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.
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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.
301 resources
AI-assisted summaries and translations. Check original sources for context and performance claims.
Shadcn-style reusable components and blocks for using TypeSafe AI.
github.comTypeSafeAI/typesafe-uiExplore this project ↗Source-linked curation
A podcast segment discussing Jevons paradox and its connection to TypeSafe AI's funding.
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Ephraim Duncan's demo where Jev decides which model should serve a request.
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Local A-share technical analysis using Jev Choice and Noul questions to assess direction and volatility across two horizons, with evidence for Buy/Hold/Sell assessments and no order execution.
github.comEric-Zhou-0302/jev-A-share-traderExplore this project ↗Source-linked curation
High-speed recursive AI Elo tournament engine powered by Jev and Swiss matchmaking.
github.comopaielsheikh/ai-elo-rankerExplore this project ↗Source-linked curation
Minimal grammY Telegram anti-spam bot powered by TypeSafe Jev.

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A tool developed using Jev to create a voice builder for Youform, noted for its speed.
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A curated, source-backed list of projects built with Jev, TypeSafe AI's System One model for typed decisions.

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Jev integrates with Cal.com to quickly find team scheduling overlaps.
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A tool that identifies App Store keywords by analyzing competitors and using Jev to filter relevant terms.
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TypeScript CLI that finds code, docs, logs, and text by natural-language conditions using Jev Noul judgments, with probability thresholds, source lines, and cached results.
github.comYehuiTang0316/jev-nlgrepExplore this project ↗Source-linked curation
Small dependency-free CLI for TypeSafe Jev.
github.comtumf/jev-cliExplore this project ↗Source-linked curation
A tool that uses Jev to convert pointing and speech into drawing actions on a canvas.
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A tool for tracking decisions made by Jev, using Arize's instrumentation for detailed analysis.
arize.comTrace every judgment with PhoenixExplore this project ↗Source-linked curation
A tool that processes trading signals to generate intelligent decisions, enhancing system responsiveness.
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Test a post against 10,000 synthetic personas before you publish it.
crowdcheck-ai.vercel.appCrowdcheckExplore this project ↗Source-linked curation
A tool for calibrating Jev's confidence thresholds, presented as an open-source solution.
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Integrates Jev into apps for smart autofill features improving user experience.
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A tool that improves end-to-end testing efficiency, completing tasks faster and cheaper than other models.
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A self-hosted drop-in replacement for TypeSafe's jev, powered by GliFormer.
github.comlogan-markewich/jeffExplore this project ↗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Explore this project ↗Source-linked curation
Zod validates the shape, Jev validates the meaning: semantic checks on request bodies become calibrated probabilities you threshold in code.
github.comjomatsu/zod-jevExplore this project ↗Source-linked curation
TrustGate — indie media T&S gate via TypeSafe Jev.
github.comndolinschi/trustgateExplore this project ↗Source-linked curation
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-sdkExplore this project ↗Source-linked curation
A tool for instant field mapping between templates and data sources, simplifying data alignment with one-click functionality.
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A tool that finds local makers using Jev, claiming high accuracy.
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A speech analysis tool that evaluates 30-second speeches for pauses, filler words, and confidence, providing feedback for improvement.
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Rust SDK for the TypeSafe AI API.
github.comcodeitlikemiley/typesafe-sdk-rustExplore this project ↗Source-linked curation
Run a JSON Schema through TypeSafe's Jev API, and get JSON back.
github.comKiln-AI/jev_jsonschemaExplore this project ↗Source-linked curation
A developer project featuring a small Jev-like model running on a MacBook, collected for the tools shelf.

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A GitHub tool that requests Jev's approval before merging pull requests.
github.commetalbear-co/jev-auto-approveExplore this project ↗Source-linked curation
Pre-install security gate for npm lifecycle scripts using TypeSafe System One.
github.comhemanth/pkg-gateExplore this project ↗Source-linked curation
Val Town demo where 16 typed judgments update live as you type.
typesafe-demo.val.runTypeSafe TypewriterExplore this project ↗Source-linked curation
Home Assistant integration for TypeSafe Jev. Ask a question about your house and get a probability, a choice or a score as an entity.
github.comAboveColin/HA-JevExplore this project ↗Source-linked curation
Ruby client for typesafe.ai.
github.comjoshmn/typesafe-sdkExplore this project ↗Source-linked curation
Jev enables users to create various applications using its architecture, as explained in a YouTube guide.
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An MLP trained on Qwen 4B that functions similarly to Jev, offering a typesafe alternative.
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Community Go SDK for the TypeSafe System One API with typed Choice, Score, and Noul questions plus retries, contexts, and structured errors.
github.comunimtx/typesafe-sdk-goExplore this project ↗Source-linked curation
A supervised Mint client for the TypeSafe AI System One API.
github.comhfiguera/typesafe_aiExplore this project ↗Source-linked curation
A developer project generating paintings based on Jev's pixel probability calculations, collected for the tools shelf.

