Inside Tavus: The AI Startup Building Human-Like Digital Replicas

Executive overview

Most people still associate AI-generated faces with deepfakes. Tavus is betting that same technology becomes the default interface between humans and machines. The company builds conversational video interfaces (CVI) — AI humans that can see, hear, and respond in real time.

They started with personalised video clones, pivoted away from that revenue stream in 2023 to go deeper on research, and have since raised a $40M Series B to scale their AI human product.

The core bet: human communication is the natural interface for AI, and whoever owns that layer wins.

From deepfakes to digital coworkers

• Founded Christmas Eve 2020; first test was manually created lip-sync videos sent to 300 LinkedIn contacts
• 97 of those early contacts said they'd use the product — enough signal to build
• Early product: voice and face cloning for personalised sales videos at scale
• 2023 pivot: shut down the main revenue stream to refocus as an AI research lab
• Current product: AI humans with vision, hearing, memory, and the ability to act in the real world

What AI humans actually do

• AI humans differ from replicas: they come with a built-in brain, not just an interface shell
• They can handle tasks like presenting a board deck, running meetings, or notifying staff via Slack
• The team calls them "interns" — designed to learn on the job, not be perfect out of the box
• CVI allows the AI human to adapt in real time to changes in facial expression and tone
• Charlie, an AI human on the Tavus homepage, acts as the primary acquisition channel — users discover the product by talking to it

Business model and customers

• Two revenue streams: API integrations (companies with engineering teams) and out-of-the-box platform access
• Enterprise accounts make up ~70% of revenue but less than 1% of total users
• Customers include Deloitte, ByteDance, ARM, and Ramp (one of their first large accounts)
• Free tier lets users experiment with pre-made AI humans; enterprise deals often start from individual employee usage

How Tavus scales without bloating

• Co-founders Quinn and Hassan operate with a "faster, faster until the thrill of speed overcomes the fear of death" philosophy
• Despite $40M in new funding, they are deliberately cautious about headcount growth
• Small teams praised for being more nimble, craft-driven, and passionate
• Quinn spends 30–40% of his time on hiring; candidates are flown to San Francisco for culture-fit assessment before any offer
• Speed is treated as a competitive moat — moving faster than anyone else building in the human UI space