Y Combinator companies
The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,201 companies.
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Arroyo Cloud-native stream processing | AI infra and computeserverless stream processing platform | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| AtmetoAI We develop ML that optimizes how batteries in the grid store energy | Climate and energyBattery storage optimization for grids | Y CombinatorW23 | Active | checked 2026-08-23 |
| AutomatAI AI enabled RPA using ChatGPT and computer vision | Agent infrastructureRPA automation platform with LLM | Y CombinatorW23 | Active | checked 2026-08-23 |
| AvocaAI AI-powered Sales Agent for Service-Based Industries | Vertical AI agentsAI sales agent for service businesses | Y CombinatorW23 | Active | checked 2026-08-23 |
| BackdropAI AI coworkers for running projects and operations | Horizontal AI assistantsAI project and operations management | Y CombinatorW23 | Active | checked 2026-08-23 |
| BenchmarkAI Decision infrastructure for investment firms | FintechAI decision platform for investment firms | Y CombinatorW23 | Active | checked 2026-08-23 |
| BerryAI Scale customer success and onboarding with AI | Vertical AI agentsAI customer success for SaaS | Y CombinatorW23 | Active | checked 2026-08-23 |
| BluebirdsAI Automate outbound with signals | B2B SaaSAI-powered sales prospecting automation | Y CombinatorW23 | Acquired | checked 2026-08-17 |
| Bluedot Bluedot is a single payment platform for EV drivers and fleets. | FintechEV charging payments and fleet management | Y CombinatorW23 | Active | checked 2026-08-23 |
| Blyss End-to-end encrypted AI. | AI infra and computeEncrypted AI model serving | Y CombinatorW23 | Inactive | checked 2026-08-23 |
| Booth AIAI Generative AI Photographer for E-Commerce | Commerce and marketplacesAI-powered product photography for e-commerce | Y CombinatorW23 | Acquired | checked 2026-08-17 |
| BoundaryAI The programming language for AI | Developer toolsAI programming language for agents | Y CombinatorW23 | Active | checked 2026-08-23 |
| BrewitAI Conversational data analytics for every team | Vertical AI agentsBI agents for analytics teams | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| BuildJet High-performance computing cloud | Developer toolsCI/CD acceleration infrastructure | Y CombinatorW23 | Active | checked 2026-08-23 |
| Bujeti The Finance Control Centre for African Businesses | FintechSpend management and payroll for African SMBs | Y CombinatorW23 | Active | checked 2026-08-23 |
| Cakework API that adds cloud hosting to any developer platform | Agent infrastructureserverless code hosting API | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| CardinalAI Your AI product backlog | B2B SaaSAI-powered product backlog prioritization | Y CombinatorW23 | Acquired | checked 2026-08-17 |
| Chart Realtime Access to Verified Tax Records | FintechTax records API and verification | Y CombinatorW23 | Active | checked 2026-08-23 |
| ChimaAI Building infrastructure tools to help large companies customize their… | AI infra and computeModel customization and fine-tuning infrastructure | Y CombinatorW23 | Active | checked 2026-08-23 |
| Choppy! FAST FLAVORFUL PROTEIN | Consumerketo protein meal products | Y CombinatorW23 | Inactive | checked 2026-08-23 |
| Clad Project management software for building infrastructure. | B2B SaaSProject management for infrastructure contractors | Y CombinatorW23 | Active | checked 2026-08-23 |
| Clearspace Less screen time, more life. | Consumerfamily screen time management | Y CombinatorW23 | Active | checked 2026-08-23 |
| ClickPe Finance on a Click | FintechDaily payment lending for shop owners | Y CombinatorW23 | Active | checked 2026-08-23 |
| CloudchiprAI The #1 Actionable FinOps Platform | Vertical AI agentsAI-powered cloud cost optimization | Y CombinatorW23 | Active | checked 2026-08-23 |
