YC Company Search
Search Y Combinator startups across every batch in the directory. Semantic search covers company descriptions, products, and tags.
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Code review platform for humans and agents
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignCommercial CompanyApplicationsSoftware ApplicationsSoftware DevelopmentDevelopersEnterprisesHosted SoftwareSubscriptionPre Seed
Cursor for DevOps
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignArtificial IntelligenceDeveloper ToolsDevOps
Building tiny frontier AI models that run on edge devices
Manufacturing, Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignArtificial IntelligenceEdge Computing Semiconductors
AI-native ERP for food wholesalers
Retail2San Francisco, CA, USA
B2BSaaSFood & BeverageAICommercial Company
Open source AI copilot that knows your company's code and its context
2Millbrae, CA, USA
B2BEngineering, Product and DesignArtificial IntelligenceDeveloper ToolsMachine Learning
Curated multimodal datasets for biology AI
Life Sciences2San Francisco, CA, USA
HealthcareDrug Discovery and DeliveryCommercial CompanyAI for scienceModel Development
Automate your on-call runbook
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignArtificial IntelligenceDeveloper ToolsDevOps
Accurately simulate market response at scale
Cross Industry2San Francisco, CA, USA
B2BAnalyticsArtificial IntelligenceMarket ResearchAI
We help contractors dig safer with 3D maps of underground…
Construction2San Francisco, CA, USA
Real Estate and ConstructionConstructionHard TechComputer VisionReal Estate
Zero code network tracer
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignCommercial CompanySoftware ApplicationsSoftware Development
AI assistant for your email and calendar
Cross Industry2San Francisco, CA, USA
B2BProductivityCalendarEmailAI Assistant
Programmable API gateway that makes APIs cacheable
Software Development2Chennai, TN, India; Bengaluru, KA, India
B2BInfrastructureDeveloper ToolsAPICommercial Company
Red teaming for AI agents
Software Development2San Francisco, CA, USA
B2BSecurityArtificial IntelligenceOpen SourceAI
Make software self-healing
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignArtificial IntelligenceDeveloper ToolsOpen Source
Real-world data for world models and robotics
Manufacturing, Software Development2Palo Alto, CA, USA
B2BArtificial IntelligenceRoboticsData LabelingCommercial Company
The hardware-agnostic operating system for drone defense
Defense2San Francisco, CA, USA
IndustrialsDefenseCommercial CompanyApplicationsSoftware Applications
Chat with AI Characters
Media2San Francisco, CA, USA
ConsumerArtificial IntelligenceGenerative AIEntertainmentAI
"If-then" conditional logic for protein drugs
Life Sciences2Cambridge, MA, USA
HealthcareTherapeuticsSynthetic BiologyBiotechOncology
Prompt and Context Optimization for Coding Agents
Scientific Research, Software Development2San Francisco, CA, USA
B2BInfrastructureReinforcement LearningAICommercial Company
AI co-scientists that run research end-to-end
Scientific Research2
B2BEngineering, Product and DesignCommercial CompanyAgentsSoftware ApplicationsAgent ToolingScientific Research
The agentic coding app for complex tasks.
Software Development2San Francisco, CA, USA
B2BProductivityCommercial CompanyAgentsSoftware Applications
The best AI chat you've ever used
Cross Industry2San Francisco, CA, USA; Remote
ConsumerContentArtificial IntelligenceDeveloper ToolsAI
AI Teammates for Data Tasks
Cross Industry, Retail2San Francisco, CA, USA
B2BOperationsDocumentsSaaSData Engineering
AI for AI Infrastructure
Cross Industry2
B2BCommercial CompanyAgentsSoftware ApplicationsAgent ToolingCross IndustryEnterprises
Cursor for Microsoft Word
Cross Industry, Financial Services, Legal Services2San Francisco, CA, USA
B2BProductivityFinanceLegalAI
Unified Platform for Text Enrichment
Cross Industry, Government, Legal Services2San Francisco, CA, USA
B2BEngineering, Product and DesignDeveloper ToolsSaaSData Labeling
A Platform for AI Governance
Cross Industry2San Francisco, CA, USA
B2BArtificial IntelligenceCommercial CompanyAgentsSoftware Applications
Your new AI-powered math tutor.
Education2San Francisco, CA, USA
EducationArtificial IntelligenceConsumerCommercial CompanyEducation
Risk Decisioning Platform for Banks
Cross Industry2San Francisco, CA, USA
B2BArtificial IntelligenceFintechFinanceCommercial Company
AI Employees for your Business, Powered by OpenClaw
Cross Industry2San Francisco, CA, USA
B2BInfrastructureArtificial IntelligenceProductivityEnterprise Software
Run serverless GPUs on your own cloud
Software Development2
B2BEngineering, Product and DesignCommercial CompanyInferenceSoftware ApplicationsInference ServingSoftware Development
AI operating system for medspas
Beauty and Personal Care, Healthcare2New York City, NY, USA
B2BCommercial CompanyAgentsSoftware ApplicationsBeauty and Personal Care
Run AI pipelines 10x faster
Media, Software Development2Remote
B2BInfrastructureCommercial CompanyInferenceInference Serving
Training Data For Speech Models.
2San Francisco, CA, USA
B2BArtificial IntelligenceConversational AIMLCommercial Company
Subscription entertainment news
Media2Los Angeles, CA, USA; Remote
ConsumerContentEntertainmentCommercial CompanyContent Production
Monitor AI agents and understand user behavior
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignArtificial IntelligenceDeveloper ToolsAnalytics
The first AI founder: a virtual human who runs his own companies.
Cross Industry2San Francisco, CA, USA
B2BCommercial CompanyAgentsProfessional ServicesCross Industry
AI-optimized ticket resale
Media, Sports2
B2BCommercial CompanyApplicationsSoftware ApplicationsSportsMediaSmall Businesses
Does anything you can imagine with a text
Cross Industry2San Francisco, CA, USA
ConsumerProductivityMessagingAIAI Assistant
AI-first notebook for building operational data apps
Cross Industry2New York, NY, USA
B2BAnalyticsArtificial IntelligenceSaaSBig Data
AI Powered Affordable Housing Eligibility
Real Estate2New York, NY, USA
B2BLegalGovTechReal EstateHousing
AI portfolio tools for the next generation of finance
Financial Services2New York, NY, USA
FintechArtificial IntelligenceCrypto / Web3Commercial CompanyApplications
Payments & analytics for apps in the OpenAI GPT Store
Software Development2Sydney, NSW, Australia
FintechPaymentsGenerative AIAnalyticsAI
Physics-based foundation models for CAD optimization.
Manufacturing2
B2BEngineering, Product and DesignReinforcement LearningRoboticsDesign ToolsCommercial CompanyAI for science
Solving AI pricing
Software Development2San Francisco, CA, USA
B2BInfrastructureArtificial IntelligenceCommercial CompanyInference
AI agents for compliance at institutional trading firms
Financial Services2New York City, NY, USA
FintechBanking and ExchangeArtificial IntelligenceComplianceRegtech
M&A due diligence platform powered by AI
Financial Services, Legal Services, Real Estate2San Francisco, CA, USA
B2BLegalWorkflow AutomationLegalTechAI
AI-powered settlement for financial securities
Financial Services2New York, NY, USA
FintechFinOpsSaaSB2BAI