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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Your first security hire
Cross Industry2New York, NY, USA
B2BSecurityDeveloper ToolsInfrastructureCommercial CompanyAgentsProfessional ServicesSecurityCross IndustrySmall BusinessesEnterprisesProfessional ServicesSubscription
Effortlessly deploy cloud software factories.
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignDeveloper ToolsCloud ComputingAI
Fast inference for voice
2San Francisco, CA, USA
B2BInfrastructureAICommercial CompanyInferenceInference Serving
Company brain that powers your AI employees
Cross Industry2San Francisco, CA, USA
B2BProductivityCommercial CompanyAgentsAgent Tooling
Air Defense as a Service for Civilian Infrastructure.
Defense, Energy, Transportation2San Francisco, CA, USA
IndustrialsDefenseArtificial IntelligenceHardwareDrones
AI Diagnosis of Heart Disease
Healthcare2
HealthcareArtificial IntelligenceHealth TechDiagnosticsCommercial CompanyApplicationsSoftware Applications
AI SRE agent that triages, coordinates, and fixes production incidents
Software Development2San Francisco, CA, USA
B2BInfrastructureAIOpsArtificial IntelligenceDeveloper Tools
Building intellectually curious AI
Cross Industry, Software Development2San Francisco, CA, USA
B2BInfrastructureDeep LearningHard TechAI
Control lab instruments with natural language.
Life Sciences, Scientific Research2San Francisco, CA, USA
HealthcareIndustrial BioSaaSB2BBiotech
AI IDE for front-end development
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignDeveloper ToolsDesignDesign Tools
The AI-Native Decision Infrastructure for Health Insurance
Healthcare2San Francisco, CA, USA
HealthcareHealth TechInsuranceAutomationAI
Real-time Building Simulations to Optimize Energy and Operational…
Energy, Real Estate2San Francisco, CA, USA; Remote
IndustrialsEnergyCommercial CompanyApplicationsSoftware Applications
AI-Powered Collections Platform for Food Distributors
Hospitality, Retail2
FintechCredit and LendingCommercial CompanyApplicationsSoftware ApplicationsRetailHospitality
The Digital Extension of Yourself
Cross Industry2San Francisco, CA, USA
ConsumerProductivityCalendarEmailAI Assistant
AI Insurance for hardware.
Energy, Manufacturing2
FintechInsuranceCommercial CompanyFinancial ServicesEnergyManufacturingEnterprises
AI-First In-Browser IDE for React Development
Software Development2
B2BEngineering, Product and DesignDeveloper ToolsProductivityDesignCommercial CompanyApplications
Evaluate AI Agents with Simulation Environments
2San Francisco, CA, USA
B2BInfrastructureAIOpsDeveloper ToolsReinforcement LearningAgents
Open-source API & UI test automation
Software Development2Wilmington, DE, USA; Remote
B2BEngineering, Product and DesignDeveloper ToolsSaaSAPI
Your AI scheduling assistant for construction
Construction2San Francisco, CA, USA
Real Estate and ConstructionConstructionMachine LearningAI AssistantCommercial Company
Simulation Engine for Benchmarking AI Products
Software Development2San Francisco, CA, USA
B2BArtificial IntelligenceDeveloper ToolsGenerative AIMachine Learning
Make your field service company AI-native
Home Services2San Francisco, CA, USA
B2BOperationsHome ServicesAICommercial Company
Authentication for AI Agents
Education2
B2BArtificial IntelligenceDeveloper ToolsCommercial CompanyEducationSoftware ApplicationsEducation
KemNet supplies reformulated drugs for specific groups of patients.
Healthcare2Edmonton, AB, Canada; Remote
HealthcareHealthcare ITMarketplaceB2BDigital Health
AI-Native Cloud Incident Response Platform
Software Development2San Francisco, CA, USA
B2BSecurityAIOpsKubernetesCloud Computing
Turn agents into lifelike video calls with the word's best AI avatars
Media, Software Development2San Francisco, CA, USA
B2BCommercial CompanyApplicationsModel Development
AI for humans
Cross Industry2San Francisco, CA, USA; Remote
ConsumerGenerative AIProductivityOpen SourceAI Assistant
Turn documents into signals for lenders
Financial Services2San Francisco, CA, USA
FintechSaaSEmerging MarketsCommercial CompanyApplications
Screen recorder for stunning product demo videos
Media2San Francisco, CA, USA
B2BMarketingVideoMediaAdvertising
Genetically engineered viruses that teach your immune system to kill…
Life Sciences2San Francisco, CA, USA
HealthcareTherapeuticsGene TherapySynthetic BiologyBiotech
New State of the Art for Browser Agents
Cross Industry2
B2BArtificial IntelligenceGenerative AIAICommercial CompanyAgentsSoftware Applications
Agent-native research and simulation platform for investors
Financial Services2San Francisco, CA, USA
B2BInvestingMarket ResearchAICommercial Company
Delivering AI-powered situational awareness in tactical environments.
Defense, Government2San Francisco, CA, USA
GovernmentGovTechNLPCommercial CompanyApplications
Near-real-time video infrastructure for LLMs
Education, Media2San Francisco, CA, USA
B2BEngineering, Product and DesignCommercial CompanyApplicationsSoftware Applications
The E2E testing layer for AI-driven development
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignDeveloper ToolsDevOpsAutomation
Automate bug resolution
Software Development2San Francisco, CA, USA
B2BEngineering, Product and DesignDeveloper ToolsAI AssistantCommercial Company
AI for every workflow inside a credit team
Financial Services2San Francisco, CA, USA
FintechFinanceB2BEnterprise SoftwareCommercial Company
Autonomous robots for solar farm construction
Construction, Energy, Manufacturing2San Francisco, CA, USA
IndustrialsManufacturing and RoboticsHard TechRoboticsConstruction
AI-run consumer brands
Retail2San Francisco, CA, USA
ConsumerArtificial IntelligenceE-commerceCommercial CompanyAgents
AI that works for in-house legal teams
Legal Services2San Francisco, CA, USA
B2BLegalSaaSCommercial CompanyApplications
Voice + video AI interviewer
Cross Industry2
B2BRecruiting and TalentCommercial CompanyApplicationsSoftware ApplicationsComputer VisionSpeech
Spot GPUs that use idle GPUs from enterprises
Mining2San Francisco, CA, USA; Remote
B2BArtificial IntelligenceMachine LearningCloud ComputingInfrastructure
AI browser copilot for teams
Cross Industry2San Francisco, CA, USA; New York, NY, USA; Jacksonville, FL, USA; Remote
B2BProductivityCollaborationRemote WorkAI Assistant
type text, dream video
Media, Software Development2San Francisco, CA, USA
ConsumerArtificial IntelligenceVideoCommercial CompanyModel Development
Payment infrastructure for AI agents
Software Development2
B2BEngineering, Product and DesignFinanceAICommercial CompanyAgentsFinancial Services
A proactive desktop copilot. Clippy, but actually good.
Cross Industry2San Francisco, CA, USA
B2BProductivityArtificial IntelligenceConsumerAI Assistant
Compare models and ouputs without random noise skewing your results.
2Sunnyvale, CA, USA
B2BArtificial IntelligenceDeveloper ToolsProductivityCompliance
The risk management software for enterprises adopting AI
Cross Industry2San Francisco, CA, USA
B2BComplianceSecurityCybersecurityAI