| CluesoAI Create beautiful videos & docs for any product or process in minutes | B2B SaaSAI video and documentation generation | Y CombinatorW23 | Active | checked 2026-08-23 |
| co.devAI Turn your ideas into full-stack apps | Developer toolsAI full-stack app generation | Y CombinatorW23 | Active | checked 2026-08-23 |
| Cobblestone Delinquency reduction and automation software for institutional… | B2B SaaSLandlord delinquency and fraud reduction | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| CodeParrot AIAI Helps Developers build stunning UI Lightning Fast ⚡️ | Developer toolsAI design-to-code conversion | Y CombinatorW23 | Inactive | checked 2026-08-28 |
| coil inc.AI ai | ConsumerAI gaming and media | Y CombinatorW23 | Active | checked 2026-08-23 |
| Coldreach Find the best leads with custom intent signals | B2B SaaSAI-powered lead intelligence for sales | Y CombinatorW23 | Active | checked 2026-08-23 |
| CombineHealthAI Automating Healthcare Revenue Cycle Management with AI Workforce | Vertical AI agentsAI revenue cycle management for health systems | Y CombinatorW23 | Active | checked 2026-08-23 |
| Common Paper The SAFE for commercial contracts | B2B SaaSContract management and legal operations | Y CombinatorW23 | Active | checked 2026-08-23 |
| compliant-llm Detect every data leak into third-party GenAI tools | Security and complianceGenAI data leak detection | Y CombinatorW23 | Active | checked 2026-08-23 |
| ConcourseAI AI Agents for corporate finance teams | Vertical AI agentsAI agents for corporate finance operations | Y CombinatorW23 | Active, new domain | 2026-08-23 |
| Conduit The operating system for shipping and receiving. | B2B SaaSDock and yard logistics automation | Y CombinatorW23 | Active | checked 2026-08-23 |
| ConstantAI AI Analysts for the Buy-Side | Vertical AI agentsAI analysts for asset management | Y CombinatorW23 | Active | checked 2026-08-23 |
| Coperniq Workflow software for solar & energy contractors ☀️😎 | Climate and energyworkflow software for solar contractors | Y CombinatorW23 | Active | checked 2026-08-23 |
| Corgi LabsAI AI to increase payment acceptance and reduce fraud for businesses | FintechAI fraud detection for payments | Y CombinatorW23 | Active | checked 2026-08-23 |
| CosineAI Fully Agentic SWE | Developer toolsagentic software engineering | Y CombinatorW23 | Active | checked 2026-08-23 |
| CreatorMLAI Foundation Model for Human Attention | Data for AIvideo virality prediction analytics | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| Credal.aiAI The Control Plane for Enterprise Agents | Agent infrastructureEnterprise agent governance and deployment | Y CombinatorW23 | Active | checked 2026-08-23 |
| DAGWorks Inc.AI Open source tools & services for reliable AI Agents & AI Applications | Agent infrastructureAI agent orchestration and observability | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| Dashdive Break down AI and cloud costs by feature and customer | B2B SaaSAI and cloud cost attribution | Y CombinatorW23 | Acquired | 2026-08-23 |
| DatagladeAI The smart way to research stocks. | FintechAI-powered equity research | Y CombinatorW23 | Active | checked 2026-08-23 |
| DataSuiteAI Dataset Management for AI Trainers | Data for AIDataset management and collection for model training | Y CombinatorW23 | Site unreachable | checked 2026-08-17 |
| DecohereAI Real-time generative AI | AI infra and computeReal-time generative AI infrastructure | Y CombinatorW23 | Active, new domain | 2026-08-23 |
| Defer Zero infrastructure background processing platform. | Developer toolsbackground job processing platform | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| Demospace | - | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| Depot Build faster. Waste less time. | Developer toolsDocker build acceleration and CI/CD | Y CombinatorW23 | Active | checked 2026-08-23 |
| Designbase Design and build great interfaces | Developer toolsAI-powered interface design tool | Y CombinatorW23 | Active | checked 2026-08-23 |
