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Lassie raised $47M in a funding round led by a16z, announced 2026-06-03.

Brief

Lassie, an AI platform that runs small businesses starting with medical practices, announced $47M in funding led by a16z. Launched 2026-06-03, the system is live in 700+ doctors' offices and claims to provide roughly 30 hours of autonomous labor per practice each month. Founders previously worked at Robinhood and Superhuman and spent time working inside clinics to develop the product.

Why it matters

Lassie raised $47M in a funding round led by a16z, announced 2026-06-03.

Key details

  • Lassie is an AI platform aimed at running small businesses, initially deployed in doctors' offices and already used by 700+ practices.
  • The product reportedly delivers about 30 hours of autonomous labor per practice per month; founders left Robinhood and Superhuman and worked in offices themselves to build it.
Source evidence

Today, we're introducing Lassie and $47M in funding led by a16z.

We're building AI that runs small businesses, starting with doctors' offices.

Lassie is already trusted by 700+ practices across the country, working autonomously to provide them with 30 hours of labor per month.

To get here, we first had to leave Robinhood and Superhuman to work in offices ourselves.

Here's how that went.

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