A FIELD GUIDE TO JEV / VOL. 01

Pequeñas decisiones.
Grandes posibilidades.

Lo mejor de Jev: proyectos reales, guías prácticas e ideas de toda la web.

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THE OFFICIAL SIGNAL 4 HIGHLIGHTS
TypeSafe AI@typesafeaiOFFICIAL

Jev opens to everyone

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.

1198 recursos

AI-assisted summaries and translations. Check original sources for context and performance claims.

wustep

jev-playground (wustep)

Can a System One model steer music? Jev picks the plan (enums only); code renders sheet, audio and MIDI.

jev-playground (wustep)
Creatividad y crecimientoEnglish

Source-linked curation

TRADUCIDO1 clicks / 7d
Michael Malis

Un planificador de consultas Jev

Un planificador de consultas basado en Jev optimiza el rendimiento de Postgres, logrando una mejora del 12% en benchmarks de orden de unión mediante ajustes.

Un planificador de consultas Jev
Herramientas y appsEnglish

Source-linked curation

Lomesh Dutta

Skill Router for Claude Code

An open-source project that helps select relevant Claude Code skills by prioritizing frequently used ones through Jev integration.

Skill Router for Claude Code
Decisiones y rutasEnglish

Source-linked curation

Mike Hostetler // Actors & Agents on the BEAM

Jido agents play tic-tac-toe

Jido agents use Jev to make moves in Tic Tac Toe, demonstrating Jev's application in game-playing agents.

Jido agents play tic-tac-toe
Agentes y navegadoresEnglish

Source-linked curation

AkashPriyadarshii

jev-superpowers

Systematic software development framework for AI coding agents upgraded with TypeSafe Jev System One typed decisions.

jev-superpowers
Agentes y navegadoresEnglish

Source-linked curation

SSH

A browser-agent stress test

A community post testing Jev's performance in a browser environment, noting limitations after five actions.

A browser-agent stress test
Agentes y navegadoresEnglish

Source-linked curation

Tamir

JevForm

JevForm creates adaptive forms that change based on user input meaning rather than fixed if-then logic.

VIDEO
Herramientas y appsEnglish

Source-linked curation

wang2

jev-review-action

A GitHub Action using Jev for automated PR triage and classification.

jev-review-action
Decisiones y rutasEnglish

Source-linked curation

Val Alexander

TypeSafe AI playground

A developer project offering 110 interactive use cases, games, and scenarios with editable prompts.

TypeSafe AI playground
Juegos y tiempo realEnglish

Source-linked curation

luantak

is-malicious

Scans a codebase for covert, deceptive, or data-stealing behavior with Jev, then reports suspicious files and line ranges before the user runs it.

is-malicious
Agentes y navegadoresEnglish

Source-linked curation

1 clicks / 7d
Mahmoud

A drone in an asteroid field

A drone navigation experiment where Jev makes real-time decisions to avoid obstacles in an asteroid field.

A drone in an asteroid field
Dispositivos y robóticaEnglish

Source-linked curation

Orus Agent

Orus trade-strategy review

Orus uses Jev to review and approve trade strategies before execution, enhancing decision-making with structured answers.

Orus trade-strategy review
Mercados y experimentosEnglish

Source-linked curation

Hamilton Ulmer

DuckDB Jev classifier

DuckDB extension that classifies rows in CSV, Parquet, or DuckDB tables with Jev, about 10 seconds per 1,000 rows.

DuckDB Jev classifier
Decisiones y rutasEnglish

Source-linked curation

x.com

Full Jev tutorial

A community post providing a tutorial on Jev, including demos for browser control and AI memory.

VIDEO
Agentes y navegadoresEnglish

Source-linked curation

x.com

The compaction plugin, in Chinese

A plugin using Jev's scoring capability to remove unnecessary terminal garbage and redundant logs, improving agent performance.

VIDEO
Agentes y navegadores简体中文

Source-linked curation

tyler-dot-earth

patdown

Typesafe's jev as a "fuzzy linter". give your code an ocular patdown.

patdown
Agentes y navegadoresEnglish

Source-linked curation

vercel

eve

Vercel's open agent framework, which ships Jev as the default evaluation model in its experimental evaluate path.

eve
Agentes y navegadoresEnglish

Source-linked curation

Alex Nikolic

openjev on Qwen 4B

An MLP trained on Qwen 4B that functions similarly to Jev, offering a typesafe alternative.

VIDEO
Herramientas y appsEnglish

Source-linked curation

Trinay Hari

A 26-sheet plan set in 2.9 seconds

A 26-sheet construction plan set was classified in 2.9 seconds using Jev with an LLM pipeline, costing $0.0052 and matching GPT-4.1 and GPT-6 Astra performance.

VIDEO
Decisiones y rutasEnglish

Source-linked curation

skeptrunedev

jev-recruiter

A Jev powered LinkedIn recruiting agent. Watch it browse relevant profiles, save links, and review evidence against your hiring brief.

jev-recruiter
Agentes y navegadoresEnglish

Source-linked curation

Hamed Valigholizadeh

Which exam questions come back

A community post showcasing Jev's ability to rank exam questions by likelihood of appearing on real tests within 80 seconds.