| Diffuse BioAI Generative AI for protein design | Healthcare and bioAI protein design for drug discovery | Y CombinatorW23 | Active | checked 2026-08-23 |
| DillAI Dill helps construction suppliers automate accounts receivable,… | Vertical AI agentsConstruction supplier accounts receivable automation | Y CombinatorW23 | Active | checked 2026-08-23 |
| Double – Coding CopilotAI AI coding copilot engineered for performance | Developer toolsAI coding copilot for developers | Y CombinatorW23 | Active | checked 2026-08-23 |
| DrDroidAI Your best friend in production. | Vertical AI agentsAI agents for DevOps and on-call | Y CombinatorW23 | Active | checked 2026-08-23 |
| Dream3DAI We build tools to help humanity predict the future. | AI infra and compute3D generative models and simulation | Y CombinatorW23 | Active | checked 2026-08-23 |
| EchoAI Founder-led sales co-pilot for B2B startups. | Horizontal AI assistantsAI sales copilot for founders | Y CombinatorW23 | Inactive | checked 2026-08-28 |
| EdgeAI The ultimate IP assistant. | Vertical AI agentsAI assistant for IP attorneys | Y CombinatorW23 | Active | checked 2026-08-23 |
| EdgeBit Autofix your software dependencies | Security and complianceAutomated dependency vulnerability patching | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| EpsilonAI AI Search Engine for Academic Research | Horizontal AI assistantsAI search for academic research | Y CombinatorW23 | Active | checked 2026-08-23 |
| EscapeAI Offensive security for the teams that are 100x outnumbered | Security and complianceAI-powered offensive security automation | Y CombinatorW23 | Active | checked 2026-08-23 |
| ExtendAI Production-ready document processing | Developer toolsAI document processing infrastructure | Y CombinatorW23 | Active | checked 2026-08-23 |
| EzDubsAI Real-time speech translation | Consumerreal-time speech translation app | Y CombinatorW23 | Acquired | checked 2026-08-17 |
| FabiusAI AI to improve Sales Calls | B2B SaaSAI call analysis for sales teams | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| FactIQAI Investment research data for AI agents | Data for AIinvestment research data for AI | Y CombinatorW23 | Active | checked 2026-08-23 |
| Fairway HealthAI AI Co-Pilot for Health Insurers to Authorize Treatment Faster | Vertical AI agentsAI prior authorization assistant for insurers | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| Fastgen Webflow for the Backend | Developer toolsLow-code API and workflow builder | Y CombinatorW23 | Site unreachable | checked 2026-08-17 |
| Fern Instantly offer SDKs and API Docs | Developer toolsSDK and API documentation generation | Y CombinatorW23 | Acquired114 open roles | checked 2026-08-28 |
| FetchrAI The Personal Shopper in Your Pocket | ConsumerAI-powered personal shopping app | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| FinicAI The AI fraud hunter | Security and complianceAI fraud detection and prevention | Y CombinatorW23 | Active | checked 2026-08-23 |
| Finni Health Empowering Autism Care Providers to Go Independent | Healthcare and bioAutism care provider practice management | Y CombinatorW23 | Active | checked 2026-08-23 |
| FintaAI Magically simplify accounting and taxes | Vertical AI agentsAI bookkeeping and tax automation | Y CombinatorW23 | Active | checked 2026-08-23 |
| FintoolAI Financial copilot for institutional investors | Horizontal AI assistantsFinancial analysis copilot for investors | Y CombinatorW23 | Acquired | 2026-08-23 |
| FinvestAI AI Wealth Manager | FintechAI wealth manager for affluent consumers | Y CombinatorW23 | Active | 2026-08-23 |
| FlexDeskAI AI Agents for corporate real estate teams | Vertical AI agentsAI agents for corporate real estate management | Y CombinatorW23 | Active | checked 2026-08-23 |
| FlexWash The operating system for the car wash industry. | B2B SaaScar wash management software | Y CombinatorW23 | Active, new domain | 2026-08-23 |
