 REV1Claude Code for Mechanical Engineersteam of 2YC W26·Active·Devtools | Devtools | Active | YCW26 |
 SentrialDatadog for Agent Reliabilityteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 SideKitConsumer app studio.team of 2YC W26·Active·AI, Devtools | AI, Devtools | Active | YCW26 |
 SignalsiMessage revenue channel for DTC brands that brings customers backteam of 2YC W26·Active·Other | Other | Active | YCW26 |
 SilaAgentic Messengerteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 SkillsyncSearch your agent session historyteam of 2YC W26·Active·AI, Devtools | AI, Devtools | Active | YCW26 |
 SparklesMake everyone on your team an engineerteam of 2YC W26·Active·AI, Devtools | AI, Devtools | Active | YCW26 |
 SpotPayStablecoin Global Bank Accountteam of 2YC W26·Active·Other | Other | Active | YCW26 |
 Standard PhysicsFast Physics Simulations for Rapid Design and Real Time Controlteam of 2YC W26·Active·AI, Devtools | AI, Devtools | Active | YCW26 |
 Strand AIMultimodal foundation models to predict uncollected patient biologyteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 Talking ComputersReal-time interaction models for voice agentsteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 TepaliAI EMR for medspas & wellness clinicsteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 The Token CompanyCompression middleware that improves LLM outputsteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 UnissonAI agents that automate B2B software implementationteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 Velum LabsThe OS for data quality across any stackteam of 2YC W26·Active·AI, Data | AI, Data | Active | YCW26 |
 VerdexAI Verification for Insuranceteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 VeriadAI operating system for advertisingteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 WideframeAI coworker for video editors to ship more video fasterteam of 2YC W26·Active·AI | AI | Active | YCW26 |
 ZeroSettleDrop-in Direct Billing SDK for In-App Purchasesteam of 2YC W26·Active·Devtools | Devtools | Active | YCW26 |
 RevylThe Mobile Development Platformteam of 16hiringYC F24·Active·AI, Devtools | AI, Devtools | Active | YCF24 |
 GolpoCreate Whiteboard Explainer Videos with AI from a Prompt or Documentteam of 7YC S25·Active·AI | AI | Active | YCS25 |
 RealRootsIRL friendship app for womenteam of 7YC S25·Active·Other | Other | Active | YCS25 |
 Confident AIProduction Monitoring & Evals for AI Agentsteam of 7hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 Artificial SocietiesFoundational model of human societies for consequential decisionsteam of 18YC W25·Active·AI, Data | AI, Data | Active | YCW25 |
 MomenticMo, the AI QA engineer that bug-bashes your app before every releaseteam of 182 programsYC W24 +1·Active·AI, Devtools | AI, Devtools | Active | YC +1W24 |
 CareSwiftAI scribe for Ambulance Reportsteam of 2hiringYC S25·Active·AI | AI | Active | YCS25 |
 KalindaDeep research for class action law firmsteam of 2hiringYC S25·Active·AI | AI | Active | YCS25 |
 MangoDeskLong-horizon RL environmentsteam of 2hiringYC S25·Active·AI | AI | Active | YCS25 |
 OneStopThe local internet for NYC.team of 2hiringYC S25·Active·AI | AI | Active | YCS25 |
 Orange SliceAgentic sales enrichment spreadsheetteam of 2hiringYC S25·Active·AI, Devtools | AI, Devtools | Active | YCS25 |
 Synthetic SocietySynthetic Videos to Power Marketingteam of 2hiringYC S25·Active·Other | Other | Active | YCS25 |
 WedgeAI Employees for Healthcareteam of 2hiringYC S25·Active·AI | AI | Active | YCS25 |
 General LearningAI tutors for students.team of 35YC F24·Active·AI | AI | Active | YCF24 |
 Weave RoboticsPractical and delightful home robotsteam of 26hiringYC S24·Active·Other | Other | Active | YCS24 |
 mdhubAI-native operating system for behavioral health clinics.team of 25hiringYC S24·Active·AI | AI | Active | YCS24 |
 CekuraVoice AI and Chat AI agents: Testing and Observabilityteam of 15hiringYC F24·Active·AI, Devtools | AI, Devtools | Active | YCF24 |
 LaminarEnterprise systems delivery without the turbulence.team of 15hiringYC F24·Active·AI | AI | Active | YCF24 |
 Blank BioRNA intelligence for precision medicineteam of 6YC S25·Active·AI | AI | Active | YCS25 |
 EmbedderAutonomous Firmware Engineerteam of 6YC S25·Active·AI, Devtools | AI, Devtools | Active | YCS25 |
 KnowlifyDone-for-you AI video paid ads and Meta campaign managementteam of 6YC S25·Active·AI | AI | Active | YCS25 |
 Liva AIBuilding socially intelligent AIteam of 6YC S25·Active·AI, Data | AI, Data | Active | YCS25 |
 Maritime FusionFusion reactors for shipsteam of 6hiringYC W25·Active·Other | Other | Active | YCW25 |
 OsmosisReinforcement Learning (RL) for AI Agentsteam of 6hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 PAX MarketsCo-located trading facility and matching engine on one chip.team of 6hiringYC W25·Active·Devtools | Devtools | Active | YCW25 |
 SolidroadAI agents for CX teams, starting with training and QA.team of 6hiringYC W25·Active·AI | AI | Active | YCW25 |
 TrainLoopReasoning Fine-Tuningteam of 6hiringYC W25·Active·AI, Devtools | AI, Devtools | Active | YCW25 |
 TrataAI-powered research desk for hedge fundsteam of 6hiringYC W25·Active·AI | AI | Active | YCW25 |
 SilurianFoundation models to simulate Earth, starting with weather.team of 63 programsYC S24 +2·Active·AI | AI | Active | YC +2S24 |
 Boom AIAI agents that recover lost revenue through real conversations.team of 3YC F25·Active·AI | AI | Active | YCF25 |
 Cortex AILarge-scale real-world robot & human data for embodied AIteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 FastshotLovable for mobile appsteam of 3YC F25·Active·AI, Devtools | AI, Devtools | Active | YCF25 |
 Freeport MarketsTrade Anythingteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 GoldbridgeRamp for Real Estateteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 Kaigo HealthAI outpatient care workforceteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 NarrativeAI Video Editorteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 NoriAI health coach in your pocketteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 NorraThe AI equipment manager for post-acute careteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 Paceline BioBiospecimen logistics & operations layer to accelerate drug devteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 ParrotTikTok for language learningteam of 3YC F25·Active·AI | AI | Active | YCF25 |
 SemioticStudio-Grade Design at Scaleteam of 3YC F25·Active·AI | AI | Active | YCF25 |
Startupsby Glyph