Community discussion and field reports with decision models

TypeSafe AI's official X account, posting product and research updates on Jev.

Post reporting the treg team runs Jev in production for traffic classification, onboarding and reranked search.

X post tallying 19 open-source Jev projects with more than 6,800 combined GitHub stars.

Chinese X thread rounding up sixty Jev use cases and twelve standouts, framed as: the LLM writes, Jev classifies, scores and chooses.

Chinese X post about a multilingual Jev showcase site that rescrapes X every four hours, with over 5,380 posts collected.

X thread by Moritz Kremb curating the strongest Jev projects posted within 72 hours of launch.

Japanese X post from LayerX about an urgent internal Jev study session for 50+ engineers, with published materials.

X post by cocktailpeanut arguing Jev's novelty is making arbitrary classification a runtime-defined, type-safe programming primitive.

Ask HN thread asking who uses Jev or other decision models, and for what.

Ask HN proposing Noul, the probability-of-true answer type, as a general software primitive beyond Jev.

Chinese X thread by 0xLogicrw listing the first wave of Jev tools a day after launch, later grown into a navigation site of 287 projects.

Reddit thread where Devin users ask for a Jev decision layer inside their coding agent.

Skeptical Chinese X post after a day with Jev: a faster general classifier, with its world knowledge on complex cases still in doubt.

X post by Aaron Levin describing a computer-use agent built on Jev, with claimed cost and speed advantages over a frontier LLM.

X post showing a console racing game whose driving decisions are made by Jev.

Chinese X post describing a workflow that asks Jev yes/no, either-or and score questions to decide when work is finished.

Hacker News thread on Decision Index 0.2.1, which compared about 70 open reproductions of Jev's decision model.

a16z post featuring TypeSafe founder Diogo Almeida with Ben Horowitz and Martin Casado pitching Jev.

Hacker News thread about document review combining Unsiloed document parsing with TypeSafe's Jev.

Hacker News thread announcing EU/Jev, described as the first System One model hosted in the EU.

X post about a shipped Mac app that routes setup and troubleshooting questions to Jev when no local language model is loaded.

Chinese X post rounding up five promising open Jev replicas: Laya 421M, Decider-2B, NanoJev 0.6B, Reflex and System-One 4B.

Browser extension shown on X that classifies a news article's framing, type, topic and loaded language with Jev.

Reddit thread asking whether Jev works as a retrieval relevance filter or reranker for RAG.

A browser extension shared by Marcel Pociot that collapses X posts based on a natural-language Jev judgment.

Reddit post benchmarking Jev against generative LLMs, a BERT classifier and LAYA on the same task.

Reddit review that works through 287 Jev repositories and narrows them to 20 that actually explain the model.

An X post comparing Jev with a private fine-tuned classifier at matched precision.

Hacker News launch thread for Jev, about 1,800 points, debating whether typed decisions can replace LLM calls.

Reddit post showing a work-in-progress demo of Jev driving Minecraft, including fleeing zombies at night.