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Job Risk Analyzer: CLI and REST API that uses Jev to score an occupation's exposure to AI-driven layoffs and its resilience.
github.comWeSecureYou/Jev-testExplore this project ↗Source-linked curation
Local Telegram channel JSON analyzer for intent, quality, sentiment, and speaker tone.
jevclassifier.vercel.appJev ClassifierExplore this project ↗Source-linked curation
Typesafe/Jev public X demo.
github.comcardotrejos/jev-user-juryExplore this project ↗Source-linked curation
A guide for installing Jev skills, highlighting its potential to replace traditional LLM usage.
x.comGetting started: install the skillExplore this project ↗Source-linked curation
Local tactics shrink 225 moves to about 40 candidates, then Jev picks among tiered options.
x.comJev gomoku harnessExplore this project ↗Source-linked curation
A community post describing control of a simulated fly.
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A tool for verifying generated code against specified requirements.
github.comnozomi-koborinai/jev-specExplore this project ↗Source-linked curation
TypeSafe Jev playground — custom Choice/Score/Noul builder with live distributions.
github.comndolinschi/jevplayExplore this project ↗Source-linked curation
A challenge where 100 builders used Jev and Fable 5.1 to create a post scheduler, highlighting Jev's speed.
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A curated list of tools, integrations, and experiments built on Jev, TypeSafe AI's System One model for fast, typed decisions.
github.comckaraca/awesome-jevExplore this project ↗Source-linked curation
PHP SDK for TypeSafe's Jev: send text and typed questions, get typed answers with calibrated confidence. PHP 8.1+, works with any PSR-18 client, Laravel 8–13.
github.commzainzulifqar/jev-php-sdkExplore this project ↗Source-linked curation
A tool for monitoring Reddit threads to gather data cited by AI, offering free analysis of 4000 threads via email, Discord, or Slack.
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Jev is explained in a community post with no detailed technical information.
x.comJev Clearly ExplainedExplore this project ↗Source-linked curation
Voice-dialog turn-end detection using Jev scores after speech.
x.comAIAvatarKit turn-end gateExplore this project ↗Source-linked curation
Ask a yes/no question of every function in a codebase. Ranked answers in seconds, for cents. Grep whose pattern is a question, powered by TypeSafe Jev.
github.comsufianetaouil/everyExplore this project ↗Source-linked curation
Selects source-linked evidence within a token budget using Jev Noul relevance judgments and local diversity-aware selection.
github.comkeltokhy/jselectExplore this project ↗Source-linked curation
🚀 Blazing-fast native macOS menu bar companion for Notion. Pure Swift & SwiftUI (<3MB), 8 languages.
github.comjeffloo886/jev-notionExplore this project ↗Source-linked curation
Awesome Jev: source-backed open-source ecosystem radar, plain-language project discovery, and automatic GitHub sync.

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CV diagnostics and job alignment with TypeSafe Jev, React and FastAPI.
github.comawun8191/jev-resume-analyzerExplore this project ↗Source-linked curation
Jev's effectiveness in performing intent-based search within Gmail.
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Jev adapter to Mellea.
github.comSoundBlaster/Jev4MelleaExplore this project ↗Source-linked curation
Jev predicts upcoming shell commands by analyzing historical command data.
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Every's Mike Taylor runs his whole archive through Jev.
every.toMini-Vibe Check: Jev judged everything I have written in 0.7 secondsExplore this project ↗Source-linked curation
Guillermo Rauch: Jev reviews every fx command, faster and more accurate than a chat model.
x.comVercel fx: Jev as a command safety reviewerExplore this project ↗Source-linked curation
A tech publication highlights Jev as an AI model offering a cost-effective and efficient approach to software intelligence.

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A tool that monitors user interactions and intervenes only when it detects confusion or difficulty, using Jev to determine appropriate responses.
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Pull request adding Jev to station-suggestion reranking in the TrainLCD transit app.
github.comTrainLCD/Functions/pull/33Explore this project ↗Source-linked curation
Twelve members. Zero qualifications. A playful TypeSafe AI council with animated votes, inspectable decisions, and shareable verdicts.
github.comcbetz/extremely-specific-councilExplore this project ↗Source-linked curation
Scam text message filter powered by TypeSafe's Jev model.
github.comShupingR/scam-shieldExplore this project ↗Source-linked curation
A dynamic form tool using Jev for conditional logic, built with Vercel JSON-render.
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A tool that interprets spreadsheet intent rather than just recalculating numbers, providing rapid contextual analysis.
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Using Jev to create Clay workflows instantly, leveraging its capabilities for rapid development.
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