| FlowerAI Train AI on distributed data | AI infra and computeFederated learning infrastructure | Y CombinatorW23 | Active | checked 2026-08-23 |
| FloworksAI Hire the best AI Sales employees | AI SDR | AI RevOps | AI EA | Vertical AI agentsAI sales development representatives | Y CombinatorW23 | Active | checked 2026-08-23 |
| Fluid Markets Invest in public companies KPIs | Fintechprediction markets for public company KPIs | Y CombinatorW23 | Active | checked 2026-08-23 |
| FrigadeAI AI-powered product assistance for modern software teams | Horizontal AI assistantsAI-powered in-app product assistant | Y CombinatorW23 | Active | checked 2026-08-23 |
| Glass HealthAI AI-Powered Clinical Decision Support & Ambient Scribing | Healthcare and bioAI clinical decision support | Y CombinatorW23 | Active | checked 2026-08-23 |
| GluetrailAI Create step by step articles with screenshots and videos 10x faster | Developer toolsAI content generation for documentation | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| GoodCourse The TikTok style corporate training platform | B2B SaaSTikTok-style corporate learning platform | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| GooseworksAI Self-Improving Ad Creative Engines | Vertical AI agentsAI ad creative generation for performance marketing | Y CombinatorW23 | Active | checked 2026-08-23 |
| GovEagleAI AI for Government Contractors | Vertical AI agentsAI for government contracting | Y CombinatorW23 | Active | checked 2026-08-23 |
| HadriusAI Automating Securities Compliance | Security and complianceAI-powered securities compliance automation | Y CombinatorW23 | Active | checked 2026-08-23 |
| Hammr Rippling for the Construction Industry | B2B SaaSConstruction payroll and HR | Y CombinatorW23 | Active | checked 2026-08-23 |
| HavenAI AI workforce for property management | Vertical AI agentsAI agents for property management | Y CombinatorW23 | Active | checked 2026-08-23 |
| Helicone LLM Observability for Developers | Developer toolsLLM observability and monitoring | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| HeliosAI Create your AI workforce | Vertical AI agentsAI workforce automation for B2B operations | Y CombinatorW23 | Active | checked 2026-08-23 |
| highlight.io The open source, fullstack monitoring platform: stop guessing why… | Developer toolsFull-stack monitoring and observability | Y CombinatorW23 | Acquired | 2026-08-23 |
| HindsightAI Deal Intelligence and Sales Coaching Platform | B2B SaaSAI-powered sales intelligence and coaching | Y CombinatorW23 | Active | checked 2026-08-23 |
| Hippo ScribeAI AI assisted documentation for PT/OT/SLP | Vertical AI agentsAI scribe for PT/OT/SLP documentation | Y CombinatorW23 | Active | checked 2026-08-23 |
| Homeflow Simplifying insurance for large real estate investors | B2B SaaSInsurance management for real estate investors | Y CombinatorW23 | Inactive | checked 2026-08-17 |
| HonaAI Personal Injury Legal Work - Automated | Vertical AI agentsAI legal case management for personal injury | Y CombinatorW23 | Active | checked 2026-08-23 |
| Honeydew The home for shared data logic | Data for AIsemantic layer for data validation | Y CombinatorW23 | Active | checked 2026-08-23 |
| IcePanel Design and explain complex software architecture. | Developer toolsArchitecture diagramming and collaboration | Y CombinatorW23 | Active | checked 2026-08-23 |
| IliadAI Create adjustable procedural materials with agents. | Developer toolsAI-powered procedural material creation for artists | Y CombinatorW23 | Active | checked 2026-08-23 |
| inBuildAI Workflow Automation for Construction Finance | Vertical AI agentsAI invoice automation for construction finance | Y CombinatorW23 | Active | checked 2026-08-23 |
| IndexicalAI AI-powered data extraction engine | Developer toolsAI-powered data extraction for developers | Y CombinatorW23 | Inactive | checked 2026-08-23 |
| Infinia Move money programmatically | Fintechstablecoin to local payment rails | Y CombinatorW23 | Active, new domain | 2026-08-23 |