Sector portfolio · Accelerator · United States

Y Combinator's AI portfolio

Y Combinator has backed 1,143 AI startups in rounds we track, $44B between them, shown by the stage each has reached. The best-funded is Cohere.

1,143startups backed
6stages
$44Braised between them
Pre-seed and seedbiggest stage

Y Combinator's whole portfolioY Combinator's profile

Segment by segment

Pre-seed and seed

737 startups · $4.3B raised

  1. OliveOlive is a developer of an artificial intelligence workforce, automated revenue cycle and claims management for the healthcare industry.United States$438M
  2. MosaicAI Workforce Management SoftwareUnited States$341M
  3. CeraCera is Europe's largest digital-first home healthcare company, providing technology-enabled care, nursing, telehealth, and repeatUnited Kingdom$168M
  4. PodiumPodium is a cloud-based technology company based in Lehi, Utah, founded in 2014 by Eric Rea and Dennis Steele.United States$108M
  5. larkLark is a producer and retailer of CBD, CBG, and CBC sparkling water.United States$105M
  6. EEdenUnited States$104M
  7. DodoThe Same Day delivery marketplace.United States$64M
  8. NodeNode offers cloud services, computer management, systems project and a range of computer and technology services to its customers.United States$59M

Series A

164 startups · $6.6B raised

  1. River AIRiver AI is a personalized AI startup focused on creating AI systems that users can own and shape.United States$1.1B
  2. RecursiveRecursive self-improving superintelligence to automate knowledge discovery.United Kingdom$650M
  3. AxiomDeploy zero-knowledge apps fast with OpenVM and the Axiom Proving API.United States$314M
  4. GGlowUnited States$306M
  5. KiteKite augments coding environment with the use of internet’s programming knowledge and machine learning.United States$236M
  6. MMoonvalleyUnited States$127M
  7. SubstrateSubstrate is a semiconductor equipment manufacturer and foundry developer based in San Francisco, California.United States$109M
  8. CCollateUnited States$105M

Stage not reported

108 startups · $8.5B raised

  1. CruiseUnited States$2.0B
  2. OkloAbout Oklo Inc.: Oklo Inc.United States$1.4B
  3. ReplitReplit provides a cloud-based development platform that enables users to write, run, and deploy applications in browsers.United States$905M
  4. BBird.comNetherlands$450M
  5. CheckrThe AI-powered verification platform for high-stakes decisions.United States$360M
  6. AbridgeAbridge is a medical conversation AI startup that structures and summarizes medical conversations for doctors and patients.United States$313M
  7. AsimovAsimov is a biotechnology and synthetic biology company based in Boston, Massachusetts, founded in 2017.United States$180M
  8. Gecko RoboticsGecko Robotics is an innovative AI and robotics company based in Pittsburgh, Pennsylvania.United States$174M

Series B

79 startups · $11B raised

  1. MMetaUnited States$4.1B
  2. Valar AtomicsValar Atomics is a U.S.-based advanced nuclear energy startup founded in 2023 and headquartered in El Segundo, California.United States$1.6B
  3. Mariana MineralsMariana Minerals is a software-first, vertically integrated minerals company founded in 2023-2024, with headquarters in San FranciUnited States$384M
  4. RRADARUnited States$269M
  5. PikaPika is a machine that cleans reusable diapers in one step.United States$216M
  6. Nous ResearchNous Research is an American open-source AI research lab founded in 2023.United States$215M
  7. CorgiCorgi is an AI-native, full-stack insurance carrier based in San Francisco, specializing in customized commercial insurance producUnited States$170M
  8. 6sense6sense arms revenue team with the data and visibility that needs to create and convert pipeline into revenue.United States$159M

Series C and later

49 startups · $14B raised

  1. CohereCohere is a Canadian multinational artificial intelligence company founded in 2019, specializing in foundational large language moCanada$5.6B
  2. LegoraLegora is a legal technology company based in Stockholm, founded in 2023.Sweden$1.3B
  3. Angle HealthAngle Health is a modern health insurance platform founded in 2019 and based in San Francisco, CA.United States$1.2B
  4. OwnerOWNER is a Dutch software company based in Emmen, specializing in business relationship management.United States$360M
  5. Blue JBlue J is a Toronto-based enterprise software company founded in 2015, specializing in generative AI-powered tax research.Canada$298M
  6. AlgoliaAlgolia is the Search-as-a-Service platform that enables companies to deliver fast and relevant digital experiences that drive real results.United States$282M
  7. DeepgramDeepgram is a foundational AI company based in San Francisco, California, specializing in real-time voice AI technology.United States$275M
  8. Hippocratic AIHippocratic AI is a technology company based in Palo Alto, California, founded in 2023.United States$267M

Growth

6 startups · $631M raised

  1. HightouchHightouch is a San Francisco-based company that specializes in an Agentic Marketing Platform and is recognized as a leading ComposUnited States$250M
  2. CreatioCreatio offers a no-code platform that automates CRM and enterprise workflows.United States$210M
  3. InstrumentlInstrumentl is a SaaS platform that automates grant discovery, research, and management for nonprofits, grant consultants, and universities.United States$55M
  4. TeleportTeleport builds software to move individuals to the best place to live and work.United States$53M
  5. BouncerBouncer is an email verification SaaS founded in 2017, based in Wrocław, Poland.Poland$35M
  6. FAF2 AIUnited States$29M

How this map is made. Every startup here works in AI and has raised money in a round we track that names Y Combinator as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.

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