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Jev by industry

Gaming

11 curated entries. Games, emulation, and interactive entertainment.

By format

  • Repos & sites5
  • Videos1
  • Playgrounds5

11 resources

Valen
344GitHub stars
A multimodal decision model that scores text, image, and video candidates with a shared head on Qwen3.5, plus SFT and experimental RLCD training code.
Models & Reimplementations#community#python#open-models
CommunityLiuziyu77/ValenPython
clash-jev
33GitHub stars
A Clash Royale bot that turns a phone screenshot into JSON once a second and asks Jev for a strategy, a card, and a square.
Demos & Experiments#community#python#gaming
Communitybytelabs-oss/clash-jevPython
Astra and JEV Minecraft agent
562GitHub stars
A Mineflayer agent for Minecraft Java 1.16.5 where a planner sets the objective and Jev picks the next bounded action from game observations.
Demos & Experiments#community#javascript#gaming
Communityrmalde/minecraft-agentJavaScript
Jev plays 2048
A live 2048 board on an independent Jev site. Each move is one Choice over the four directions, with a decision counter, latency, and a running cost.
Demos & ExperimentsPlayground#community#games#playground
Community
Jev plays Tetris
A live Tetris board where each piece is one Jev Choice over the legal placements, with latency and cost shown as the pieces drop.
Demos & ExperimentsPlayground#community#games#playground
Community
Jev Wikiracer
A Wikipedia race you play against Jev. From the same start article, each hop is one Choice over that page's outbound links.
Demos & ExperimentsPlayground#community#games#playground
Community
Jev Calibration game
Sixteen true-or-false statements you answer, then Jev answers with a Noul probability. Keeping only its confident calls is the point of the game.
Demos & ExperimentsPlayground#community#games#playground
Community
jev-mice
A browser colony of mice, cats, traps, and food. Each animal's next move is judged by Jev, or by fixed rules when the model is turned off.
Demos & ExperimentsPlayground#community#games#playground
Community
Jev explained, with a live demo
KodeKloud on why a System One model returns calibrated probabilities, then a Papers, Please-style queue where Jev is compared with GPT-5.5 and DeepSeek.
Guides & ArticlesVideo#community#video#explainer
Community
OpenDecision
57GitHub stars
An Apache-2.0 decision engine with a TypeSafe-compatible endpoint, document answers with source passages, and a ViZDoom demo that picks actions from structured game state.
Models & Reimplementations#community#python#local
Communitydeepanwadhwa/OpenDecisionPython
Decis
3GitHub stars
A self-hosted System One server: one /v1/systemone contract, a Docker image each for Laya and kev, and a playground where snake, dino, and tetris call that endpoint.
Models & Reimplementations#community#python#local
Communitychaitin/DecisPython

Articles

Original guides that go deeper on gaming.

All articles
Per-Tick Decisions in Games
A game tick is a state plus a legal action list. How Clash Royale, Minecraft, and the earlier Mario, Pokémon, StarCraft, and drone loops ask Jev one step at a time.
Demos & Experiments#gaming#agents#control
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Watch: Jev in action

Video walkthroughs and demos from the community.

YouTube: David Ondrej explains the architecture behind Jev and how to build a business on it.

YouTube: Maximilian Schwarzmüller on the new kind of model that beats LLMs in the areas it was built for.

YouTube: Albert Olgaard tests Jev and explains why System One models matter.

Discussions

Threads from Reddit and Hacker News about building with Jev.

Hacker News: A product-taxonomy migration from a gpt-5.2 agent loop to one Jev Choice per level.

sammy_rulez2 pointsReplacing an agentic classification loop with Jev: 7x fasterRead the thread on Hacker News

Hacker News: Show HN: OpenDecision, a local decision model with a Doom demo.

dwa35926 pointsShow HN: OpenDecision – a 400M zero-shot model makes local decisions, plays DoomRead the thread on Hacker News

Hacker News: Show HN: Agent Chaperone screens tool calls and results with Jev before the agent sees them.

sepehrsafari5 pointsShow HN: Agent Chaperone – Screen AI agent tool calls and results with JevRead the thread on Hacker News

Hacker News: I turned Jev into a (lousy) chatbot

kp1197173 points · 49 commentsI turned Jev into a (lousy) chatbotRead the thread on Hacker News

From the community

Posts from builders shipping with Jev right now.

Follow @typesafeai

A really smart switch statement

Nathan Flurry 🔩
Nathan Flurry 🔩
Rivet
@NathanFlurry
·

hype-free explanation of jev: jev does not replace gpt / claude jev is just a *really* smart switch statement like if 2016 ml classifiers got 2026 levels of intelligence it's a new* type of tool that will make a lot of workloads insanely fast, cheap, and accurate * = and by Show more

Diogo Almeida
Diogo Almeida
TypeSafe AI
@CompleteSkeptic

After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not led to AGI? I’ve spent the last 2 years in stealth building a new way to train models (RLCD), and a new type of frontier AI model that we are releasing today: Jev • 20-200x faster • 40-400x

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When a designer gets Jev

Full Jev video tutorial

The case against Jev-scored compaction

Theo - t3.gg
Theo - t3.gg
@theo
·

This is a terrible compaction strategy that fundamentally doesn't understand how compaction and context management work. Seems like a lot of people are confused so let's break this down. 1. Compaction isn't a filter The role of compaction is to clean up history to keep the Show more

tamara
tamara
@tamarajtran

found the perfect use case for @typesafeai Jev: instant compaction in 2026, why is compaction still a summarization prompt? Jev can make it instant by scoring every tool call and dropping what’s irrelevant

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Classifying rows in DuckDB

A playable 16-judgment demo