Conversational AI startups in San Francisco Bay Area

Decagon

San Francisco

Decagon is a leading conversational AI platform delivering concierge customer experiences with AI agents across chat, email, and voice in any language. It serves brands like Hertz, Eventbrite, Duolingo, and Oura and is backed by Accel and A

Simple AI

San Francisco

Simple AI builds enterprise-grade voice AI agents to automate customer conversations at scale, handling millions of calls for brands like Doordash, xAI, and Omaha Steaks. Backed by Y Combinator and notable investors, the lean startup aims t

Brainbase

San Francisco

Brainbase Labs is building an AI Workforce by deploying AI agents that act as employees for front-line support to back-office tasks. Backed by top investors and with a multinational team, it has 150+ live deployments across automotive, hosp

Conduit AI

San Francisco

Conduit builds AI-native conversational agents to automate high-touch business communications, focusing on hospitality and housing. It offers a help-desk platform for creating agents that handle text and voice conversations and escalate to

Truva

San Francisco

**About** Sell more. Grind less with AI agents. Truva handles the busywork intelligently saving your sales team hours each week, so they can focus on what matters most - building and closing deals. **TL;DR** Truva is a Sales AI agents pl

HOAi

San Francisco

HOAi is a fast-growing community association management platform acquired by Vantaca in 2024; backed by Cove Hill Partners and JMI Private Equity, it achieved seven-figure ARR growth and now serves over 6 million doors, as Vantaca reached a

Apten

San Francisco

Apten is an omni-channel AI agent that automates sales and marketing conversations across SMS, voice, and email, personalizing follow-ups and leveraging CRMs; profitable with 30%+ MoM growth, serving healthcare, education, and home services