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
Lo mejor de Jev: proyectos reales, guías prácticas e ideas de toda la 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’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 useVer proyecto ↗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 everyoneVer proyecto ↗Four official signals. A fresh starting point on each visit.
301 recursos
AI-assisted summaries and translations. Check original sources for context and performance claims.
Use Jev (TypeSafe's System One model) as a calibrated reranker: one call, up to 30 documents, a probability per document. Apache-2.0.
github.comhev/rerankerVer proyecto ↗Source-linked curation
A Mac voice diary tool that uses Jev for sorting and integrates with Notion.

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Typesafe/Jev public X demo.
github.comcardotrejos/jev-should-i-applyVer proyecto ↗Source-linked curation
Arbiter provides a tool to serve custom decision models through a Jev-shaped API, allowing developers to create tailored decision-making systems.
github.com0xBakeer/arbiterVer proyecto ↗Source-linked curation
An MLP trained on Qwen 4B that functions similarly to Jev, offering a typesafe alternative.
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Jev's effectiveness in performing intent-based search within Gmail.
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Observe the accessibility tree, Jev chooses the next action, Stagehand executes.
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Directory listing systems using Jev for Noul, Score, and Choice questions.
jev.directoryjev.directoryVer proyecto ↗Source-linked curation
A collection of notable Jev projects shared on X, highlighting various applications and experiments.
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Using Jev to create Clay workflows instantly, leveraging its capabilities for rapid development.
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Testing Jev's performance in automating Android end-to-end tests, showing faster results compared to other tools.
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A source-backed Jev project directory with a reusable Jev-only GitHub review workflow.

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Effect-agnostic Scala 3 client for the System One API that runs on any sttp backend (Future, cats-effect, ZIO, Monix, or blocking) with answers typed by question value.
github.comticofab/scala-jev-sdkVer proyecto ↗Source-linked curation
English full-duplex voice control for macOS with OpenAI Realtime, native Accessibility, and Jev.
github.combrudarko/jev-mac-voiceVer proyecto ↗Source-linked curation
A developer created an instant calorie tracking app using Jev for quick responses.
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Go SDK for TypeSafe AI API https://docs.typesafe.ai/api.
github.comchez-shanpu/typesafeai-goVer proyecto ↗Source-linked curation
Instinct: describe a case in free text and Jev picks the UI from a fixed catalog without generating a line of code or copy.
github.comjoevidev/ui-generator-instinct-jevVer proyecto ↗Source-linked curation
A system that generates text one character at a time using Jev, employing a classifier in an autoregressive loop.
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A tool using Jev to efficiently evaluate content by producing probabilities instead of text, faster and cheaper than traditional models.
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Lista curada de proyectos construidos con Jev, modelo System One de TypeSafe AI para decisiones tipificadas.

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A community post discussing a system where Jev acts as a quality gate for drafts, though it faced issues with communication.
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A polished OpenAI + TypeSafe Jev terminal interface for answers with transparent decision reports.
github.comhaseeb-heaven/jev-system-oneVer proyecto ↗Source-linked curation
Curated Jev resources and runnable examples for typed AI decisions.
github.comAppitStudio/awesome-jevVer proyecto ↗Source-linked curation
A self-hosted skills library with optional Jev recommendations.

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Multi-axis writing quality checker powered by TypeSafe AI's Jev model. Separate named checks, each with its own verdict and confidence.

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Utilizes Jev for quick coaching support and detecting and fixing slop during sessions.
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A tool that processes trading signals to generate intelligent decisions, enhancing system responsiveness.
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Desktop writing app using Jev for fast structured writing judgments.
x.comJev in a Grammarly-style Mac appVer proyecto ↗Source-linked curation
JevForm creates adaptive forms that change based on user input meaning rather than fixed if-then logic.
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Creates a dynamic audience of 100 simulated personalities that respond individually to user input using Jev.
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This demo uses Jev from TypeSafe AI to autonomously fly a drone in a random city from point A to point B, avoiding obstacles along the way. A trip costs $0.01.
github.comarielweinberger/jev-autopilotVer proyecto ↗Source-linked curation
A tool for tracking decisions made by Jev, using Arize's instrumentation for detailed analysis.
arize.comTrace every judgment with PhoenixVer proyecto ↗Source-linked curation
A developer tool for decision runtime with zero-token caching and a calibrator, collected for the tools shelf.
github.comseb4ez/jevguardVer proyecto ↗Source-linked curation
Jev is used to identify and flag low-quality text generated by Opus.
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System One Search: navigate and trace code with TypeSafe judgments and repository evidence.
github.comcpaczek/s1sVer proyecto ↗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 secondsVer proyecto ↗Source-linked curation
Go SDK for the TypeSafe AI API — typed questions in, probability distributions out.
github.comTangerg/typesafe-sdk-goVer proyecto ↗Source-linked curation
Talk nicely or nastily over time; structured state tracks the mood.
jev-demo.vercel.appJev mood demoVer proyecto ↗Source-linked curation
Demos to test the effectiveness of TypeSafe's "Jev" System One Model.
github.comBud-ro/jev-demosVer proyecto ↗Source-linked curation
Jev adapter to Mellea.
github.comSoundBlaster/Jev4MelleaVer proyecto ↗Source-linked curation
Скилл для агентов Letta: суждения по критериям через TypeSafe System One (Jev).
github.comcarlsonchik/judging-with-typesafeVer proyecto ↗Source-linked curation
Awesome Jev: source-backed open-source ecosystem radar, plain-language project discovery, and automatic GitHub sync.

