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Paul Klein IV founded and leads Browserbase, building browser infrastructure for AI agents. His work includes the Stagehand browser-automation framework, following earlier roles at Twilio and Mux and founding Stream Club.

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Paul Klein IV founded and leads Browserbase, building browser infrastructure for AI agents. His work includes the Stagehand browser-automation framework, following earlier roles at Twilio and Mux and founding Stream Club.

Career

Founder & CEO at Browserbase until Present
memos.hawkhill.ventures

I quit my job to start a startup (again)

Why Paul Klein started Browserbase, from customer research to finding a repeatable need for browser infrastructure.

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stagehand.dev

Stagehand

The Browserbase team’s open-source SDK for building browser agents.

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Media appearance

Collapsing the browser-agent stack

A reported interview about integrated browser infrastructure, model routing and the practical constraints of computer-use agents.

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