# Top 50 AI Startups in the United States by Funding (2026) > The 50 best-funded AI startups in the United States, ranked by total funding raised: $718B combined. With founding year, headquarters and each company's rounds. Source: https://millionrounds.com/top-lists/ai-startups-united-states (Millionrounds; every figure on the page links to its filing or article) - 1 [**OpenAI** OpenAI is an artificial intelligence research and deployment company based in San Francisco.](https://millionrounds.com/company/openai) OpenAI is an artificial intelligence research and deployment company based in San Francisco. *Founded* 2011 San Francisco, United States **$230B** last round Oct 2026 - 2 [**Anthropic**](https://millionrounds.com/company/anthropic) *Founded* - United States **$134B** last round May 2026 - 3 [**xAI**](https://millionrounds.com/company/xai) *Founded* - United States **$81B** last round Feb 2026 - 4 [**Databricks** Databricks is a data and AI company that provides a unified, cloud-based platform designed for data analytics, artificial intelligence, and machine learning.](https://millionrounds.com/company/databricks) Databricks is a data and AI company that provides a unified, cloud-based platform designed for data analytics, artificial intelligence, and machine learning. *Founded* 2013 San Francisco, United States **$34B** last round Feb 2026 - 5 [**Waymo** Waymo is an American autonomous driving technology company based in Mountain View, California, and a subsidiary of Alphabet Inc.](https://millionrounds.com/company/waymo) Waymo is an American autonomous driving technology company based in Mountain View, California, and a subsidiary of Alphabet Inc. *Founded* 2009 Mountain View, United States **$27B** last round Oct 2026 - 6 [**Scale AI** Scale delivers proven data, evaluations, and outcomes to AI labs, governments, and the Fortune 500.](https://millionrounds.com/company/scale-ai) Scale delivers proven data, evaluations, and outcomes to AI labs, governments, and the Fortune 500. *Founded* - United States **$15B** last round Jun 2025 - 7 [**CoreWeave**](https://millionrounds.com/company/coreweave) *Founded* 2018 United States **$15B** last round Sept 2026 - 8 [**Crusoe Energy Systems** Crusoe Energy Systems provides solutions for the energy industry helping them to reduce routine flaring of natural gas.](https://millionrounds.com/company/crusoe-energy-systems) Crusoe Energy Systems provides solutions for the energy industry helping them to reduce routine flaring of natural gas. *Founded* 2018 Arvada, United States **$12B** last round May 2025 - 9 [**Aligned Data Centers** Aligned Data Centers is a prominent private hyperscale data center infrastructure provider, established in 2013 and headquartered in Plano, Texas.](https://millionrounds.com/company/aligned-data-centers) Aligned Data Centers is a prominent private hyperscale data center infrastructure provider, established in 2013 and headquartered in Plano, Texas. *Founded* 2013 Plano, United States **$12B** last round Jan 2025 - 10 [**Prometheus** Prometheus is a clean-energy company based in Santa Cruz, California, founded in 2019.](https://millionrounds.com/company/prometheus) Prometheus is a clean-energy company based in Santa Cruz, California, founded in 2019. *Founded* 2019 Santa Cruz, United States **$12B** last round Jun 2026 - 11 [**Crusoe** Crusoe is an energy-first AI infrastructure company that develops and operates large-scale, AI-optimized data centers powered by clean energy sources.](https://millionrounds.com/company/crusoe) Crusoe is an energy-first AI infrastructure company that develops and operates large-scale, AI-optimized data centers powered by clean energy sources. *Founded* 2018 Denver, United States **$9.9B** last round Sept 2026 - 12 [**Thinking Machines Lab** Thinking Machines Lab is an American artificial intelligence research and product company based in San Francisco, California.](https://millionrounds.com/company/thinking-machines-lab) Thinking Machines Lab is an American artificial intelligence research and product company based in San Francisco, California. *Founded* - San Francisco, United States **$9.0B** last round Nov 2026 - 13 [**Vantage Data Centers** Vantage Data Centers designs and develops data center campuses to large cloud providers, AI enterprises, and other tech-driven businesses.](https://millionrounds.com/company/vantage-data-centers) Vantage Data Centers designs and