The Jev launch post
Diogo Almeida introduces Jev, TypeSafe’s structured decision model. Watch the launch film and explore the original thread for the model’s approach, examples and author-reported performance.
Latest addition
Source check
Recent activityA FIELD GUIDE TO JEV / VOL. 01
The best of Jev. Real projects, practical guides and ideas from across the internet.
Diogo Almeida introduces Jev, TypeSafe’s structured decision model. Watch the launch film and explore the original thread for the model’s approach, examples and author-reported performance.
TypeSafe’s official launch announcement introduces the lab and points builders to Jev. It includes Diogo Almeida’s launch film and original introduction.
TypeSafe announces public access to Jev without a waiting list. The official console is the starting point for trying typed decisions in your own application.
TypeSafe highlights Jev’s typed-output approach: applications provide state and questions, then act on probabilities, choices or scores. The linked announcement also covers the Venice API integration.
Start with the Launch Post. Explore four official signals.
118 resources
AI-assisted summaries and translations. Check original sources for context and performance claims.
Jev controls Super Mario Bros. using fast inference and structured outputs, demonstrating potential for real-time applications.
Source-linked curation
Simulation where MOSS picks up litter based on instructions, aiming to improve street cleanliness through automated decision-making.
Source-linked curation
An experimental game where Jev AI generates multiple timelines to keep Mario alive through decision branching.
Source-linked curation
A developer project using Jev to play Pokémon Red by typing each turn.
JEVLAB ARTSource-linked curation
A community post exploring Jev's behavior in a game of Catan, where multiple Jevs struggle with negotiation.
Source-linked curation
A community post describes using Jev with an LLM to play Doom, exploring multiple future outcomes.
Source-linked curation
A community post demonstrating Jev playing Flappy Apex, achieving a high score autonomously through Appduct and Fable.
Source-linked curation
A community post about using an agent for autonomous Pokémon shiny hunting with automated resets and checks.
Source-linked curation
A community post describing a game where Jev routes trains to stations in real time without a solver.
Source-linked curation
A community test comparing Jev's performance against GLM 5.3 in a chess game, highlighting speed and cost efficiency.
Source-linked curation
A community-developed resource for analyzing and improving fighting techniques through Jev's capabilities.
Source-linked curation
A demonstration of Jev competing against OpenJev in a first-person shooter game.
Source-linked curation
A community post details a Pac-Man game where every move is determined by Jev, offering strategic insights.
Source-linked curation
A community project showcasing Jev's potential through a competitive snake game where two Jev instances battle for victory.
Source-linked curation
A community reference describing real-time generation of game levels for game development.
Source-linked curation
A community project embedding three Jev-powered bots into a first-person shooter game.
Source-linked curation
Jev play Tetris in real-time against other AI models.
JEVLAB ARTSource-linked curation
A Chrome Dino game implementation where Jev provides real-time decision scores.
Source-linked curation
Jev classifies emails for fraud detection, with uncertain cases handled by Kimi K3 for high accuracy.
Source-linked curation
A gaming project enabling seamless switching between manual and AI-driven gameplay using Jev.
Source-linked curation
Integration of Jev into a game for fast and cost-effective performance.
Source-linked curation
Jev successfully played and won a match in the game Clash Royale.
Source-linked curation
Jev plays Tetris by making real-time decisions to move blocks.
Source-linked curation
An experiment to enable Jev to perform dogfighting, with ongoing improvements.
Source-linked curation
Pokémon FireRed Elite Four run. A community post describing an experiment where Jev successfully completed a game with low-cost resources.
Source-linked curation
A developer project for the games shelf, where Jev improvises piano with proper questions.
JEVLAB ARTSource-linked curation
Jev plays Connect Four on OmarchyLinux, demonstrating real-time decision loops with structured state.
Source-linked curation
USER + JEV: P(DOOM) PROTOCOL — co-op platform shooter where TypeSafe Jev plays alongside you.
Source-linked curation
Using the new model JEV to play the game tetris.
Source-linked curation
A chess coach combining Stockfish's analysis with Jev's judgment for real-time decision support.
Source-linked curation
1v1 Jev quickscope arena — Three.js + TypeSafe System One.
Source-linked curation
A real-time flight simulation game controlled by Jev's decision-making capabilities.
Source-linked curation
Camera-only autonomous drone in MuJoCo with a small judgment model (TypeSafe Jev) in the loop at 2.5Hz.
JEVLAB ARTSource-linked curation
Community TypeSafe AI playground: 110 use cases, games, dilemmas and model challenges, with editable prompts, A/B comparisons and a mobile-friendly UI.
