Jev Show

Projects built with Jev

15 runs 2,551 Jev calls 7m 30s judging last run 23 Sep 02:01 UTC 549k input tokens since 21 Sep

Latest run23 Sep 02:01174 found 132 new 95 unchanged 13 published 12 unverified 12 rejected 94 calls 18sall 15 runs

  • jev-adaptive-effort

    Jev (TypeSafe System One) picks Claude's reasoning effort per step: coding agent + music-taste analyst, with demo videos

    robertovoyk-ctrl

    agent-harnessgithub23 Sep

  • jev-showcase

    Interactive showcase of TypeSafe's Jev System One model (choice / score / noul) via OpenRouter — zero-dependency Node app

    AI-Unleashed

    demogithub23 Sep

  • jev-typesafe-usecases

    15 Jupyter notebooks teaching Jev (TypeSafe System One) with a realistic SQLite sample shop — clone, add two API keys, and learn

    Rajrel

    demogithub23 Sep

  • JEVChess, has a live demo

    JEVChess is an elegant, minimal chess platform designed around the chess.com aesthetic, It delivers rapid tactical responses using TypeSafe AI's **Jev** System-One model and heuristic fallback evaluation, without requiring any external database.

    vamsi243

    gamegithub23 Sep

  • jev-subagent-router

    Use TypeSafe Jev to select subagent models and reasoning effort in Codex and Claude Code.

    DefensiveSniper

    agent-harnessgithub23 Sep

  • playwright-jev

    基于 Jev + playwright-cli 的自然语言 Web E2E 测试工具：Jev 负责决策，Playwright 负责执行，代码负责断言与安全边界。Goal-driven web E2E testing with Jev + playwright-cli: bounded AI decisions, real browser execution, and deterministic assertions.

    dingw530

    dev-toolgithub23 Sep

  • tictacjev

    A tic-tac-toe app where one player is Jev, TypeSafe AI's System One Model with live confidence scores and probabilities.

    darthblanc

    gamegithub23 Sep

  • neon-snake-ai-journal

    Week 6 AI Journal prototype: a polished Snake game with a local controller and a TypeSafe AI Jev integration hook.

    SamFaulkner62223

    gamegithub23 Sep

  • inbasket-triage, has a live demo

    Jev (TypeSafe AI) triages EHR in-basket messages: urgency, owner pool, flags and which prompt snippets the LLM drafter needs. Synthetic demo.

    Stephonomon

    demogithub23 Sep

  • RFxCheck, has a live demo

    Open source Chrome extension for semantic RFx requirement checking, powered by TypeSafe Jev.

    NeerajMohanty

    dev-toolgithub23 Sep

  • jev-decision-mcp

    Local MCP server for TypeSafe Jev typed decisions, with Codex integration

    amidabuddha

    dev-toolgithub23 Sep

  • typesafe-ai

    Unofficial typed wrapper around the TypeSafe AI SDK: ask typed questions, get unwrapped answers.

    jonaed1230

    librarygithub23 Sep

  • klassify

    Kotlin Multiplatform DSL and SDK for TypeSafe System One classification

    fajarnuha

    librarygithub23 Sep

  • jev-support-agents

    Multi-agent customer support API where the LLMs write the text and a typed decision model makes the decisions. Jev (TypeSafe System One) handles routing, response evaluation and retry/escalation; FastAPI + Ollama. Includes a 60-ticket benchmark against LLM free-text and structur…

    RavioliCodes

    agent-harnessgithub22 Sep

  • typesafe-client-js

    Unofficial, dependency-free TypeScript client for the TypeSafe System One API, emitted as a single readable ESM file.

    dag-node

    librarygithub22 Sep

  • jev-agent-harness

    Jev (TypeSafe AI System One) agent harness guide + video manual — from the LangChain 'Building a Harness with Jev' post. Learn Jev Noul/Choice/Score questions, Model Router, and AutoMode guardrails with LangChain.

    bpmforbusiness

    agent-harnessgithub22 Sep

  • dsh-jev-interceptor

    ⚡ Millisecond System-1 judgement for every tool call in DeepSeek Harness — Jev-powered risk classification & evidence-gated auto-approval. Fail-closed by construction. dsh 生态第一个 System-1 决策插件

