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.
A FIELD GUIDE TO JEV / VOL. 01
Le meilleur de Jev : projets concrets, guides pratiques et idées du web.
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 announces public access to Jev without a waiting list. The official console is the starting point for trying typed decisions in your own application.
x.comJev opens to everyoneVoir le projet ↗TypeSafe’s official launch announcement introduces the lab and points builders to Jev. It includes Diogo Almeida’s launch film and original introduction.
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.
x.comAnswers your code can useVoir le projet ↗Four official signals. A fresh starting point on each visit.
65 ressources
AI-assisted summaries and translations. Check original sources for context and performance claims.
Publication de lancement : architecture, entraînement RLCD, tarification, démos Doom et Wikiracing, FAQ.

Source-linked curation
Collez un état, ajoutez des questions, et voyez les réponses typées dans le navigateur.
console.typesafe.aiPlaygroundVoir le projet ↗Source-linked curation
Serveur officiel de TypeSafe. Des démos de constructeurs sont disponibles dans le canal Show and Tell.
discord.ggDiscordVoir le projet ↗Source-linked curation
Cas pour une intelligence native aux machines, conçue pour le logiciel, pas pour la conversation.
typesafe.aiManifesteVoir le projet ↗Source-linked curation
Méthodologie d'évaluation publiée et résultats par modèle pour les workflows de System One.
evals.typesafe.aiÉvaluations de workflowVoir le projet ↗Source-linked curation
A guide explaining how to integrate Jev with Pydantic AI agents for type-safe operations.

Source-linked curation
A practical guide explaining the use of TypeSafe’s System One model, providing technical insights for developers.

Source-linked curation
A guide explaining Jev's approach to making typed decisions rather than processing text.

Source-linked curation
A 30-minute internal session on Jev attended by over 50 engineers, generating more than 50 product ideas.

Source-linked curation
A resource explaining Jev Engineering methodology for AI agent development.

Source-linked curation
Jev is discussed with examples of Choice, Noul, and Score in a Python project.

Source-linked curation
A tech publication highlights Jev as an AI model offering a cost-effective and efficient approach to software intelligence.

Source-linked curation
A resource explaining Jev's functions, costs, and evaluation metrics as TypeSafe's System One model.

Source-linked curation
Page d'accueil de l'entreprise, liste d'attente et aperçu des produits.
typesafe.aiTypeSafe AIVoir le projet ↗Source-linked curation
Jev selects legal moves in a game of chess, compared to reasoning models.

Source-linked curation
Release-week technical roundup: API, evals, adapter, and skill.
www.developersdigest.techTypeSafe Jev: the first decision-only model classVoir le projet ↗Source-linked curation
Val Town demo where 16 typed judgments update live as you type.
typesafe-demo.val.runTypeSafe TypewriterVoir le projet ↗Source-linked curation
One sentence becomes six room settings. Jev chooses, the app renders.
jev-room.moe136231.chatgpt.siteJev RoomVoir le projet ↗Source-linked curation
A report detailing all public Jev builds in the first week, including cost, time, and repository metadata for research use.
madewithjev.comThe Jev Build ReportVoir le projet ↗Source-linked curation
Short practical intro with a Python ticket-triage example.
mohammedshehu.comWhat is Jev?Voir le projet ↗Source-linked curation
Local Telegram channel JSON analyzer for intent, quality, sentiment, and speaker tone.
jevclassifier.vercel.appJev ClassifierVoir le projet ↗Source-linked curation
Latent Space's launch-day roundup: over 100x faster and 200x cheaper than small frontier LLMs.
www.latent.spaceAINews: Jev, a System One Model that only decidesVoir le projet ↗Source-linked curation
Technical SEO audit cost study from Boring Tools Kit where Jev ranks striking-distance fixes and content gaps by calibrated probability.
boringtoolskit.comSEO audit cost study driven by Jev triageVoir le projet ↗Source-linked curation
Página do criador Leonardo Bissoli com seu vídeo, capítulos e referências sobre decisões estruturadas com Jev.
leonardobissoli.comJev: decisões estruturadas e casos de usoVoir le projet ↗Source-linked curation
Jev is utilized for decision-making processes on Cloudflare, including support routing and risk management.

Source-linked curation
A guide on using Jev to route between models and block risky tool calls.

Source-linked curation
Playable board games driven by Jev decisions.
jevboardgames.everpaper.appJev board gamesVoir le projet ↗Source-linked curation
A resource explaining Jev's capabilities, limitations, and applications as a System One model.

Source-linked curation
Directory of Jev-based projects including repositories, SDKs, and benchmarks.

Source-linked curation
Head-to-head test at validating local event listings, with cost and latency.
nearhere.eventsJev vs Mistral and Gemini for event validationVoir le projet ↗Source-linked curation
Guía del creador Fazt sobre el uso de Jev para decisiones tipadas, con una introducción y ejemplos de aplicaciones.
fazt.devJev de TypeSafe AI: guía de decisiones estructuradasVoir le projet ↗Source-linked curation
A guide exploring Jev's architecture through 10,000 API calls.

