# Top 50 AI Startups in San Francisco by Funding (2026)

> The 50 best-funded AI startups in San Francisco, ranked by total funding raised: $321B combined. With founding year, headquarters and each company's rounds.

Source: https://millionrounds.com/top-lists/ai-startups-san-francisco (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 [**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
- 3 [**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
- 4 [**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
- 5 [**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
- 6 [**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
- 7 [**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
- 8 [**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
- 9 [**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
- 10 [**Cruise**](https://millionrounds.com/company/cruise) *Founded* 2013 San Francisco, United States **$2.0B** last round Jun 2024
- 11 [**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
- 12 [**Sierra** Sierra is an American enterprise artificial intelligence company based in San Francisco, California, founded in 2023.](https://millionrounds.com/company/sierra) Sierra is an American enterprise artificial intelligence company based in San Francisco, California, founded in 2023. *Founded* 2023 San Francisco, United States **$1.5B** last round May 2026
- 13 [**Motive** Motive builds technology to improve the safety, productivity and profitability of businesses that power the physical economy.](https://millionrounds.com/company/motive) Motive builds technology to improve the safety, productivity and profitability of businesses that power the physical economy. *Founded* 2013 San Francisco, United States **$1.4B** last round Sept 2026
- 14 [**Fal** fal.ai is a developer-first generative media platform and cloud infrastructure provider based in San Francisco, California.](https://millionrounds.com/company/fal) fal.ai is a developer-first generative media platform and cloud infrastructure provider based in San Francisco, California. *Founded* 2020 San Francisco, United States **$1.4B** last round Nov 2026
- 15 [**Mirendil** Mirendil is an AI research lab that creates self-accelerating systems that convert computing power into scientific advancements.](https://millionrounds.com/company/mirendil) Mirendil is an AI research lab that creates self-accelerating systems that convert computing power into scientific advancements. *Founded* - San Francisco, United States **$1.4B** last round Nov 2026
- 16 [**Perplexity** Perplexity AI, Inc.](https://millionrounds.com/company/perplexity) Perplexity AI, Inc. *Founded* 2022 San Francisco, United States **$1.3B** last round Aug 2026
- 17 [**Grammarly** Grammarly is a leading AI writing assistance company founded in 2009 in Kyiv, Ukraine, by Alex Shevchenko, Max Lytvyn, and Dmytro Lider.](https://millionrounds.com/company/grammarly) Grammarly is a leading AI writing assistance company founded in 2009 in Kyiv, Ukraine, by Alex Shevchenko, Max Lytvyn, and Dmytro Lider. *Founded* 2009 San Francisco, United States **$1.2B** last round May 2025
- 18 [**Mercor** Mercor is an AI data company founded in January 2023, specializing in connecting domain experts with AI labs and enterprises.](https://millionrounds.com/company/mercor) Mercor is an AI data company founded in January 2023, specializing in connecting domain experts with AI labs and enterprises. *Founded* 2023 San Francisco, United States **$1.2B** last round Nov 2026
- 19 [**Angle Health** Angle Health is a modern health insurance platform founded in 2019 and based in San Francisco, CA.](https://millionrounds.com/company/angle-health) Angle Health is a modern health insurance platform founded in 2019 and based in San Francisco, CA. *Founded* 2019 San Francisco, United States **$1.2B** last round Sept 2026
- 20 [**Flapping Airplanes** Flapping Airplanes is an AI research lab dedicated to developing data-efficient training methods for artificial intelligence.](https://millionrounds.com/company/flapping-airplanes) Flapping Airplanes is an AI research lab dedicated to developing data-efficient training methods for artificial intelligence. *Founded* - San Francisco, United States **$1.2B** last round Oct 2026
- 21 [**Together AI** Together AI is a cloud-based platform designed for constructing open-source generative AI and infrastructure for developing AI models.](https://millionrounds.com/company/together-ai) Together AI is a cloud-based platform designed for constructing open-source generative AI and infrastructure for developing AI models. *Founded* 2022 San Francisco, United States **$1.1B** last round Jul 2026
- 22 [**Bedrock Robotics** Bedrock Robotics is an autonomous construction technology company based in San Francisco, California.](https://millionrounds.com/company/bedrock-robotics) Bedrock Robotics is an autonomous construction technology company based in San Francisco, California. *Founded* 2024 San Francisco, United States **$870M** last round Oct 2026
- 23 [**Quince** Quince is an online luxury essentials brand based in San Francisco.](https://millionrounds.com/company/quince) Quince is an online luxury essentials brand based in San Francisco. *Founded* 2018 San Francisco, United States **$700M** last round Mar 2026