develops data center campuses to large cloud providers, AI enterprises, and other tech-driven businesses. *Founded* 2010 Denver, United States **$8.6B** last round Jan 2026 - 14 [**Safe Superintelligence**](https://millionrounds.com/company/safe-superintelligence) *Founded* - United States **$8.0B** last round Jul 2026 - 15 [**Shield AI** Shield AI is an artificial intelligence company that aims to protect service members and civilians with intelligent systems.](https://millionrounds.com/company/shield-ai) Shield AI is an artificial intelligence company that aims to protect service members and civilians with intelligent systems. *Founded* 2015 San Diego, United States **$7.0B** last round Nov 2026 - 16 [**Lambda** Train and scale AI on NVIDIA VR200 NVL 72, GB300 NVL 72, B300, B200, H200, H100, and more GPUs.](https://millionrounds.com/company/lambda) Train and scale AI on NVIDIA VR200 NVL 72, GB300 NVL 72, B300, B200, H200, H100, and more GPUs. *Founded* 2012 United States **$6.8B** last round Oct 2026 - 17 [**Project Prometheus**](https://millionrounds.com/company/project-prometheus) *Founded* - United States **$6.2B** last round Nov 2025 - 18 [**Core Scientific** Core Scientific operates blockchain data centers and manufactures digital currency mining servers.](https://millionrounds.com/company/core-scientific) Core Scientific operates blockchain data centers and manufactures digital currency mining servers. *Founded* 2017 Dover, United States **$5.4B** last round Aug 2026 - 19 [**Snowflake** Snowflake is a cloud data platform that provides a data warehouse as a service designed for the cloud.](https://millionrounds.com/company/snowflake) Snowflake is a cloud data platform that provides a data warehouse as a service designed for the cloud. *Founded* 2012 San Mateo, United States **$4.6B** last round Sept 2026 - 20 [**Ramp** Ramp is a financial operations and spend management platform based in New York City, founded in 2019.](https://millionrounds.com/company/ramp) Ramp is a financial operations and spend management platform based in New York City, founded in 2019. *Founded* 2006 Boston, United States **$4.5B** last round Oct 2026 - 21 [**Cursor** Cursor is an American software company based in San Francisco, California, founded in 2022 by four MIT graduates.](https://millionrounds.com/company/cursor) Cursor is an American software company based in San Francisco, California, founded in 2022 by four MIT graduates. *Founded* 2017 San Francisco, United States **$4.3B** last round Apr 2026 - 22 [**Radiology Partners** Radiology services provided to Southeastern Regional Medical Center](https://millionrounds.com/company/radiology-partners) Radiology services provided to Southeastern Regional Medical Center *Founded* 2007 Lumberton, United States **$4.2B** last round Jul 2025 - 23 [**Meta**](https://millionrounds.com/company/meta) *Founded* - United States **$4.1B** last round Oct 2026 - 24 [**Baseten** Baseten is a San Francisco-based company founded in 2019 that specializes in AI inference infrastructure.](https://millionrounds.com/company/baseten) Baseten is a San Francisco-based company founded in 2019 that specializes in AI inference infrastructure. *Founded* 2019 San Francisco, United States **$4.0B** last round Oct 2026 - 25 [**OpenAI Deployment Company** OpenAI Deployment Company provides artificial intelligence software services.](https://millionrounds.com/company/openai-deployment-company) OpenAI Deployment Company provides artificial intelligence software services. *Founded* - San Francisco, United States **$4.0B** last round May 2026 - 26 [**Anysphere** Anysphere is a company that builds Artificial Intelligence tools and assistants to help humans.](https://millionrounds.com/company/anysphere) Anysphere is a company that builds Artificial Intelligence tools and assistants to help humans. *Founded* 2022 San Francisco, United States **$3.3B** last round Nov 2025 - 27 [**Groq** Groq, Inc.](https://millionrounds.com/company/groq) Groq, Inc. *Founded* 2016 Palo Alto, United States **$3.2B** last round Sept 2026 - 28 [**Reflection AI**](https://millionrounds.com/company/reflection-ai) *Founded* - United States **$3.0B** last round Oct 2025 - 29 [**Cognition** Cognition, based in San Francisco, is an artificial intelligence company focused on enhancing software development.](https://millionrounds.com/company/cognition) Cognition, based in San Francisco, is an artificial