Is there an open-source implementation of Jev, the tiny model that can 'play' Doom?

SomewhereAtWork · reddit · 2026-09-16

A Redditor asks whether an open implementation exists of Jev, a model from typesafe.ai that produces structured output (choices) from input text. According to the company's blog, Jev can apparently "play" (not run!) Doom. The post links to the blog introducing "System One models" and Jev.

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