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CommunityCookbooks & DemosVerified 2026-09-20

Browser Use with Jev + Stagehand

Kyle Jeong's demo of browser use with Jev and Stagehand: the accessibility tree is the state, actions are the questions, and one remote-browser task cost $0.001 at near-instant speed.

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Cookbooks & Demos
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Author
Kyle Jeong
Added
2026-09-20

The post

Kyle Jeong
Kyle Jeong
Browserbase
@kylejeong
·

we built blazing fast computer/browser use with Jev + @Stagehanddev. this task cost $0.001 and executed at near instant speed (in a remote browser btw) the loop: observe the page, send a11y tree as state + actions as questions, Jev decides the next action, then Stagehand Show more

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Diogo Almeida
Diogo Almeida
TypeSafe AI
@CompleteSkeptic

After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not led to AGI? I’ve spent the last 2 years in stealth building a new way to train models (RLCD), and a new type of frontier AI model that we are releasing today: Jev • 20-200x faster • 40-400x

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Highlights

  • The loop: observe the page, send the a11y tree as state, ask actions as questions, let Jev pick the next one.
  • Stagehand executes the chosen action in a remote browser.
  • The demo task cost $0.001 and ran at what the post calls near-instant speed.

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A short demo clip rather than a benchmark; task complexity and reliability are not measured.

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