Top California Conversational AI Companies (49)

Artera is an agentic company strengthening how healthcare providers communicate and care for patients. As an agentic partner, we bring over a decade of healthcare experience to address urgent workflows from day one and build custom solutions as healthcare providers’ needs evolve. Trusted by 1,000+ specialties, FQHCs, health systems, and federal agencies, Artera strengthens and enhances patient relationships across every...

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...

For over a decade, we built the infrastructure behind conversations, chat, voice, video, messaging APIs. We became the #1 CPaaS platform for in-app communications. 4,000+ brands trust us. 7 billion messages flow through our platform every month. 300 million monthly active users. We powered conversations for DoorDash, Match Group, Noom, Yahoo Sports, Rakuten, and thousands of others. We were good at...

SuperDial is a voice AI company automating the phone calls that drain time and money from healthcare operations. Its voice AI agents handle benefits verification, prior authorization, claims follow-up, credentialing, and other RCM workstreams, freeing up revenue cycle teams to focus on what matters. Customers include leading provider organizations, billing companies, and payers.

Level AI (https://thelevel.ai) is a Mountain View, CA and Delhi, India based startup innovating in the Voice AI space. We are backed by top VCs, technologists from Silicon Valley and industry experts. We are on a mission for AI to augment the worker and not replace them. We are innovating in speech AI, NLP and information retrieval systems to bring...

PromptQL is an enterprise AI company building a platform that helps organizations use natural language to analyze data, understand operations, and automate work with greater accuracy and trust. Founded by the team behind Hasura, the company focuses on making AI useful in real business environments where data is fragmented across systems and context matters. PromptQL connects AI to business logic,...

The proactive AI assistant built for high-velocity teams.

RingCentral is a global leader in AI-powered trusted business communications, contact center, revenue intelligence, video and hybrid event solutions. RingCentral empowers businesses with conversation intelligence and unlocks rich customer and employee interactions to provide insights and improved business outcomes.

Quo is a modern business phone system that brings all your calls, texts, and customer information together in one easy-to-use, AI-powered platform. It helps your team stay organized and respond faster, so you can give every customer a great experience. AI handles busywork like logging calls, organizing messages, answering FAQs, and seamlessly hands off conversations to your team when needed. Whether...

At SoundHound Inc., we believe every brand should have a voice. As the leading innovator of conversational technologies, we’re trusted by top brands around the globe. Houndify, our independent Voice AI platform, with 70,000+ users, allows brands to create custom voice assistants that deliver results with unprecedented speed and accuracy. Our mission is to enable humans to interact with the things...

As crazy as it sounds, humanity has already free itself once — from hard, menial work. We’re just finishing the job, and using AI agents to get us rid of knowledge work. Our goal is to build "AI employees" which can collaborate with humans and other AI employees alike, over all channels (email, Slack, Zoom, etc), pursue ambiguous goals in changing...

At 11x, we’re not just building tools—we’re redefining how work gets done. We build autonomous digital workers that execute entire go-to-market workflows, end-to-end. Instead of just augmenting tasks with AI, 11x automates the full execution of sales, marketing, and RevOps processes so teams can focus on what they do best: building relationships, closing deals, and driving impact. Our technology integrates across...

Wonder Dynamics a media-tech startup developing an AI production tool that would allow indie filmmakers to deliver blockbuster-level VFX on a fraction of the budget.

Siena is the first intelligence layer for customer experience, creating an operating system of AI agents that learn, remember, and act across customer touchpoints. It provides autonomous, end-to-end customer resolutions, combining human empathy with intelligent automation for commerce.

Replicant is a company that uses AI to automate customer service requests and resolve conversations, enabling contact centers to deliver exceptional customer service and empowering agents to focus on more complex issues.

1mind is a platform that deploys multimodal AI-powered Superhumans for revenue teams. These Superhumans combine a face, a voice, and a GTM brain, equipped with deep technical and product knowledge, to lead unlimited, simultaneous conversations 24/7, qualifying leads, booking meetings, and driving measurable impact.

At Constant Contact we empower business owners and nonprofit leaders to follow their passions, grow, and succeed. We deliver success for our customers and our people. Relationships and connection are at the core of everything we do. We connect our customers to the tools they need to grow and succeed. We build strong relationships with our customers so they have...

Creating revolutionary open-ended conversational applications through breakthrough research.

Sprinklr is a provider of enterprise software for customer experience management. We help brands turn public conversations on modern channels into valuable insights to improve marketing, advertising, customer service, product development and more. Sprinklr has five products on one platform: Modern Marketing, Modern Advertising, Modern Research, Modern Care and Modern Engagement. Sprinklr’s unified platform allows siloed teams to collaborate and deliver...

Elicit, the AI research assistant, helps you automate time-consuming research tasks like summarizing papers, extracting data, and synthesizing your findings.We're a public benefit company with a mission is to scale up good reasoning. We want machine learning to help as much with thinking and reflection as it does with tasks that have clear short-term outcomes.