Top California Artificial Intelligence Startups (1,309)

Domino Data Lab powers model-driven businesses with its leading Enterprise AI platform trusted by over 20% of the Fortune 100. Domino accelerates the development and deployment of data science work while increasing collaboration and governance. With Domino, enterprises worldwide can develop better medicines, grow more productive crops, build better cars, and much more. Founded in 2013, Domino is backed by...

Turion Space is building the infrastructure to secure and sustain the future of space. Founded to address the growing need for space domain awareness, in-space servicing, and debris mitigation, Turion designs, builds, and operates spacecraft with real-world operational capability. Our vehicles are built for national security and commercial missions that require speed, autonomy, and resilience. We believe the next chapter of...

Traditional firms rely on interviews, retroactive documentation, and billable hours. Onshore applies AI at the point of substantiation, providing documentation tied directly to source data and pairing it with expert review. The result is defensible, audit-ready work delivered in weeks, not quarters. We help companies claim R&D Tax Credits, 179D Deductions, and Cost Segregation with proof, not process. 500+ companies have trusted Onshore...

Bellagent is an enterprise-level AI agent platform built to automate everyday business operations with zero-touch integrations that connect instantly to more than 1,300 applications. Launched in 2025 by Proactifi Inc., and headquartered in Chicago, the platform is built for practicality with industry-leading compliance and security standards, enabling organizations to deploy AI agents without friction from day one. Bellagent’s mission to...

Hex is changing the way people work with data. Our platform makes analytics workflows more powerful, collaborative, and shareable. Hex solves key pain points with today's data and analytics tooling, and is loved by thousands of users all over the world for the beautiful UI, new superpowers, and boundless flexibility. We are a tight-knit crew of engineers, designers, and data aficionados....

WorkWhile is an AI-powered next generation labor platform that helps businesses in light industrial, hospitality, and events achieve over 90% fill rates and reduce no-shows through AI and predictive machine learning. We ensure seamless shift execution with trained, on-demand workers supported by on-site leads, real-time performance monitoring, and a robust accountability system. Our worker-first model boosts retention through benefits like...

Parsec Automation, LLC (Parsec) is a trailblazing creator and provider of manufacturing operations management software. Consistently recognized by organizations like Gartner and IDC and a winner of numerous awards, including the Data Breakthrough Awards, American Business, and Best in Biz, Parsec exemplifies leadership in the dynamic, fast-paced manufacturing sector. With global manufacturers leveraging its innovative TrakSYS™ platform to tackle even the most complex manufacturing challenges, Parsec’s...

At Freed, we’re on a mission to give clinicians their time back - because healthcare professionals should be caring for patients, not drowning in paperwork. Every year, doctors and clinicians spend thousands of hours documenting care. That’s time lost to late nights, burnout, and administrative overload. Freed is changing that. We’ve built a powerful, AI-driven medical scribe that listens in on...

Compa is a venture-backed SaaS startup revolutionizing the future of compensation. In a dynamic job market with hiring challenges, accountability, and the rise of AI, companies need the best data to stay ahead of industry changes, competition, and costs. Compa has developed the premier real-time compensation data platform, delivering top-tier compensation intelligence to leading enterprise teams. Compa is a compensation intelligence company...

American medicine is the best in the world. But the American healthcare system is challenged by high administrative costs that burden patients, health systems, and insurance companies with unnecessary expenses. We are focused on addressing those challenges. We use GenAI to improve the most pressing financial pain points in the revenue cycle. We’re one of the first companies to deploy GenAI...

Idler builds reinforcement learning environments that teach AI models to code at expert human levels. We create training environments based on real-world coding scenarios that prepare models for the complex challenges they'll face in production.

Product.ai (formerly Demand.io) is the truth layer for commerce. Built on Axiomatic Intelligence — a proprietary adversarial reasoning methodology that stress-tests product claims against physics, economics, and engineering constraints — Product.ai delivers verified purchase verdicts, not summaries. Product.ai tells consumers when NOT to buy. Product.ai emerges from Demand.io, a profitable, bootstrapped AI commerce company whose SimplyCodes platform processes over $1B...

Outset invented a better way to do research: AI-powered user interviews. We created this new category of research technology and now it's growing wildly. Global brands like Hubspot, Microsoft, Uber and Nestle use Outset to achieve deeper, qualitative insights about their users at unprecedented speed and scale. The research industry is massive (>$140B and growing) and ripe for disruption. Incumbents are outdated,...

Axle Health builds scheduling and workforce management software to empower in-home healthcare providers to deliver exceptional, personalized care right where patients feel most comfortable—at home. Some of the biggest providers in the country use our software (like Cityblock Health and Grandcare) to improve the utilization of their field teams by 17%+, and automate the operational burden of scheduling and dispatching. Our platform...

Our mission is to remove inefficiency from the foundation of AI. By combining new research in information theory, probabilistic modeling, and distributed systems, we’re creating self-optimizing data infrastructure that continuously improves how information is represented and used by intelligent systems.

Gynger is a cash flow management solution with embedded financing that gives B2B technology vendors the power to offer flexible payment terms to customers while securing up front payment. With Gynger, finance leaders can leverage a combination of actionable insights and capital to optimize day-to-day cash flows, accelerate deal flows, mitigate risk, and execute long term strategic vision with ease. In 2024,...

Deepgram is the leading voice AI platform for developers building speech-to-text (STT), text-to-speech (TTS) and full speech-to-speech (STS) offerings. 200,000+ developers build with Deepgram’s voice-native foundational models – accessed through APIs or as self-managed software – due to our unmatched accuracy, latency and pricing. Customers include software companies building voice products, co-sell partners working with large enterprises, and enterprises solving...

Founded in 2020 by George Sivulka and backed by Peter Thiel and Andreessen Horowitz, Hebbia powers investment decisions for BlackRock, KKR, Carlyle, Centerview, and 40% of the world’s largest asset managers. Our flagship product, Matrix, delivers industry-leading accuracy, speed, and transparency in AI-driven analysis. It is trusted to help manage over $15 trillion in assets globally. We deliver the intelligence that...

Collectly is a fast-growing healthcare tech startup leading the charge in transforming the U.S. healthcare market through AI-driven innovation. In the U.S., millions of patients interact with healthcare providers daily, navigating a system that often struggles with inefficiencies, administrative burdens, and suboptimal financial experiences. At the forefront of the AI boom, Collectly is redefining revenue cycle management (RCM) by applying cutting-edge...

GC AI is the leading legal AI platform built specifically for in-house teams to solve the high-precision workflows they face every day. With powerful features like Easy Prompt™, Exact Quote™ citations, and native Microsoft Word integration, GC AI enables legal professionals to be strategic business partners through faster and more accurate drafting, reviewing, researching, and redlining. Purpose-built for sensitive, high-stakes...