VIDEO
Herramientas y appsEnglish

Source-linked curation

x.com

Diogo Almeida’s tech talk

A community post shares a tech talk by Jev's founder, highlighting its speed, cost-effectiveness, and lack of hallucination.

VIDEO
Herramientas y appsEnglish

Source-linked curation

dbreunig

building-with-jev-skill

A skill for writing and improving programs that call Jev, TypeSafe's System One model.

building-with-jev-skill
Agentes y navegadoresEnglish

Source-linked curation

Virat Singh

AI Hedge Fund with Jev

An AI-driven hedge fund utilizing Jev for fast and cost-effective trading decisions.

AI Hedge Fund with Jev
Mercados y experimentosEnglish

Source-linked curation

Zaious

jev-capability-atlas

Independent, evidence-based map of when TypeSafe's Jev actually holds up vs. breaks down — real API-call receipts, not a leaderboard. 中文為主的雙語 repo。

jev-capability-atlas
Investigación y datosEnglish

Source-linked curation

Milind S

A chief of staff for bots

Utilizes Jev as a decision engine to manage and coordinate multiple bot agents for complex tasks.

VIDEO
Investigación y datosEnglish

Source-linked curation

Nader Dabit

Keystroke oracle

Jev powers a predictive launcher that anticipates user intent based on typing patterns.

VIDEO
Herramientas y appsEnglish

Source-linked curation

Cua

CUA-S1-FORMS

An open-source model for form-filling tasks with low latency.

CUA-S1-FORMS
Agentes y navegadoresEnglish

Source-linked curation

kitze

unclutter

WXT browser extension: Jev-powered page clutter removal with reusable template rules.

unclutter
Agentes y navegadoresEnglish

Source-linked curation

brnyxx

jev-ra

Browser use for coding agents, 3-5x faster than browser-use. MCP server + CLI; TypeSafe Jev decides every step in ~300 ms.

jev-ra
Agentes y navegadoresEnglish

Source-linked curation

Friedjof

jev-mobile

Fast structured Android control loops with TypeSafe Jev and Mobile MCP.

jev-mobile
Agentes y navegadoresEnglish

Source-linked curation

Tommy Jepsen

Danish stock-market backtest

Jev conducts a sentiment-based stock market analysis for the Danish market in 2025, using diverse data sources with low cost.

Danish stock-market backtest
Mercados y experimentosEnglish

Source-linked curation

Daniel Ch

Website to App

Jev converts websites into native mobile apps by deciding the optimal build process and handling app store submissions.

VIDEO
Herramientas y appsEnglish

Source-linked curation

moritzkremb

jev-voice-browser

Control a real browser by voice. Jev (TypeSafe System One) decides intent + target in ~300 ms per spoken word; Playwright acts — often before you finish the sentence.

jev-voice-browser
Agentes y navegadoresEnglish

Source-linked curation

toks

Doom with branching futures

A community post describes using Jev with an LLM to play Doom, exploring multiple future outcomes.

VIDEO
Juegos y tiempo realEnglish

Source-linked curation

Misbah Syed

A page-by-page OCR router

A Jev-powered system that analyzes PDFs page by page to determine which require OCR processing.

A page-by-page OCR router
Decisiones y rutasEnglish

Source-linked curation

shiftynick

jev-axi

Agent-ergonomic CLI for TypeSafe's Jev: fast calibrated judgments (pick, rate, check, rank, triage, guard) from the shell.

jev-axi
Agentes y navegadoresEnglish

Source-linked curation

DanRWilloughby

snifftest

A prose linter that sniffs out AI writing tells. Zero dependencies, countable rules plus one judgment model.

snifftest
Agentes y navegadoresEnglish

Source-linked curation

Ira Bodnar

Seven more SEO and GEO workflows

Jev handles seven SEO and GEO workflows, including competitor page analysis, citation likelihood, and content optimization.

VIDEO
Agentes y navegadoresEnglish

Source-linked curation

Paul

jev-piano

A developer project for the games shelf, where Jev improvises piano with proper questions.

jev-piano
Juegos y tiempo realEnglish

Source-linked curation

Ravinder Poonia

jev-flash-router

An agent project aimed at reducing token usage for coding agents via an MCP server.

jev-flash-router
Agentes y navegadoresEnglish

Source-linked curation

docxology

daf-jev

Daf-jev: composable Python toolkit for TypeSafe's Jev (System One) decision API — question builders, confidence gates, evaluator, calibration, CLI, MCP server, agent skill.

daf-jev
Agentes y navegadoresEnglish

Source-linked curation

Sachin

Jev plays Catan

A community post exploring Jev's behavior in a game of Catan, where multiple Jevs struggle with negotiation.

VIDEO
Juegos y tiempo realEnglish

Source-linked curation

Sawyer Hood

A prompt box that fills itself in

Jev automates the filling of prompt boxes by selecting appropriate agents, models, or computers for specific tasks.

VIDEO
Agentes y navegadoresEnglish

Source-linked curation