    AskTheWay

    guardrailsgithub22 Sep

  • siteclarity

    Evidence-backed AI answer-readiness auditing for web pages. Tells you what to fix, with a verbatim quote for every finding — never a score. Built on TypeSafe's Jev System One decision model, so no generative AI is used and no evidence can be invented. MIT.

    sanjuacodez

    dev-toolgithub22 Sep

  • hippo-memory, has a live demo

    Biologically-inspired memory for AI agents. Decay, retrieval strengthening, consolidation. Zero runtime deps, SQLite, MCP. Benchmarked retrieval with an opt-in hosted TypeSafe Jev reranker.

    kitfunso

    librarygithub22 Sep

  • laya-railway

    Laya open-weights decision model behind a TypeSafe/Jev-compatible API, as a Railway template

    nomideusz

    librarygithub22 Sep

  • backoffice-agents

    Piloto de agentes de backoffice: LLM gera e raciocina, Jev (TypeSafe AI) decide, roteia e verifica

    lucianoon

    agent-harnessgithub22 Sep

  • jev-paints, has a live demo

    Tell Jev what to paint and watch it happen, one gesture at a time. TypeSafe's Jev + p5.brush.

    danmana

    demogithub22 Sep

  • guideme-typescript

    TypeScript guideme SDK: a TypeSafe Jev judgment as control flow

    pedro-pscunha

    librarygithub22 Sep

  • typesafe-client

    Java client for the TypeSafe System One API (Jev): typed questions in, calibrated probabilities out

    sava-software

    librarygithub22 Sep

  • jev-nim-client

    Nim client library for the TypeSafe.ai System One (Jev) API

    aboisvert

    librarygithub22 Sep

  • pokemon-showdown-jev-agent

    Autonomous Pokemon Showdown battle agent powered by Jev AI (System One Model by TypeSafe AI), with a validated poke-env harness, safe fallback decisions, and a live dashboard for transparent battle state, legal moves, probabilities, telemetry, and Jev decision history.

    NatBrian

    agent-harnessgithub22 Sep

  • jev-router-harness

    AI TUI harness using Vercel Eve and typesafe-ai/jev for dynamic model routing

    mjmiller41

    agent-harnessgithub22 Sep

  • typesafe-jev-keys

    Create and manage TypeSafe Jev API keys from your terminal.

    mooshee

    dev-toolgithub22 Sep

  • relay-macos-assistant

    Experimental local-first macOS voice automation using whisper.cpp, TypeSafe Jev routing, typed actions, and optional Ollama generation.

    sai-harsha-k

    agent-harnessgithub22 Sep

  • jev-mario

    TypeSafe Jev plays Super Mario Bros.

    4esv

    demogithub22 Sep

  • hermes-nerve

    Nerve is a supervisory nervous system for Hermes agents, adding typed System One decisions, ranking, verification, token-aware oversight, and an opt-in tool gate powered by TypeSafe Jev or Open Source Laya

    keeltrace

    guardrailsgithub22 Sep

  • jev-dev-harness

    Open-source developer harness and runtime safety toolkit for AI coding agents powered by TypeSafe AI / Jev

    celolopes

    agent-harnessgithub22 Sep

  • im-in-danger

    Stranger danger for AI agents: detect prompt injection in content your agent fetches, before it reads it. Runs on TypeSafe's Jev System One model by default; local and keyword detectors included. Benchmarked, failures published.

    kaiserama

    guardrailsgithub22 Sep

  • chat-guard

    Real-time AI chat moderation for Unity games: ASP.NET Core proxy over TypeSafe Jev, Next.js dashboard, Unity UPM package

    chatguard-dev

    guardrailsgithub22 Sep

  • typesafe-ai-go

    A simple SDK for integrating Typesafe AI's Jev into your Go projects

    gamebox

    librarygithub22 Sep

  • ElBruno.AI.Jev

    Community .NET 10 SDK for official TypeSafe AI Jev typed decisions and Microsoft.Extensions.AI integrations.

    elbruno

    librarygithub22 Sep

  • papaya

    Local typed decisions on ARM: a TypeSafe-compatible System One API for Raspberry Pi. llama.cpp Q8 backbone + torch decision head; 4.8x faster than the official SDK, decisions identical.

