A FIELD GUIDE TO JEV / VOL. 01

Pequenas decisões.
Grandes possibilidades.

O melhor de Jev: projetos reais, guias práticos e ideias de toda a internet.

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

Post de lançamento do Jev

Diogo Almeida apresenta o Jev, o modelo de decisão estruturado do TypeSafe. Assistir ao filme de lançamento e explorar o fio original para o abordagem do modelo, exemplos e desempenho relatado pelo autor.

Start with the Launch Post. Explore four official signals.

1.198 recursos

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

itsmostafa

typesafe-mcp

Go CLI and single-binary MCP server exposing TypeSafe judgments to Claude Desktop, Claude Code, and Codex.

typesafe-mcp
Agents & browsersEnglish

Source-linked curation

usenotra

notra

Marketing analytics platform whose feature flag routes brand-visibility classifiers off an LLM and onto Jev boolean decisions.

notra
Decisions & routingEnglish

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TRADUZIDO1 clicks / 7d
nshkrdotcom

typesafe_sdk

Uma porta idiomática para Elixir do SDK oficial TypeScript AI (ai / ai-sdk), oferecendo integrações unificadas de LLM, stream de texto e saídas estruturadas, chamada de ferramentas e fluxos de trabalho agêntes. Jev é seu modelo principal e o primeiro modelo System One.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Start hereEnglish

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Paul

jev-piano

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

jev-piano
Games & real timeEnglish

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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
Research & dataEnglish

Source-linked curation

jiawei686

jev-ultrafast-mcp

Hand the browser work off: an MCP server where a decision model drives the page for your agent, so a flow costs one tool call instead of a turn per click. Ref-based element tables, code-checked assertions, zero-model macro replay. Speaks CDP to your Chrome.

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

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jh1373

jev-search

Offline Obsidian search with optional Jev reranking of results, requiring user approval before reranking.

jev-search
Research & dataEnglish

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madewithjev.com

What is Jev?

A resource explaining Jev's capabilities, limitations, and applications as a System One model.

What is Jev?
Tools & appsEnglish

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anpicasso

hermes-jev-approvals

PoC: TypeSafe Jev as the reviewer for Hermes Agent smart command approvals. 8.7x faster, 4.4x fewer prompts, measured on 153 real commands. Approvals only.

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

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somoore

Interlock

A developer project that uses Jev as a sensor to control access to agent tools, enhancing security and functionality.

Interlock
Agents & browsersEnglish

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TheGali

terrarium

A sandbox where a TypeSafe System One model presses the controls of a small creature. Code runs the world.

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

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

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Kushwho

jev-codes

Audit your git diff against YAML coding-standards packs using TypeSafe's Jev model, from a CLI or your AI agent's command/skill.

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

Source-linked curation

Charlyhno-eng

jev-document-classification

JEV Document Classification enables the rapid and cost-effective classification of text-based documents using AI, leveraging TypeSafe's "System One" model.

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

Source-linked curation

scale-venture-partners

riff

A small, fast prose linter: ruff-style rule codes for writing, backed by TypeSafe's Jev model.

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

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n-yokomachi

jev-dev

同じ発言を jev と LLM の両方に判定させ、感情の変動値のズレと応答速度を1画面で見比べるデモ(affectus + Vercel AI Gateway).

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

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rhighs

jev-code (rhighs)

Interactive TypeScript coding CLI with typed routing, decision programs, and validated formal trees driven by Jev.

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

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marcus

frost

A flexible and configurable CLI model router using TypeSafe Jev.

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

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altryne

jevify

An agent skill to discover TypeSafe Jev opportunities, design typed questions, and learn from recent community experiments.

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

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maker-KK

todo-jev

⚡ Ultra-fast, low-cost intelligent task classifier and 3-tier routing engine powered by TypeSafe Jev (System One).

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

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ShuhanSun

jev-oas-sentinel

Catch breaking API behavior hidden in OpenAPI prose with deterministic checks and TypeSafe JEV System One semantic review.

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

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HackSing

jev-report

发明 RLHF 的人,这次做了个不会说话的模型:Jev 独立研究报告。52 页 PDF + 50 条中文实测复现包 + 143 条可回溯数据表.

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

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WquGuru

大声读 (dasheng)

Dasheng is a GitHub tool combining speech recognition with Jev for real-time word-by-word transcription and marking of spoken content.

JEVLAB decorative pixel illustration; not source mediaJEVLAB ART
Tools & apps简体中文

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BillionsBobby

JevRouter

A lightweight Jev-powered router for models, tools, and subagents.

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

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acharyaanusha

magic-jev

A Magic 8 Ball for pull requests: click the ball and it answers "should I approve this?" with one of the 20 classic phrases, chosen by Jev from the PR's real signals in about 200 ms.

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

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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

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Bodila51

grok-bot-jev

Connect TypeSafe Jev to Grok Bot as a cheap decision layer - usage gates, skill template, examples.

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

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TRADUZIDO
shaharia-lab

jev-cli (shaharia-lab)

Ferramenta de linha de comando para o modelo Jev da TypeSafe AI. Permite fazer perguntas sim/não, múltipla escolha e de rubrica sobre qualquer texto e obter probabilidades calibradas. As respostas funcionam como códigos de saída para shells e CI, JSON para scripts e ferramentas MCP para agentes de IA.

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

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fgn

jevgo

Go client for TypeSafe AI's System One API (Jev), with optional Langfuse instrumentation.

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

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jtsang4

jev-cli

CLI for TypeSafe AI's Jev evaluation model — typed questions in, structured JSON answers out.

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

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qddegtya

qualm

Typed decisions from a System One model. An uncertain answer is a different type from a confident one — and the compiler makes you handle it.

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

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CheshiAI

Cheshi

Jev-powered conversation memory: find past sessions and revisit decisions with original sources. A macOS workspace for OpenAI Codex. Manage AI conversations and agents, explore code with CodeGraph, and work with Git, Ghostty terminals, and Apple Notes in one app.

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

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vercel

eve

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

eve
Agents & browsersEnglish

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jeffloo886

jev-notion

🚀 Blazing-fast native macOS menu bar companion for Notion. Pure Swift & SwiftUI (<3MB), 8 languages.

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

Source-linked curation