- 24 [**Armada** Armada is a pioneering company that offers a full-stack edge computing platform designed for remote and bandwidth-constrained industrial environments.](https://millionrounds.com/company/armada) Armada is a pioneering company that offers a full-stack edge computing platform designed for remote and bandwidth-constrained industrial environments. *Founded* 2022 San Francisco, United States **$591M** last round Sept 2026
- 25 [**Applied Compute** Applied Compute is an artificial intelligence company based in San Francisco, founded in 2025 by former OpenAI researchers Yash Patil, Rhythm Garg, and Linden Li.](https://millionrounds.com/company/applied-compute) Applied Compute is an artificial intelligence company based in San Francisco, founded in 2025 by former OpenAI researchers Yash Patil, Rhythm Garg, and Linden Li. *Founded* - San Francisco, United States **$580M** last round Nov 2026
- 26 [**Chai Discovery** Chai Discovery is an artificial intelligence biotechnology company based in San Francisco, California, founded in March 2024.](https://millionrounds.com/company/chai-discovery) Chai Discovery is an artificial intelligence biotechnology company based in San Francisco, California, founded in March 2024. *Founded* - San Francisco, United States **$530M** last round Jul 2026
- 27 [**Fundamental** Fundamental is an AI company focused on developing foundation models tailored for tabular data and enterprise decision-making.](https://millionrounds.com/company/fundamental) Fundamental is an AI company focused on developing foundation models tailored for tabular data and enterprise decision-making. *Founded* 2024 San Francisco, United States **$480M** last round Jul 2026
- 28 [**Higgsfield** Higgsfield is a video AI firm committed to democratizing social media content creation for everyone.](https://millionrounds.com/company/higgsfield) Higgsfield is a video AI firm committed to democratizing social media content creation for everyone. *Founded* 2022 San Francisco, United States **$480M** last round Oct 2026
- 29 [**Unconventional AI** Unconventional AI rethinks computer foundations to optimize energy efficiency for AI.](https://millionrounds.com/company/unconventional-ai) Unconventional AI rethinks computer foundations to optimize energy efficiency for AI. *Founded* - San Francisco, United States **$475M** last round Dec 2025
- 30 [**Decart** Decart AI Lab is an innovative artificial intelligence research laboratory and technology company founded in 2023, headquartered in Tel Aviv, Israel, with opera](https://millionrounds.com/company/decart) Decart AI Lab is an innovative artificial intelligence research laboratory and technology company founded in 2023, headquartered in Tel Aviv, Israel, with opera *Founded* 2023 San Francisco, United States **$432M** last round May 2026
- 31 [**LangChain** LangChain is an artificial intelligence company based in San Francisco, founded in 2022 by Harrison Chase and Ankush Gola.](https://millionrounds.com/company/langchain) LangChain is an artificial intelligence company based in San Francisco, founded in 2022 by Harrison Chase and Ankush Gola. *Founded* 2022 San Francisco, United States **$425M** last round Nov 2026
- 32 [**Mariana Minerals** Mariana Minerals is a software-first, vertically integrated minerals company founded in 2023-2024, with headquarters in San Francisco, California, and major ope](https://millionrounds.com/company/mariana-minerals) Mariana Minerals is a software-first, vertically integrated minerals company founded in 2023-2024, with headquarters in San Francisco, California, and major ope *Founded* 2009 San Francisco, United States **$384M** last round Aug 2026
- 33 [**Gimlet Labs** Gimlet Labs is an applied AI research and product company located in San Francisco.](https://millionrounds.com/company/gimlet-labs) Gimlet Labs is an applied AI research and product company located in San Francisco. *Founded* - San Francisco, United States **$380M** last round Sept 2026
- 34 [**Iterable** Iterable is an AI-powered customer communication platform that helps brands create personalized and dynamic cross-channel marketing experiences.](https://millionrounds.com/company/iterable) Iterable is an AI-powered customer communication platform that helps brands create personalized and dynamic cross-channel marketing experiences. *Founded* 2013 San Francisco, United States **$357M** last round Jun 2021
- 35 [**Snorkel AI** Snorkel AI, Inc.](https://millionrounds.com/company/snorkel-ai) Snorkel AI, Inc. *Founded* 2019 San Francisco, United States **$350M** last round Sept 2026
- 36 [**Vercel** Vercel Inc.](https://millionrounds.com/company/vercel) Vercel Inc. *Founded* 2015 San Francisco, United States **$300M** last round Sept 2025
- 37 [**Upwind Security** Upwind Security is a cloud security company founded in October 2022 and based in San Francisco, California, with research and development in Tel Aviv, Israel, a](https://millionrounds.com/company/upwind-security) Upwind Security is a cloud security company founded in October 2022 and based in San Francisco, California, with research and development in Tel Aviv, Israel, a *Founded* 2022 San Francisco, United States **$300M** last round Sept 2026