    m0rphtail

    librarygithub22 Sep

  • typesafe-sdk

    Haskell SDK for TypeSafe AI

    byteally

    librarygithub22 Sep

  • jev-demo

    Jev (TypeSafe System One) 学习与实测：概念文档 + 5 个可运行 demo + 可复现压测。实测 jev-1.13.0：扇出几乎免费，40 问与 1 问等延迟。

    sawzhang

    demogithub22 Sep

  • pi-jev-permit

    A Jev (TypeSafe System One) permission gate for the Pi coding agent: judges every bash / write / edit call before it runs

    kurihada

    guardrailsgithub22 Sep

  • typesafe-showcase, has a live demo

    Next.js UI showing off TypeSafe's System One model (Jev) — parallel Noul judgments and a Choice-based citation checker, deployable to Vercel

    Ashadeepa

    demogithub22 Sep

  • dsh-jev

    Ask Jev (TypeSafe System One) typed questions from DeepSeek Harness: batch judgements with probabilities, configured per user in Settings.

    RaulLazaro

    benchmarkgithub22 Sep

  • qq-jev-hud

    Non-intrusive QQ chat intent & risk HUD powered by TypeSafe Jev (System One) - 无侵入的 QQ 聊天意图/风险悬浮卡

    Evan26Ma

    guardrailsgithub22 Sep

  • better-jev-for-all

    Open, self-hostable, faster System One decision model — API-compatible alternative to TypeSafe's Jev

    asp616848

    librarygithub22 Sep

  • jev-cli

    Clean-room CLI for TypeSafe System One / Jev Decision Contracts, search, and benchmarks.

    shetautnetjer

    dev-toolgithub22 Sep

  • battle-arena, has a live demo

    Monochrome 1v1 battle arena for anime, comics, and shows — judged by Jev (TypeSafe AI System One).

    xshubhamg

    benchmarkgithub22 Sep

  • jev-gates

    Three gates for any coding agent: a deterministic approval gate before irreversible actions, a completion gate that demands evidence instead of «done», and a rubric regression gate. Powered by TypeSafe Jev (System One). Works with Claude Code, Codex, DeepSeek Harness, Cursor, op…

    cwjechw98-lang

    guardrailsgithub22 Sep

  • ego-jev

    Drive the ego lite browser with Jev (TypeSafe System One): one indexed element table in, one operation + target out, single process. ~2x faster than a per-step LLM loop in our measurements.

    jiangkoumo

    agent-harnessgithub22 Sep

  • sieve

    Sieve: a Chrome extension that scores which LinkedIn and Reddit posts are worth your time and suggests reply angles, built on TypeSafe's Jev. Never posts for you.

    gdamiani1

    othergithub22 Sep

  • jev-dimabsa

    TypeSafe Jev baseline for DimABSA (SemEval-2026 Task 3) subtask 1: zero-shot and 3-shot valence-arousal regression

    ZhangYiqun018

    benchmarkgithub22 Sep

  • system-one-chess

    Chess against Jev, TypeSafe AI's System One model, through OpenRouter. Built with the pico framework.

    dperezcabrera

    gamegithub22 Sep

  • system-one-poker

    How good is Jev AI at Texas Hold'em? TypeSafe AI's System One model plays poker through Vercel AI Gateway or OpenRouter, measured against expected value. Built with the pico framework.

    dperezcabrera

    benchmarkgithub22 Sep

  • pg-jev

    Typed Jev decisions inside PostgreSQL

    mejiasd3v

    librarygithub22 Sep

  • gmail-jev-guard

    JevGuard — estensione Chrome MV3 che mostra nella lista di Gmail la probabilita' che un messaggio sia spam o phishing, calcolata da TypeSafe Jev

    maxvaega

    guardrailsgithub22 Sep

  • laya-unity

    Unity-native SDK for Laya and System One decision models — Choice, Noul, Score, local Laya, and TypeSafe-compatible backends.