intelligence company focused on enhancing software development. *Founded* - San Francisco, United States **$3.0B** last round Sept 2026 - 30 [**Tenstorrent** Tenstorrent is a computing company that develops processors designed to help in faster training and adaptability to future algorithms.](https://millionrounds.com/company/tenstorrent) Tenstorrent is a computing company that develops processors designed to help in faster training and adaptability to future algorithms. *Founded* 2016 North York, United States **$3.0B** last round Oct 2026 - 31 [**Cerebras Systems** Cerebras Systems develops computing chips with the sole purpose of accelerating AI.](https://millionrounds.com/company/cerebras-systems) Cerebras Systems develops computing chips with the sole purpose of accelerating AI. *Founded* 2016 Sunnyvale, United States **$3.0B** last round Apr 2026 - 32 [**Fluidstack** FluidStack is a GPU cloud for AI, ML and LLM companies.](https://millionrounds.com/company/fluidstack) FluidStack is a GPU cloud for AI, ML and LLM companies. *Founded* 2017 New York, United States **$3.0B** last round Sept 2026 - 33 [**Pinterest** Eco-friendly handmade goods for the home and family by Melanie Maralit.](https://millionrounds.com/company/pinterest) Eco-friendly handmade goods for the home and family by Melanie Maralit. *Founded* 2010 Alexandria, United States **$2.3B** last round Mar 2026 - 34 [**Harvey** Harvey is a domain-specific artificial intelligence company based in San Francisco, California, founded in 2022.](https://millionrounds.com/company/harvey) Harvey is a domain-specific artificial intelligence company based in San Francisco, California, founded in 2022. *Founded* 2022 San Francisco, United States **$2.3B** last round Sept 2026 - 35 [**Figure AI**](https://millionrounds.com/company/figure-ai) *Founded* 2023 United States **$2.2B** last round Feb 2025 - 36 [**Hadrian** Hadrian is a machine parts startup that manufactures precision components for technology companies.](https://millionrounds.com/company/hadrian) Hadrian is a machine parts startup that manufactures precision components for technology companies. *Founded* 2020 United States **$2.2B** last round Oct 2026 - 37 [**VAST Data** VAST Data offers a unified data platform that integrates storage, database, and compute capabilities into a single software platform.](https://millionrounds.com/company/vast-data) VAST Data offers a unified data platform that integrates storage, database, and compute capabilities into a single software platform. *Founded* 2016 New York, United States **$2.0B** last round Apr 2026 - 38 [**Cruise**](https://millionrounds.com/company/cruise) *Founded* 2013 San Francisco, United States **$2.0B** last round Jun 2024 - 39 [**Edged US**](https://millionrounds.com/company/edged-us) *Founded* - United States **$2.0B** last round May 2026 - 40 [**Physical Intelligence**](https://millionrounds.com/company/physical-intelligence) *Founded* - United States **$2.0B** last round Mar 2026 - 41 [**Thrive Holdings** Holdings owns and operates businesses in critical industries where we believe technology can deliver strategic value to employees and customers.](https://millionrounds.com/company/thrive-holdings) Holdings owns and operates businesses in critical industries where we believe technology can deliver strategic value to employees and customers. *Founded* - United States **$2.0B** last round Aug 2026 - 42 [**Apptronik** Apptronik is a human-centered robotics company based in Austin, Texas, founded in 2016 as a spinout from the Human Centered Robotics Lab at the University of Te](https://millionrounds.com/company/apptronik) Apptronik is a human-centered robotics company based in Austin, Texas, founded in 2016 as a spinout from the Human Centered Robotics Lab at the University of Te *Founded* 2015 Austin, United States **$1.8B** last round Feb 2026 - 43 [**Joulent**](https://millionrounds.com/company/joulent) *Founded* - United States **$1.8B** last round Jul 2026 - 44 [**Fireworks AI** Fireworks AI is a generative AI infrastructure platform that specializes in delivering fast inference and full-parameter training for open-source AI models.](https://millionrounds.com/company/fireworks-ai) Fireworks AI is a generative AI infrastructure platform that specializes in delivering fast inference and full-parameter training for open-source AI models. *Founded* 2022 San Mateo, United States **$1.7B** last round Oct 2026 - 45 [**Atoms**](https://millionrounds.com/company/atoms) *Founded* - United States **$1.7B** last round Jul 2026 - 46 [**Upstart** Upstart connects millions of consumers to 100+ banks and credit unions who leverage Upstart's artificial intelligence models and cloud applications to deliver s](https://millionrounds.com/company/upstart) Upstart connects millions of consumers to 100+ banks and credit unions who leverage Upstart's artificial intelligence models and cloud applications to deliver s *Founded* - San Mateo, United States **$1.6B** last round Apr 2026 - 47 [**Valar Atomics** Valar Atomics is a U.S.