A predictive launcher powered by Jev (X)

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Views: 429,280
Likes: 2,434
Reposts: 133

Read from X on 24 Sep 2026. Counts change daily.

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Response time: ~100 msin ~100 msx.com

Nader Dabit’s predictive launcher, which he calls a keystroke oracle, is the first in a set of Jev experiments he shared. The launcher ranks results by aliases, fuzzy match and habit, and Jev adds a read of intent. Type “the pdf I just downloaded” and the newest PDF is already the top hit, with full confidence on every keystroke, in about 100 milliseconds.

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Introducing System One Models and Jev (Hacker News launch thread)

The 1,978-point, 513-comment launch thread. The top comment calls the speed comparison misleading, since Jev only returns structured output, and disputes the cannot-hallucinate claim because a valid type can still hold a wrong value. Others note ordinary LLMs can already be forced into structured output.

albelfioOpen

DiscussionIntent and model routing+3

Diogo Almeida's Jev launch post (X)

The founder's launch post, around 76k likes, arguing that RLCD-trained decision models are a shorter path to economic value than chat models. Submitted separately to HN as item 49716682.

Diogo Almeida (@CompleteSkeptic)Open

39M viewsSpeed 20-200x fasterCost 40-400x cheaper

Discussion

Instant generative UI (X)

A video demo pairs json-render with Jev to render generative UI components in milliseconds, using the viewer's own components, actions, and design system.

Chris Tate (@ctatedev)1.3M viewsOpen

Discussion

Copy and paste made smart with Jev (X)

A video demo of copy and paste made 'smart' using Jev from TypeSafe, with no further detail on the mechanism given in the post text.

Marcus Lowe (@marcus_lowe)1.1M viewsOpen

Discussion

Breaking down 724 ads from 37 brands with Jev (X)

A demo breaking down 724 live ads from 37 brands in 40 seconds for 9 cents, covering hook, format, offer, CTA, funnel stage and landing-page mismatch for each ad.

Matthew Berman (@TheMattBerman)Open

1.1M viewsSpeed 724 ads/40sCost 9 cents

DiscussionStructured extraction

An internal-link SEO audit (X)

A video demo has Jev read 586 pages of a site in 45.1 seconds and rebuild the internal link map, placing 584 links and refusing 139 pages where nothing fit, for $0.21 total. In the same time, Claude Opus 5 processed only 21 of the same pages for $1.43.

borja (@borjafat)Open

827k viewsPages read 586 in 45.1sCost $0.21

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A predictive launcher powered by Jev (X)

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More like this

Introducing System One Models and Jev (Hacker News launch thread)

Diogo Almeida's Jev launch post (X)

Instant generative UI (X)

Copy and paste made smart with Jev (X)

Breaking down 724 ads from 37 brands with Jev (X)

An internal-link SEO audit (X)

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