    0x440-1me

    librarygithub22 Sep

  • typesafe-sdk-go

    TypeSafe Go SDK

    PinableAgents

    librarygithub22 Sep

  • typesafeai-go, has a live demo

    An unofficial, dependency-free Go (Golang) SDK for the TypeSafe System One API

    refaldyrk

    librarygithub22 Sep

  • typesafe-sdk-go

    Unofficial Go SDK for the TypeSafe AI System One API — 1:1 parity with the official JS and Python SDKs. Not affiliated with TypeSafe AI.

    valksor

    librarygithub22 Sep

  • TypeSafe.Sdk.C-

    C# Library to use the Typesafe APIs, Direct conversion from Python/JS libraries

    Biztactix-Ryan

    librarygithub22 Sep

  • jev-skils

    Claude Code skill: integrate TypeSafe's Jev (System One model) into JS/TS projects — primitives, SDK, patterns, runnable example, triggering evals.

    giorgiocerruti

    librarygithub22 Sep

  • jev-computer-use

    TypeSafe Jev (System One) decision layer + CPU-first GUI agent prototype (RapidOCR + Jev + pyautogui + dHash)

    Amakingithub

    agent-harnessgithub22 Sep

  • jev-crash-course

    An 11-level crash course on Jev, TypeSafe AI's System One decision model — runnable examples against the real API, plus a capstone project with unit tests and evals. Works with any LLM provider via LiteLLM.

    nadeemcite

    demogithub22 Sep

  • jev-trade-cc

    Jev Can Trade Stocks — a point-in-time O'Neil momentum backtest where TypeSafe's System One model picks the entries and judges the exits

    michaelpersonal

    benchmarkgithub22 Sep

  • hunch

    ⚡ Browser agent that acts on a hunch: Jev (TypeSafe System One) picks every click in ~150 ms, an LLM is only needed when confidence drops. Zero-dependency Python on top of agent-browser.

    HAR5HA-7663

    agent-harnessgithub22 Sep

  • jev-sdk-java

    Type-safe Java 21 client for the TypeSafe AI Jev (System One) decision API

    luigivis

    librarygithub22 Sep

  • jev-model-test

    Testing Jev, the System One model from TypeSafe AI, to check whether a resume and a job description align before applying.

    AditiSonawane96

    demogithub22 Sep

  • jev-clone

    Local, contract-compatible System One decision server (typed questions -> calibrated probabilities, zero generation). Independent reimplementation; not affiliated with TypeSafe.

    alitrack

    librarygithub22 Sep

  • jev-ra, has a live demo

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

    brnyxx

    agent-harnessgithub22 Sep

  • typesafe-claude-kit

    Claude Code kit for TypeSafe (Jev): agents, skill, client, calibration tools

    herakles-dev

    agent-harnessgithub22 Sep

  • tinyjevclient

    An integration with jev by typesafe.ai in Rust

    tinyhumansai

    librarygithub22 Sep

  • gg-friggin-ez, has a live demo

    Fast, drop-in profanity and toxicity screener for Node.js, powered by TypeSafe AI Jev. Catches leetspeak, character spacing, and romanized profanity across languages including Kannada, Telugu, Tamil, Hindi, and Bengali. ~50-500ms latency.

    ItisShikhar

    guardrailsgithub22 Sep

  • jev-demo

    a demo of Typesafe's Jev a System One Model for structured decsion making

    jpvajda

    demogithub21 Sep

  • Hunkpick

    Resolve git merge conflicts by enumeration and judgment: code enumerates every valid resolution, a TypeSafe System One model picks, code gates the pick.

    hfnissum-byte

    dev-toolgithub21 Sep

  • jev-examples

    Experiments with TypeSafe Jev — a Gmail organiser built on typed System One decisions

    Sourav19o7

    demogithub21 Sep

  • jev-chess

    Chess against Jev, TypeSafe AI's System One model, through OpenRouter. Built with the pico framework.

    dperezcabrera

    gamegithub21 Sep

  • jevify

    grep for meaning: find the error in a 10,000-line log, a commit by description, the command for a task. A Unix CLI, no key needed. Powered by Jev from TypeSafe AI.

    tpellet

    dev-toolgithub21 Sep

  • system-one

    Typed, calibrated decisions for Rust: a backend-agnostic client for System One models (TypeSafe AI's Jev), with cost-matrix decisions, caching, recording and calibration.