Source-linked curation
A chess experiment where Jev V13 makes decisions against advanced language models.
Source-linked curation
Fine-grained robot control with Jev, physics previews, and configurable LIBERO tasks.
Source-linked curation
Shady Town: social-deduction party game for the living room TV, moderated by TypeSafe Jev.
Source-linked curation
Jev plays Subway Surfers at superhuman speed and handles 50 games simultaneously for under a cent.
Source-linked curation
Jev selects legal moves in a game of chess, compared to reasoning models.
JEVLAB ARTSource-linked curation
Real-time League of Legends win-probability overlay using Jev to analyze game state and predict outcomes.
Source-linked curation
A Minecraft Java player controlled by TypeSafe AI, with live decisions, Canadian flag building, and a side-by-side dashboard.
Source-linked curation
Jev Gamecast: replay-first React app that asks Jev typed questions about live sports data.
Source-linked curation
A tool that analyzes Tetris board positions and selects optimal placements in under half a second.
Source-linked curation
Chess moves, evaluations, persona opponents, and game classification with TypeSafe AI System One.
Source-linked curation
EmbodiedJev: MuJoCo robot decision workbench with MiniCPM5-2B, Jev and compatible model APIs.
Source-linked curation
A mahjong coach that uses Jev to suggest tiles to discard in Japanese.
JEVLAB ARTSource-linked curation
Jev controls a city's traffic in a simulation project.
JEVLAB ARTSource-linked curation
A game where Jev makes decisions to keep a city on a whale alive, integrated with GPT-6 Astra and H3 Max.
Source-linked curation
Jev demonstrates real-time decision-making in the game Doom, making moves up to ten times per second.
Source-linked curation
A cyberpunk border encounter powered by TypeSafe Jev. Bluff the guard. Inspect the receipts.
Source-linked curation
Fast, drop-in profanity and toxicity screener for Node.js, powered by TypeSafe AI Jev. Catches leetspeak, character spacing, and romanized profanity across languages including Kannada, Telugu, Tamil, Hindi, and Bengali. ~50-500ms latency.
Source-linked curation
Jev processes game state data to make decisions and play Super Mario Bros. effectively.
Source-linked curation
Minecraft mod where Jev tries to finish the game from scratch without a scripted route.
Source-linked curation
A community post compares Jev's performance to Astra in gaming scenarios, highlighting its unique approach.
Source-linked curation
A game project involving a penalty shootout against Jev using Render Workflows and Postgres.
JEVLAB ARTSource-linked curation
A Next.js brick breaker whose paddle is controlled in real time by TypeSafe AI's Jev model. Built with Claude Code.
Source-linked curation
A game integrating Jev to display real-time decision probabilities during gameplay.
Source-linked curation
Jev tests shooting skills in the arcade game Time Crisis, with a harness to assist performance.
Source-linked curation
TypeSafe Jev controls original StarCraft shareware through keyboard and mouse with recorded action probabilities.
Source-linked curation
Visual Jev lab for multiple games and emulator platforms.
Source-linked curation
Jev from @typesafeai plays Balatro, making quick decisions on cards and gameplay within 200-500ms.
Source-linked curation
3D chess where Jev plays both sides, or you jump in.
Source-linked curation
An evaluation of typesafe AI chess. As it turns out, the AI isn't doing really well even though chess is not a particularly open-ended game. Still, it's only a prototype and this probably wasn't optimzied for games.
Source-linked curation
A community post describes Jev attempting to play Resident Evil, testing its ability to handle 3D environments, objectives, and combat scenarios.
Source-linked curation
TypeSafe'in Jev karar modeli gerçek bir online 2048 sitesinde oynuyor — hamle başına tek API çağrısı, tek anahtar.
Source-linked curation
A community post about a virtual town where Jev makes all decisions, managing 120 people and various local structures.
Source-linked curation
Game where Jev competes against LLMs in Pong.
JEVLAB ARTSource-linked curation
Let Jev (TypeSafeAI) solve 2048.
Source-linked curation
Two decision channels on ViZDoom, navigation at 5 Hz and combat at 12 Hz, with an 18-kill test run.
Source-linked curation
Jev is used to predict human moves in a rock-paper-scissors game.
Source-linked curation
A project where Jev attempts to defeat the Pokémon League in Pokémon Gold, using basic controls to navigate and win.
Source-linked curation
A GitHub project showcases Jev's performance in a chess benchmark, achieving perfect gameplay with minimal cost.
Source-linked curation