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A community post shares a tech talk by Jev's founder, highlighting its speed, cost-effectiveness, and lack of hallucination.
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Put your code comments on trial. Powered by Jev.
github.comntedvs/commentcopVer proyecto ↗Source-linked curation
Free, no-signup Noul demo. Ask a question, get yes, no, or maybe, with web search when needed.
yesno.coderai.devYes / NoVer proyecto ↗Source-linked curation
A tool that uses Jev to convert pointing and speech into drawing actions on a canvas.
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Ask your Postgres tables questions in plain language. A PostgreSQL extension powered by TypeSafe's Jev.
github.comrealZachi/pg-jevVer proyecto ↗Source-linked curation
Jev processes 1,000 emails for category, priority, spam, and reply predictions.
YouTube · Ver proyectoSource-linked curation
askjev.ai. A community post describing a platform where users can ask questions to Jev, which provides judgments rather than direct answers.
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PHP & Laravel SDK for TypeSafe AI's JEV Model series.
github.combinnash/typesafe-sdkVer proyecto ↗Source-linked curation
An always-on assistant built with Jev that operates without a wake word, using probability to distinguish user intent.
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A curated list of awesome Jev / TypeSafe System One applications, libraries, and resources.

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A community post describing control of a simulated fly.
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Links records under a plain-English match rule using Jev Noul pair judgments, with local candidate blocking and match resolution.
github.comkeltokhy/jlinkVer proyecto ↗Source-linked curation
TypeSafe Jev playground — custom Choice/Score/Noul builder with live distributions.
github.comndolinschi/jevplayVer proyecto ↗Source-linked curation
Grep by meaning, across languages. TypeSafe Jev scores every line against a meaning; combine meanings with AND/OR/NOT. 意味で探す grep。日本語で英語を、英語で日本語を検索できる.
github.comuehaj/jev-semgrepVer proyecto ↗Source-linked curation
A 30-minute internal session on Jev attended by over 50 engineers, generating more than 50 product ideas.

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Minimal grammY Telegram anti-spam bot powered by TypeSafe Jev.

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BRRRRRRRRRRRRRRRRRRRRRR.
github.comcollapseindex/jev-ultralightspeedVer proyecto ↗Source-linked curation
Rust SDK for the TypeSafe AI API.
github.comcodeitlikemiley/typesafe-sdk-rustVer proyecto ↗Source-linked curation
Jev model demonstrates fast decision-making in a strategy game. Achieves high-speed gameplay with minimal visual feedback.
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.NET SDK for the TypeSafe AI platform.
github.comHawxy/TypeSafeAI.NetVer proyecto ↗Source-linked curation
A small Next.js app for experimenting with TypeSafe AI's Jev model (System One).
github.comLittle-Planet-Labs/jev-playgroundVer proyecto ↗Source-linked curation
A community post describing adaptive in-app support using Jev to provide real-time assistance based on user struggles.
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Screens 360 resumes in 24.2 seconds with low cost and automated scoring.
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Community Go SDK for TypeSafe AI Jev / System One.
github.comStumble/jev-goVer proyecto ↗Source-linked curation
X timeline labeler. A community post describing a Chrome extension that categorizes X posts into types like engagement bait or promo.
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Jev enables users to create various applications using its architecture, as explained in a YouTube guide.
YouTube · Ver proyectoSource-linked curation
Recursive Jev choice over a taxonomy. Select from more than 255 options without breaking TypeSafe Jev's choice cap.
github.comreachjalil/jev-treeVer proyecto ↗Source-linked curation
Probabilistic decisions for Python. Use Jev or bring your own provider; crawl with Playwright.
github.comyairshy/decidoVer proyecto ↗Source-linked curation
Racing UI wired to Jev driving decisions.
x.comConsoleChaosRacing driven by JevVer proyecto ↗Source-linked curation
三大クラウドの機能名を、TypeSafe AI の System One モデル Jev が確率つきで判定するデモ.
github.comminorun365/jev-cloud-quizVer proyecto ↗Source-linked curation