    heyaozh

    librarygithub21 Sep

  • guideme-python

    Type-safe inline judgments from TypeSafe Jev, for Python

    pedro-pscunha

    librarygithub21 Sep

  • blockly-jev, has a live demo

    Blockly extension: TypeSafe Jev judgments (Noul, Choice, Score) as first-class blocks

    eriestra

    librarygithub21 Sep

  • 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

    docxology

    librarygithub21 Sep

  • typesafe-sdk-go, has a live demo

    unofficial go sdk for typesafe ai. not affiliated with or endorsed by typesafe ai. a side project built to fill the missing go sdk gap, for the community to use.

    atharvamhaske

    librarygithub21 Sep

  • gojev

    golang implementation of typesafe.ai SDK

    wawan93

    librarygithub21 Sep

  • Microsoft.Extensions.AI.Providers

    Microsoft.Extensions.AI provider SDKs: Anthropic Claude and TypeSafe AI Jev

    FYIsoft

    librarygithub21 Sep

  • typesafe-guardrails

    Rebuilding the $1 Chevy Tahoe jailbreak, then stopping it: TypeSafe System One as a guardrail in an OpenAI Agents SDK agent, traced with Arize AX

    jimbobbennett

    guardrailsgithub21 Sep

  • Show HN: Agent Chaperone – Screen AI agent tool calls and results with Jev

    Hi everyone. TypeSafe released Jev last week, and it pushed me to build agent-chaperone. It is a screening layer for AI agent tool calls and tool results. It screens risky, off-task, or secret-leaking actions before they run, and prompt injections or other suspicious instruction…

    sepehrsafari

    guardrailshn21 Sep

  • jev-desktop

    基于 TypeSafe jev 模型（System One）的桌面端评估工作台

    slatejack

    benchmarkgithub21 Sep

  • kev.js, has a live demo

    Kev decision models in the browser: WebGPU/WASM via onnxruntime-web, TypeSafe System One API

    ai-ecoverse

    librarygithub21 Sep

  • jev-connect-four

    Connect Four played by TypeSafe's Jev System One model: one typed Choice per move, with Jev vs Jev personas and a baseline.

    dbssman

    benchmarkgithub21 Sep

  • SystemOneDotNet

    .NET client for TypeSafe System One (Jev) — typed questions in, typed answers with probabilities and confidence out. No prompt engineering, no output parsing.

    JabbaKadabra

    librarygithub21 Sep

  • typesafe-translate

    Escribe lenguaje natural y un LLM local lo compila a variables de TypeSafe (state + questions) y las ejecuta (Jev / System One)

    Obrais-cloud

    agent-harnessgithub21 Sep

  • jev-chrome-extension

    Highlight text, right-click, Ask Jev — TypeSafe Jev answers in a Chrome side panel

    gavansmyth-arch

    dev-toolgithub21 Sep

  • zjev

    Modular Python integration layer for TypeSafe Jev, with a typed evaluation client, CLI, HTTP API, Docker deployment, confidence policies, and reusable Choice, Score, and Noul primitives.

    notzSph

    librarygithub21 Sep

  • Footwork

    A dual-process browser agent: fast, calibrated System 1 decisions from TypeSafe Jev in front of the deliberate System 2 LLM loop of browser-use, with a code-owned arbiter, evidence-based verification, and Rust hot paths.

    Tom-R-Main

    agent-harnessgithub21 Sep

  • jevriel

    Give your AI JEV wings. A skill and plugin to build with TypeSafe Jev, upgrade LLM-only workflows and measure the result.

    thehan-co

    librarygithub21 Sep

  • twenty-questions

    Twenty Questions played by two AI models: gpt-oss-120b guesses, TypeSafe's Jev answers. Cloudflare Worker, zero dependencies.

    andrew-monroe

    gamegithub21 Sep

  • Jev-Register-Tool

    TypeSafe（Jev / System One）申请 → 确认邮件 → 获批 → 注册 → 建 API Key 全链路工具，纯 HTTP 无浏览器

    2951461586

    dev-toolgithub21 Sep

  • jev-edge

    Typed-judgment admission control at the traffic edge: three-layer prompt-injection and abuse filter for nginx/OpenResty, powered by TypeSafe Jev. Fail-open, cached, hot-reloadable.