-based advanced nuclear energy startup founded in 2023 and headquartered in El Segundo, California.](https://millionrounds.com/company/valar-atomics) Valar Atomics is a U.S.-based advanced nuclear energy startup founded in 2023 and headquartered in El Segundo, California. *Founded* 2023 El Segundo, United States **$1.6B** last round Aug 2026 - 48 [**Verkada** Verkada Inc.](https://millionrounds.com/company/verkada) Verkada Inc. *Founded* 2016 San Mateo, United States **$1.6B** last round Jul 2026 - 49 [**Anduril**](https://millionrounds.com/company/anduril) *Founded* - United States **$1.5B** last round Jul 2026 - 50 [**Poolside** Poolside is an AI startup founded in 2023 by Jason Warner and Eiso Kant.](https://millionrounds.com/company/poolside) Poolside is an AI startup founded in 2023 by Jason Warner and Eiso Kant. *Founded* 2023 San Francisco, United States **$1.5B** last round Oct 2024 **Total funding** how the list is ranked **15 November 2026** updated nightly **Rounds we track** source: Millionrounds Companies whose funding rounds we classed as any of these sectors, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list. ## Who backed them? Open any company for its rounds and investors, or search the investors who back AI startups in the United States in the app, with filters, lists and exports. [Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists) ## More ai lists [See all](https://millionrounds.com/top-lists?t=AI) [*O* *A* *B* **AI startups that raised in 2026** 2,922 companies · $540B in 2026](https://millionrounds.com/top-lists/ai-startups-raised-2026)[*MA* *N* *NG* **AI startups in Europe** 2,502 companies · $66B](https://millionrounds.com/top-lists/ai-startups-europe)[*O* *A* *W* **AI startups in the United States that raised in 2026** 1,648 companies · $431B in 2026](https://millionrounds.com/top-lists/ai-startups-united-states-raised-2026)[*O* *D* *TM* **AI startups in San Francisco** 1,276 companies · $321B](https://millionrounds.com/top-lists/ai-startups-san-francisco)[*MA* *MA* *M* **AI startups founded in 2023** 956 companies · $47B](https://millionrounds.com/top-lists/ai-startups-founded-2023)[*H* *IL* *SB* **AI startups founded in 2021** 757 companies · $23B](https://millionrounds.com/top-lists/ai-startups-founded-2021)[*H* *F* *S* **AI startups founded in 2020** 656 companies · $14B](https://millionrounds.com/top-lists/ai-startups-founded-2020)[*FT* *P* *C* **AI startups founded in 2019** 652 companies · $51B](https://millionrounds.com/top-lists/ai-startups-founded-2019) ## More lists for United States [See all](https://millionrounds.com/top-lists?r=United%20States) [*O* *A* *X* **Startups in the United States** 42,176 companies · $870B](https://millionrounds.com/top-lists/startups-united-states)[*GV* *V* *RP* **Health startups in the United States** 7,411 companies · $71B](https://millionrounds.com/top-lists/health-startups-united-states)[*V* *RP* *DH* **Healthcare startups in the United States** 4,148 companies · $51B](https://millionrounds.com/top-lists/healthcare-startups-united-states)[*S* *P* *I* **IT Services startups in the United States** 3,482 companies · $27B](https://millionrounds.com/top-lists/it-services-startups-united-states)[*D* *CE* *AD* **Big Data & Analytics startups in the United States** 2,107 companies · $132B](https://millionrounds.com/top-lists/big-data-startups-united-states)[*D* *P* *A* **Software startups in the United States** 1,638 companies · $77B](https://millionrounds.com/top-lists/software-startups-united-states)[*U* *C* *D* **Internet startups in the United States** 1,524 companies · $64B](https://millionrounds.com/top-lists/internet-startups-united-states)[*A* *P* *O* **Marketing tech startups in the United States** 1,412 companies · $24B](https://millionrounds.com/top-lists/marketing-tech-startups-united-states)