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A FIELD GUIDE TO JEV / VOL. 01

Piccole decisioni.
Grandi possibilità.

Il meglio di Jev: progetti reali, guide pratiche e idee da tutto il web.

1198risorse16lingue
TypeSafe AI THE OFFICIAL SIGNAL 4 HIGHLIGHTS
Diogo Almeida@CompleteSkepticLAUNCH POST

Il post di lancio di Jev

Diogo Almeida presenta Jev, il modello di decisione strutturato di TypeSafe. Guarda il filmato di lancio e esplora il thread originale per l'approccio del modello, esempi e prestazioni riportate dall'autore.

Start with the Launch Post. Explore four official signals.

1198 risorse

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

jomatsu

zod-jev

Zod validates the shape, Jev validates the meaning: semantic checks on request bodies become calibrated probabilities you threshold in code.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Tools & appsEnglish

Source-linked curation

rainbowpuffpuff

jev-builder-loop

Grok skill: Jev as a judgment sensor in a builder-agent loop (priors × probabilities → next act).

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

siroccomask

snake-jev

Snake controlled by parallel Jev assessments, with one API call per game tick.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Games & real timeEnglish

Source-linked curation

keltokhy

jgrep

Grep, but the pattern is a description. Filters lines by meaning with TypeSafe's Jev decision model: ~200 ms and a thousandth of a cent per line.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

tacticocc

Jevbridge

ACP and MCP adapter that bridges TypeSafe Jev with any LLM — computer use and typed decisions alongside Codex, Claude, Grok, and OpenCode.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

Twister915

typesafe-ai

Typed TypeSafe AI clients for Rust, with async and blocking backends and observable retries.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Tools & appsEnglish

Source-linked curation

MirkoSonio

jev-reflex

A developer project demonstrates Jev's rapid response to browser tasks, with decisions made in approximately 100 milliseconds.

jev-reflex
Agents & browsersEnglish

Source-linked curation

zadescoxp

Jev-Trades

Trading bot with the all new TypeSafe AI's first system one model named as Jev.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Markets & experimentsEnglish

Source-linked curation

fabricioctelles

modelsystem

Curated catalog of System One / Decision Models — contributions for modelsystem.one.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Research & dataEnglish

Source-linked curation

cephalization

jev-triage

Uses typeful jev, zero sync to pull and sync large repositories for issue triage.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

kerpopule

hermes-jev-skills

Jev-powered model routing, memory, compaction, skill selection, computer and browser use for Hermes agents (also Claude Code and Codex).

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

haseeb-heaven

jev-system-one

A polished OpenAI + TypeSafe Jev terminal interface for answers with transparent decision reports.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Tools & appsEnglish

Source-linked curation

justinhe16

trade-jev

Backtest Jev (TypeSafe) as a BUY/SELL/HOLD trader on NQ L10 order-book data.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Markets & experimentsEnglish

Source-linked curation

ndolinschi

toolgate

Agent tool/MCP call gate — allow / ask_human / deny via TypeSafe Jev.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

Devin-AXIS

jev-dsh-decision

Jev DSH 决策引擎|面向 Agent Harness 的结构化决策插件。原生支持 DeepSeek Harness,通过 iPolloWork 支持 OpenCode、Codex Harness。

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

thruwire

foreman

Software Factory Foreman: an agent supervisor that uses Jev decisions to keep coding agents on task.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

GenieRobot

typesafe-ai-rails

Community Rails integration on the typesafe-sdk gem: configuration, persisted usage and cost telemetry, and opt-in confidence policies.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Start hereEnglish

Source-linked curation

valentynkit

jev-commit

Pre-commit hook: one Jev call judges whether your commit message matches the staged diff, plus debug leftovers, unmentioned work, and a credential check.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

Mandrilsquad1441

jev-model-router (Mandrilsquad1441)

Pick the best AI model and reasoning effort for any task in ~1s. Plugin for Claude Code, Claude Desktop and Codex, powered by TypeSafe's Jev decision model and live OpenRouter pricing. Balance intelligence, speed and cost, or choose your priority.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Agents & browsersEnglish

Source-linked curation

realZachi

pg-jev

Ask your Postgres tables questions in plain language. A PostgreSQL extension powered by TypeSafe's Jev.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Tools & appsEnglish

Source-linked curation

SELEZIONETypeSafe AIUFFICIALETRADOTTO
TypeSafe AITypeSafe AITypeSafe AI

TypeSafe AI

Pagina principale dell'azienda, lista di attesa e panoramica dei prodotti.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Start hereEnglish

Source-linked curation

kshetrajna12

reflex

A small open decision model: state + typed questions -> calibrated probabilities. A Jev / System One re-creation on Qwen3.5.

reflex
Research & dataEnglish

Source-linked curation

hr98w

jev-visual

An educational Jev-like visual inference experiment on Apple Silicon: shared context, direct candidate scoring, and local visual demos.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Decisions & routingEnglish

Source-linked curation

Omar Hernandez

jevmod

GitHub project for content moderation with category-specific probability thresholds. Enables automated content filtering.

jevmod
Decisions & routingEnglish

Source-linked curation

Ojus M Save

Beat Jev

A game project involving a penalty shootout against Jev using Render Workflows and Postgres.

Beat Jev
Games & real timeEnglish

Source-linked curation

AntonioCoppe

jev-harness

Decision harness for TypeSafe Jev — confidence gates, shadow mode, recipes, and evals. Claude CLI 48.9s → Jev 1.3s on the same row-filter job.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Research & dataEnglish

Source-linked curation

SELEZIONETypeSafe AIUFFICIALETRADOTTO
TypeSafe AI

TypeSafe esce dallo stealth

L'annuncio ufficiale di lancio di TypeSafe introduce il laboratorio e indica agli sviluppatori di Jev. Include il filmato di lancio di Diogo Almeida e l'introduzione originale.

Start hereEnglish

Source-linked curation

giuliosmall

pg_typesafe

Pre-alpha PostgreSQL extension for TypeSafe AI (Jev) categorical classification.

pg_typesafe
Decisions & routingEnglish

Source-linked curation

hemanth

jev-chess

Chess moves, evaluations, persona opponents, and game classification with TypeSafe AI System One.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Games & real timeEnglish

Source-linked curation

SiliconLabAI

OpenJev

An open-source project aiming to develop a Jev-class decision model for research purposes.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Research & dataEnglish

Source-linked curation

24601

Augustus

Agent skill: design judgment-assisted systems with TypeSafe Jev (System One). Maps Choice/Score/Noul onto decision theory, reranking, and routing. Composition algebra, question design, validation gates. MIT.

Augustus
Agents & browsersEnglish

Source-linked curation

YehuiTang0316

nlgrep

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.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Tools & appsEnglish

Source-linked curation

zwliJay

JevForge

End-to-end Jev-style structured-decision stack for auditable data construction, Qwen3.5-0.8B training, fixed Mind2Web and OOD evaluation, preliminary RLCD, local serving, and interactive replay.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Research & dataEnglish

Source-linked curation