    kiwi0719

    guardrailsgithub21 Sep

  • jev-starter

    Minimal Python starter for TypeSafe Jev typed decisions — UIbuckets

    uibuckets

    demogithub21 Sep

  • jev-stock-decision-maker

    JEV Decision is a live demo that turns market data into structured decisions. It pulls real-time prices, valuation ratios and sector context, then runs a 20-question against TypeSafe Jev model to score buy/sell conviction, financial health and risk

    0xZee

    demogithub21 Sep

  • typesafe-laravel

    Unofficial PHP/Laravel SDK for TypeSafe AI's decision model (Jev): typed choice, score and yes/no questions, a validation rule, and Http::fake()-style testing.

    marcemarin

    librarygithub21 Sep

  • typesafe-sdk-rust, has a live demo

    Unofficial async Rust SDK for the TypeSafe AI System One API: typed questions via #[derive(QuestionSet)], a port of typesafe-sdk-python.

    zchee

    librarygithub21 Sep

  • evoke, has a live demo

    Software, by reflex. A sentence becomes a call of a small program, chosen by Jev, TypeSafe AI's classifier, and run only when it is sure enough. Reflexes are recipes anyone can write, share and improve. A CLI you talk to, a package manager for reflexes from git, and a TypeScript…

    evoke-build

    dev-toolgithub21 Sep

  • jev-snake-game, has a live demo

    用 TypeSafe Jev（System One）驱动的自动贪吃蛇：每一步都是结构化判断，由代码组合。

    ximing

    gamegithub21 Sep

  • jev-obniz-led

    Jev × obniz LED: Physical AI Hello World — text → typed decisions (TypeSafe System One) → WS2812B LEDs

    kofujimura

    demogithub21 Sep

  • jev-xiangqi

    Play Chinese Chess (Xiangqi) against Jev - TypeSafe System One decision model as the AI. Score fan-out over legal moves.

    Zafer-Liu

    gamegithub21 Sep

  • judgements

    TypeSafe System One for pydantic users

    nk412

    librarygithub21 Sep

  • jev-domain-mcp

    Domain-specific MCP tools powered by TypeSafe Jev (System One decision model): a code-review gate and a content-moderation gate.

    jiawei686

    guardrailsgithub21 Sep

  • jev-cli

    JSON-in, typed-decisions-out CLI for the TypeSafe System One API

    lhotwll217

    dev-toolgithub21 Sep

  • jev-ai-gateway-sample

    Sample: TypeSafe Jev via Vercel AI Gateway

    bonghancho

    demogithub21 Sep

  • jev-perp-paper-trader, has a live demo

    Paper-trading dashboard for crypto perpetuals routed through Jev (TypeSafe System One model), inspired by public Jev-trader builds. Simulation only, no real order execution.

    original0211

    demogithub21 Sep

  • jevcraft, has a live demo

    TypeSafe's Jev plays VoxeLibre, a free block-world game, around the clock; recordings on Hugging Face.

    Ege-BULUT

    demogithub21 Sep

  • jev-symfony-bundle

    Unofficial Symfony bundle for TypeSafe AI's Jev: typed client, validator constraints, Messenger, Workflow guards and profiler panel

    vbcherepanov

    librarygithub21 Sep

  • jev-play-games, has a live demo

    Watch TypeSafe's Jev model play browser games live, with the odds of every move on screen.

    Ege-BULUT

    demogithub21 Sep

  • jev-labeler-action

    GitHub Action that labels new issues with TypeSafe's Jev model: one yes/no question per label, no generated text. Unofficial.

    yamadashy

    dev-toolgithub21 Sep

  • jevons

    A bounded Pi execution supervisor powered by TypeSafe Jev: decisions, recovery, review and verification.

    LilDojd

    agent-harnessgithub21 Sep

  • jev-arcade

    Can a System One model play arcade games? TypeSafe's Jev plays Tetris, Snake and 2048 — benchmarked against random and heuristic baselines.

    CankatSarac

    benchmarkgithub21 Sep

  • system1-system2

    Hybrid System 1 (TypeSafe Jev decisions) + System 2 (Claude Fable) demo with confidence-gated routing and cost/accuracy benchmarks.

