Lenny's Newsletter · 28 September 2026 · Operating Insight

Jev for beginners: how to use it and what to build

Lenny Rachitsky

Jev, TypeSafe AI's new decision model, returns structured values instead of text at ultra-low cost. This guide demonstrates five real-world applications—PR categorization, email triage, audience dashboards, product insights—and shows how to pair it with other models for maximum utility.

Read the full post on Lenny's Newsletter ↗

Topics: Developer Tools · AI Infrastructure

Published by Lenny's Newsletter · their site ↗

More from Lenny's Newsletter

SandHill indexes 800+ venture capital blogs and newsletters and sends the best of them every Sunday. Browse the sources · browse by topic · read the blog.