Source-linked curation
A guide on integrating Jev with LiteLLM for simplified model calls through an existing proxy.
docs.litellm.aiJev through LiteLLMVoir le projet ↗Source-linked curation
@ai-sdk/typesafe-ai plus experimental_evaluate; use jev-latest as an evaluation model.
ai-sdk.devVercel AI SDK providerVoir le projet ↗Source-linked curation
Japanese walkthrough of what Jev is and is not.
zenn.devTypeSafeのJevを正しく驚くVoir le projet ↗Source-linked curation
Third-party write-up of the System One primitives, pricing, and vendor workflow evals.
www.datacamp.comJev: System One models explained (DataCamp)Voir le projet ↗Source-linked curation
Hugging Face Space exploring open-source parallel constrained decoding as an alternative to Jev.
huggingface.coParallel Constrained Decoding (Qwen2.5-1B-RLCD)Voir le projet ↗Source-linked curation
One direct Jev question per row against 12–14 Jev-scored dimensions with locally fitted weights on three classification tasks: 5,477 test rows, 25,174 Jev calls, $1.43. Decomposition wins on Japanese NLI (0.9076 vs 0.8373) but flags about 25× more hard benign rows as attacks (37.2% vs 1.5%).
agentjournal.devOne judge call vs twelve dimension scoresVoir le projet ↗Source-linked curation
Krunker-style 1v1 FPS where Jev decides move, aim, ADS, fire, and jump at about 9 Hz.
jev-arcade.vercel.appJev ArcadeVoir le projet ↗Source-linked curation
Jev picks rotation and column from holes, stack height, and bumpiness.
jev-omega.vercel.appJev TetrisVoir le projet ↗Source-linked curation
Work-in-progress demo of Jev driving Minecraft, including fleeing zombies at night.
reddit.comJev plays Minecraft (r/accelerate)Voir le projet ↗Source-linked curation
The Register on the launch, the Doom demo, and the $40M seed round.
www.theregister.comTypeSafe AI debuts model for machines that plays DoomVoir le projet ↗Source-linked curation
3D chess where Jev plays both sides, or you jump in.
chess-jev.loomens.comchess-jevVoir le projet ↗Source-linked curation
Directory listing systems using Jev for Noul, Score, and Choice questions.
jev.directoryjev.directoryVoir le projet ↗Source-linked curation
Jev integrates with Netlify's AI Gateway for zero-configuration use.
www.netlify.comJev on Netlify AI GatewayVoir le projet ↗Source-linked curation
Small game that tests how Jev handles unknown input.
game-plan.adriaansendennis.workers.devGame PlanVoir le projet ↗Source-linked curation
Dev.to walkthrough of the Vercel AI SDK evaluate integration.
dev.toHe says he co-invented ChatGPT. His new AI will not write a wordVoir le projet ↗Source-linked curation
Practical guide: playground, Python and JS SDKs, raw HTTP, and the agent skill.
ziplyne.agencyAI that does not talkVoir le projet ↗Source-linked curation
Independent walkthrough separating TypeSafe's published claims from public evidence.
warmersun.comTyped decisions, not chatVoir le projet ↗Source-linked curation
A tool for tracking decisions made by Jev, using Arize's instrumentation for detailed analysis.
arize.comTrace every judgment with PhoenixVoir le projet ↗Source-linked curation
Hosted typesafe-ai/jev for AI SDK evaluate calls, no TypeSafe waitlist required.
vercel.comJev on Vercel AI GatewayVoir le projet ↗Source-linked curation
1,800-point thread debating whether typed decisions replace LLM calls for classification, routing, and scoring.
news.ycombinator.comHacker News launch threadVoir le projet ↗Source-linked curation
Anthony Maio's essay on what a model that cannot generate text is for.
anthonymaio.substack.comJev: The Language Model That Will Not TalkVoir le projet ↗Source-linked curation
Browser-based request builder for the System One API: compose state plus typed Noul, Choice, and Score questions. Mock mode runs locally without an API key; Live mode requires your TypeSafe key and calls api.typesafe.ai directly. Generates typesafe_sdk Python. Includes companion Jev Suitability Test.
www.formatho.comFormatho Jev PlaygroundVoir le projet ↗Source-linked curation
Talk nicely or nastily over time; structured state tracks the mood.
jev-demo.vercel.appJev mood demoVoir le projet ↗Source-linked curation
Every's Mike Taylor runs his whole archive through Jev.
every.toMini-Vibe Check: Jev judged everything I have written in 0.7 secondsVoir le projet ↗Source-linked curation
The maze as JSON; Jev picks the turn at each junction in real time.
jev-pacman.ephraimduncan.comJev Pac-ManVoir le projet ↗Source-linked curation
A LangChain package with TypeSafeClassifier for integrating Jev into applications.
pypi.orglangchain-typesafeVoir le projet ↗Source-linked curation
X client with Jev smart rules that filter the timeline by usefulness, type, and topic.
dmx.todmx.toVoir le projet ↗Source-linked curation
Free, no-signup Noul demo. Ask a question, get yes, no, or maybe, with web search when needed.
yesno.coderai.devYes / NoVoir le projet ↗Source-linked curation
Test a post against 10,000 synthetic personas before you publish it.
crowdcheck-ai.vercel.appCrowdcheckVoir le projet ↗Source-linked curation
The Neuron's explainer on AI decisions without a chatbot.
www.theneuron.aiJev: System One models explainedVoir le projet ↗Source-linked curation
A directory of Jev-related demos with categorization and submission options.
jevable.comJevableVoir le projet ↗Source-linked curation
Village NPCs that judge you each tick, deciding what to do and how they feel, instead of chatting.
hollow-creek-sigma.vercel.appHollow CreekVoir le projet ↗Source-linked curation
Jev vs Jev gomoku with source and timing logs.
zenn.devjev 同士に五目並べで対戦させたVoir le projet ↗Source-linked curation