- 38 [**EvenUp** EvenUp is a technology company based in San Francisco that specializes in vertical AI solutions for the personal injury legal sector.](https://millionrounds.com/company/evenup) EvenUp is a technology company based in San Francisco that specializes in vertical AI solutions for the personal injury legal sector. *Founded* 2019 San Francisco, United States **$285M** last round Oct 2025
- 39 [**Deepgram** Deepgram is a foundational AI company based in San Francisco, California, specializing in real-time voice AI technology.](https://millionrounds.com/company/deepgram) Deepgram is a foundational AI company based in San Francisco, California, specializing in real-time voice AI technology. *Founded* 2015 San Francisco, United States **$275M** last round Aug 2026
- 40 [**Serval** Serval is an AI-native IT Service Management (ITSM) platform founded in early 2024 and based in San Francisco, California.](https://millionrounds.com/company/serval) Serval is an AI-native IT Service Management (ITSM) platform founded in early 2024 and based in San Francisco, California. *Founded* - San Francisco, United States **$272M** last round Oct 2026
- 41 [**Ribbon** Ribbon is a one-page checkout solution enabling merchants accept payments online and make an intuitive checkout experience for customers.](https://millionrounds.com/company/ribbon) Ribbon is a one-page checkout solution enabling merchants accept payments online and make an intuitive checkout experience for customers. *Founded* 2011 San Francisco, United States **$271M** last round Mar 2025
- 42 [**MaintainX** MaintainX is a provider of a work order and procedure digitization platform for industrial and frontline teams.](https://millionrounds.com/company/maintainx) MaintainX is a provider of a work order and procedure digitization platform for industrial and frontline teams. *Founded* 2018 San Francisco, United States **$254M** last round Jul 2025
- 43 [**Hightouch** Hightouch is a San Francisco-based company that specializes in an Agentic Marketing Platform and is recognized as a leading Composable Customer Data Platform (CDP).](https://millionrounds.com/company/hightouch) Hightouch is a San Francisco-based company that specializes in an Agentic Marketing Platform and is recognized as a leading Composable Customer Data Platform (CDP). *Founded* 2018 San Francisco, United States **$250M** last round Apr 2026
- 44 [**0G** 0G is a technology company based in San Francisco that specializes in decentralized AI solutions.](https://millionrounds.com/company/0g) 0G is a technology company based in San Francisco that specializes in decentralized AI solutions. *Founded* 2023 San Francisco, United States **$250M** last round Nov 2024
- 45 [**Decagon** Decagon is an enterprise artificial intelligence company based in San Francisco, specializing in a conversational AI platform.](https://millionrounds.com/company/decagon) Decagon is an enterprise artificial intelligence company based in San Francisco, specializing in a conversational AI platform. *Founded* 2023 San Francisco, United States **$250M** last round Jan 2026
- 46 [**LMArena** LMArena is a web-based platform that evaluates large language models (LLMs) through anonymous, crowd-sourced pairwise comparisons.](https://millionrounds.com/company/lmarena) LMArena is a web-based platform that evaluates large language models (LLMs) through anonymous, crowd-sourced pairwise comparisons. *Founded* - San Francisco, United States **$250M** last round Jan 2026
- 47 [**Assort Health** Assort Health is a healthcare technology company based in San Francisco, California, founded in 2023 by Jeffery Liu and Jonathan Wang.](https://millionrounds.com/company/assort-health) Assort Health is a healthcare technology company based in San Francisco, California, founded in 2023 by Jeffery Liu and Jonathan Wang. *Founded* 2023 San Francisco, United States **$246M** last round Jun 2026
- 48 [**FLYR** FLYR is a technology company that uses AI to help airlines and hospitality businesses.](https://millionrounds.com/company/flyr) FLYR is a technology company that uses AI to help airlines and hospitality businesses. *Founded* 2013 San Francisco, United States **$244M** last round Aug 2024
- 49 [**Ambience Healthcare** Ambience Healthcare is an enterprise artificial intelligence company based in San Francisco, California, founded in 2020 by Mike Ng and Nikhil Buduma.](https://millionrounds.com/company/ambience-healthcare) Ambience Healthcare is an enterprise artificial intelligence company based in San Francisco, California, founded in 2020 by Mike Ng and Nikhil Buduma. *Founded* 2020 San Francisco, United States **$243M** last round Jul 2025
- 50 [**Town** Town is an applied AI company based in San Francisco that focuses on creating tools to simplify software creation and usage for everyday work.](https://millionrounds.com/company/town) Town is an applied AI company based in San Francisco that focuses on creating tools to simplify software creation and usage for everyday work. *Founded* 2024 San Francisco, United States **$241M** last round Oct 2026

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

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