Companies
5,948 · full YC directory
Spring 2025
QFEX24/7 Global Stock Exchange
QualGentAI Mobile App Quality Assurance Tester
RaloFind Your Best Mortgage Deal
RefreshTraining gyms for computer use and software engineering work
RimbaStreamlining Data Capture to Report Creation for Heavy Industries
RunRLReinforcement learning as a service
Scalar FieldReinventing the trading terminal — one intelligent agent at a time.
SimOpen source platform to build AI agent workflows
SixtyfourIntelligence Infrastructure on People and Entities
StarSlingSelf-Driving CI
SureformReal-world data for multimodal and embodied AI
Sygaldry Technologiesquantum-accelerated AI servers
Synthio LabsAgentic AI platform for Pharma GTM teams
TegoreYour new AI-powered math tutor.
Text.aiAlfi - your group chat with social skills to bring friends closer
The LLM Data CompanyFrontier models for critical domains
The Robot Learning CompanyThe infrastructure that robot intelligence is built and deployed on.
TheoremProgram verification so even your systems engineers can vibecode
ThetaSpecialized AI for Every Job
Third ChairAI-Native IP Enforcement Agent
Ticket WalletAI-optimized ticket resale
TinfoilEncrypted AI with verifiable privacy
TrapezeAI-native Zocdoc
UnitsThe school for a post-agi world.
ValueMateValuemate automates real estate appraisals with AI
Vassar RoboticsOpen-source semi-humanoid dev kit → home data → autonomy → 20h/wk
VesenceCursor for Lawyers. Agentic AI in MS Office.
Vision LabIndustrial data layer for robotics training
VoiceOSThe Siri for Productivity
VybeSecure internal apps. Built by AI in seconds. Powered by your data.
WaffleDiscover & Build AI Chatbots
WavedashPlay the latest games in your browser with no downloads
WillowThe voice interface replacing your keyboard
YouLearnAI tutor for each student.
Zeon SystemsAI-powered robotics for scientific lab automation.
chrtchrt is a logistics platform for time-critical shipping
cubicAI-powered code review platform
mlopExperiment tracking for training ML models
nao LabsOpen Source Analytics Agent
neoncoral🪸 AI consumer social
sieveAI + human review to solve data cleaning - accessible via API or Excel
stratifyAI agents that help you understand your customers' needs
throxyVertical AI agents that run the sales funnel on autopilot
Winter 2025
10xAI Sales Teams for Dental Practices
A1Zap by A1BaseThe social network layer for AI apps
AdamAI Powered CAD
AfterQueryApplied research lab curating data solutions for foundation model…
Agentin AIAI Agents that automate enterprise software processes
