Jev

Name: Jev
Author: TypeSafe AI

TypeSafe AI · Frontier models

A decision model: give it context and a yes/no, choice or score question and it returns a typed, probability-scored answer instead of text. REST API plus Python and TypeScript SDKs.

4.0(1)Free tier · usageused by 3+ Stack Open Jev ↗

News · 1

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Vercel gateway data shows TypeSafe's Jev reached 35% of paid teams in two weeksTechCrunch · Oct 16

Deals · 2

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TypeSafe AI raises $870M led by Andreessen Horowitz at a $7.5B valuation for its Jev modelThe Investor Society (citing Bloomberg) · Oct 9 TypeSafe AI raises $40M SeedCrunchbase · Sep 15

Research · 0

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Nothing tagged Jev yet.

What worked, what broke · 1 review

4.0

out of 5

100% would recommend it

Sammy HarrisonOct 2026 · 6 months in

Senior System Engineer at Harris Apex · $0–$100K ARR

Worked: Excellent at coding, reasoning, and long-context work. Very reliable for complex tasks and agent-style workflows. Feels more precise than most models.

Broke: Can be a bit slow at times. Sometimes overly cautious with certain requests.

Would recommend