F26·Active·AI | AI | Active | YCF26 |
 Lamb LabsLightning fast chips with hardcoded AI modelshiringYC S26·Active·AI | AI | Active | YCS26 |
 OperonAgentic data layer for manufacturing & process industries.hiringYC S26·Active·AI, Devtools | AI, Devtools | Active | YCS26 |
 Totalisderivative layer for prediction marketshiringYC X26·Active·Other | Other | Active | YCX26 |
 CardinalRevenue Agents for GTM teamshiringYC W26·Active·AI | AI | Active | YCW26 |
 ZymblyThe decision-support layer for aviation ops teams to know what to do…hiringYC W26·Active·Other | Other | Active | YCW26 |
 Inflection Space SystemsHyperscaling space manufacturinghiringYC F26·Active·Other | Other | Active | YCF26 |
 AgentPhonePhone Numbers for AI AgentshiringYC X26·Active·AI | AI | Active | YCX26 |
 Plena HealthPlena is the AI operating system for specialty medical practiceshiringYC X26·Active·AI | AI | Active | YCX26 |
 VOYGRThe real-world intelligence and action layerhiringYC W26·Active·AI, Devtools | AI, Devtools | Active | YCW26 |
 Merlin AIAI powered ERP for Constructionteam of 19hiringYC S24·Active·AI | AI | Active | YCS24 |
 SaturnCompliance and back office workflows for Wealth Managers.team of 18hiringYC S24·Active·AI | AI | Active | YCS24 |
 Leaping AIAI voice and texting agentsteam of 13YC W25·Active·AI | AI | Active | YCW25 |
 Unsloth AIOpen-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.team of 12hiringYC S24·Active·AI, Devtools | AI, Devtools | Active | YCS24 |
 AstorYour personal investing agentteam of 5YC S25·Active·AI | AI | Active | YCS25 |
 AutosanaAI agents for E2E testing across mobile & webteam of 5YC S25·Active·AI, Devtools | AI, Devtools | Active | YCS25 |
 F4 IndustriesThe GD&T Analysis Platform for Engineering Drawingsteam of 5YC S25·Active·AI | AI | Active | YCS25 |
 HumoniqAirline customer service, fully automated.team of 5YC S25·Active·AI | AI | Active | YCS25 |
 Janet AIAgents that learn your company and work 24/7team of 5YC S25·Active·AI | AI | Active | YCS25 |
 LarkThe E2E testing layer for AI-driven developmentteam of 5YC S25·Active·AI, Devtools | AI, Devtools | Active | YCS25 |
 NotteBrowser infra for AI agents: sessions, auth, proxies, paymentsteam of 5YC S25·Active·AI, Devtools | AI, Devtools | Active | YCS25 |
 Perspectives HealthAI to run behavioral health programs betterteam of 5YC S25·Active·AI | AI | Active | YCS25 |
 StormyStormy runs the office so your crew can run the work.team of 5YC S25·Active·AI | AI | Active | YCS25 |
 Browser UseAgents that use the browser.team of 5hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 FlowtelThe AI Voice agents for hotelsteam of 5hiringYC W25·Active·AI | AI | Active | YCW25 |
 Liquid ComputePending CFTC regulation to be the first cash and physically settled…team of 5hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 MosaicFrontier Video Agentsteam of 5hiringYC W25·Active·AI | AI | Active | YCW25 |
 PromptlessAn AI teammate that automatically updates your customer-facing docsteam of 5hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 SteinmetzNext-Generation Power Electronicsteam of 5hiringYC W25·Active·Other | Other | Active | YCW25 |
 Clearly AIAutomate security and privacy reviewsteam of 17hiringYC S24·Active·AI | AI | Active | YCS24 |
 OwayBuilding the open operating system for the automated physical economy.team of 16hiringYC S24·Active·AI, Devtools | AI, Devtools | Active | YCS24 |
 Enhanced RadarAI systems for aviationteam of 12YC W25·Active·AI | AI | Active | YCW25 |
 MentraBuilding the open source smart glasses operating system.team of 12YC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 CTGTThe deterministic layer for frontier intelligenceteam of 10hiringYC F24·Active·AI, Devtools | AI, Devtools | Active | YCF24 |
 Mem0The Memory layer for AI Agentsteam of 10hiringYC S24·Active·AI, Devtools | AI, Devtools | Active | YCS24 |
 CrimsonThe AI Associate for Litigation Lawyersteam of 7YC X25·Active·AI | AI | Active | YCX25 |
 ThetaSpecialized AI for Every Jobteam of 7YC X25·Active·AI | AI | Active | YCX25 |
 OutsetAI-powered user interviewsteam of 120hiringYC S23·Active·AI, Data | AI, Data | Active | YCS23 |
 GarageMarketplace for America's most essential assetsteam of 35hiringYC W24·Active·AI | AI | Active | YCW24 |
 GreenboardModern OS for the financial back office.team of 35hiringYC W24·Active·AI | AI | Active | YCW24 |
 PointOneAI Time Platform for Law Firmsteam of 35hiringYC W24·Active·AI, Devtools | AI, Devtools | Active | YCW24 |
 AnthrogenWe work on generalizable tools for the next era of biotech.team of 15hiringYC S24·Active·AI | AI | Active | YCS24 |
 Guardian RFDrone detection for US defense and national securityteam of 15hiringYC S24·Active·AI, Devtools | AI, Devtools | Active | YCS24 |
 KastleAI employee for consumer lendingteam of 15hiringYC S24·Active·AI | AI | Active | YCS24 |
 UsulAI Platform for Winning Defense & Government Contractsteam of 15hiringYC S24·Active·AI | AI | Active | YCS24 |
 WordwareAI agents you can rely onteam of 15hiringYC S24·Active·AI, Devtools | AI, Devtools | Active | YCS24 |
 CardamonAI compliance co-pilot for regulated financial businessesteam of 11YC W25·Active·AI | AI | Active | YCW25 |
 Asha HealthWe help medical practices become AI-nativeteam of 9hiringYC F24·Active·AI | AI | Active | YCF24 |
 CareforceAI Workers for Healthcare Orgs to Find, Call & Schedule More Patients.team of 9hiringYC F24·Active·AI | AI | Active | YCF24 |
 AdamAI Powered CADteam of 4hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 ArtifactAn Collaborative, AI-native IDE for Hardware Engineersteam of 4hiringYC W25·Active·AI | AI | Active | YCW25 |
 EdexiaAI Teacher Assistant for Grading Essaysteam of 4hiringYC W25·Active·AI | AI | Active | YCW25 |
 InfiniteGlobal B2B Stablecoin Processorteam of 4hiringYC W25·Active·Devtools | Devtools | Active | YCW25 |
 MisprintMisprint is building Robinhood for Pokemon cardsteam of 4hiringYC W25·Active·AI | AI | Active | YCW25 |
 OnlookThe Developer tool for Designersteam of 4hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 Peppr AIIn-call AI teleprompter that helps reps close enterprise dealsteam of 4hiringYC W25·Active·AI | AI | Active | YCW25 |
 SubImageThe Open-Core Security Graphteam of 4hiringYC W25·Active·Devtools | Devtools | Active | YCW25 |
 AlkaliThe smarter way to estimate steel.team of 2hiringYC X25·Active·AI, Devtools | AI, Devtools | Active | YCX25 |
Startupsby Glyph