Top California Natural Language Processing Startups (62)

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...

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...

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...

An AI early warning system to supercharge customer teams with actionable insights and automation, so they can reduce churn, increase upsells, and improve customer experience.

Galileo is the AI observability and evaluation platform that helps engineers ship reliable agents. With one line of code, Galileo provides instant insight into multi-agent behavior so teams can find & fix errors quickly. Galileo provides automated testing in the development lifecycle to prevent regressions. And Galileo is uniquely able to protect your brand and users with run-time guardrails, the only...

Healthcare needs good data. At PicnicHealth, we are building deep real-world datasets fueling cutting edge research while giving patients control of their own medical record data. These complete, clinically-rich datasets produce unique insights - across dozens of diseases - to ultimately get the right treatments into patients’ hands faster. We do this by working directly with patients and leveraging state...

Zocks is the AI Assistant for financial services. Its privacy-first platform saves financial advisors 10+ hours a week by automating administrative tasks like meeting notes, forms, data entry, tailored client emails, and more. With powerful integrations and enterprise-ready controls, Zocks turns every client conversation into structured, accurate data and insights that strengthen relationships and fuel business growth. Join thousands of...

Scientific labs waste weeks learning & coding pipelines that do not carry over to the next experiment. Using just natural language, Mithrl builds them custom workflows for NGS data on-demand, in minutes -- not weeks. This allows them to focus all their time on running higher quality experiments.

RobustAI is founded by a world-class robotics team. We are combining AI, robotics, and human-centered design to make robots broadly useful, effortless to adopt, and delightful to use.

Enterpret enables companies to analyse their customer feedback at scale. We are on a mission to help companies build better products by uncovering insights from their customer feedback. We are solving complex problems in API design, analytics UI/UX and natural language processing, pushing the envelope of what's possible by applying first principle thinking. Reach out to us at [email protected]

MojoTech is a 100% US-based software development company that integrates strategy, engineering, and design to create results-driven digital products and experiences. We've written the playbook for how to discover, define, design, and build tomorrow's innovations, empowering companies to unlock future market potential, maximize returns on innovation, and drive transformational change.

Olive connects to your database & third party services to help you build admin dashboards and support tools in minutes.

At Unstructured, we're on a mission to give organizations access to all their data. We know the world runs on documents—from research reports and memos, to quarterly filings and plans of action. And yet, 80% of this information is trapped in inaccessible formats leading to inefficient decision-making and repetitive work. Until now. Unstructured captures this unstructured data wherever it lives and...

Cathoven is a smart tutor who gets you ready for language exams like IELTS. It can score language ability with 98% accuracy, identify weaknesses, and train based on them, just like a very experienced language tutor who knows all the best ways of learning. Cathoven is selected as the second-best AI in Education project by QS, right after Duolingo. Cathoven has...

Anthropic is an AI safety and research company that’s working to build reliable, interpretable, and steerable AI systems. Our research interests span multiple areas including natural language, human feedback, scaling laws, reinforcement learning, code generation, and interpretability.

Our live receptionist services have powered thousands of client interactions every day for over a decade, and we’re now expanding our technology portfolio with AI-driven products that combine human empathy with intelligent automation. The AI Receptionist Platform is Abby Connect’s latest innovation — an intelligent voice system that manages scheduling, intake, and communication in natural conversation. It’s a critical part of...

Samaya AI is leveraging cutting edge developments in AI and Large Language Models to empower domain experts

Whippy is leading the way in AI-powered business communication, transforming how companies engage with customers using intelligent AI Agents. From customer support to marketing to sales, businesses rely on Whippy’s Voice AI and Chat AI to eliminate manual workflows—responding to inquiries, nurturing leads, screening job applicants, and automating high-value interactions at scale. By combining AI-driven messaging with omni-channel automation, Whippy...

Warp began with the vision of reimagining one of the fundamental dev tools—the terminal—to make it more usable and powerful for all developers. As AI has advanced, Warp has evolved beyond its terminal roots into the platform for Agentic Development: a workbench for dispatching agents to code, deploy, and debug production software. With over half a million active developers and revenue...

HomeVision brings modern document understanding technology to enable more accurate and streamlined collateral review and underwriting for lenders, appraisal management companies, and others. HomeVision's MIRA platform can examine all aspects of an appraisal including all of the photos, maps, floor plans, and textual commentary. MIRA integrates with popular LOS and AMS platforms and external data sources like public records and...