    Iskandeur

    demogithub21 Sep

  • askgrep

    grep for the questions you cannot write as a pattern. Reads every function instead of sampling a few. Powered by Jev, TypeSafe AI's System One model.

    fajarhide

    dev-toolgithub21 Sep

  • tripwire

    Real-time supervisor that trips on an LLM's token stream and aborts bad generations mid-flight, using TypeSafe's Jev (System One) for ~150ms in-path judgments.

    anuran-de

    guardrailsgithub21 Sep

  • jev-feels

    Semantic decisions as ordinary Ruby — feels?, decide, score, Rails validations and pattern matching powered by Jev

    Qew7

    librarygithub21 Sep

  • typesafe-go

    Go SDK for the TypeSafe AI API: typed questions in, structured answers out. Zero dependencies.

    lib-x

    librarygithub21 Sep

  • typesafe-rs

    Rust SDK for the TypeSafe AI API: typed questions in, structured answers out. Published on crates.io as typesafe-sdk-rs.

    lib-x

    librarygithub21 Sep

  • TypeSafeAI, has a live demo

    First-class, NativeAOT-ready .NET SDK for TypeSafe AI System One, generated with AutoSDK.

    tryAGI

    librarygithub21 Sep

  • JevSharp

    .NET 10 SDK for Jev decisions through TypeSafe, OpenRouter, Vercel AI Gateway, and compatible endpoints.

    bariskisir

    librarygithub21 Sep

  • typesafe-go

    A security-focused, idiomatic Go client for TypeSafe’s System One API. Community-maintained; not an official TypeSafe SDK.

    stacklok

    librarygithub21 Sep

  • jev-board-game

    Belief as a primitive: instrumenting social-deduction games (Undercover, Werewolf, Avalon) with TypeSafe's calibrated System-One model, Jev.

    KeWang0622

    gamegithub21 Sep

  • dsh-jev-decide

    DSH plugin: register TypeSafe Jev (System One decision model) as an agent tool — jev_decide returns calibrated probabilities (noul/choice/score) for routing/triage/guardrail judgments, no text generation. 把 TypeSafe Jev 决策模型注册为 DSH agent 工具

    nanami-0713

    guardrailsgithub21 Sep

  • typesafe-jev-dojo

    A live, graphical dojo for TypeSafe's Jev (System One) typed decision model — routing, a Tetris-playing agent, parallel swarms, and an honest Jev-vs-Claude gauntlet.

    lafollett-labs

    demogithub21 Sep

  • tenbin

    MCP server and agent skill for the TypeSafe AI System One API (Jev): decompose a judgment into Choice / Score / Noul questions, lint them, measure on labelled data, and put calibrated thresholds in code

    simota

    benchmarkgithub21 Sep

  • jev-craft

    让 Agent 长出「操作杆」：用 System One 模型（Jev）承担高频判断、多模态模型当眼睛。给思路 + 可跑的参考实现（75 条离线断言，零依赖零 key）

    1816586742-stack

    agent-harnessgithub21 Sep

  • jev-lab

    Local lab for learning and testing TypeSafe Jev (System One)

    andrest04

    demogithub21 Sep

  • duckdb_jev, has a live demo

    Ask your DuckDB tables questions in plain language. A DuckDB port of pg-jev, powered by TypeSafe's Jev.

    judoaseeta

    librarygithub21 Sep

  • pi-typesafe

    Pi coding-agent extension built on the TypeSafe AI System One API (Jev)

    twilwa

    dev-toolgithub21 Sep

  • jev-linter-action

    Configurable semantic CI checks for repository files using TypeSafe Jev

    sable-inc

    dev-toolgithub21 Sep

  • jev-plays

    Autonomous game agent powered by TypeSafe AI's Jev (System One decision engine), starting with Pokémon Red.

    thumay9700

    demogithub21 Sep

  • JevChat

    A chat interface built on Jev, TypeSafe's decision-only model: every word is a typed decision

    fruitymcdoo

    demogithub21 Sep

  • jev-triage

    Automated issue & PR triage for open-source maintainers, powered by Jev (TypeSafe AI).

    ashafizullah

    dev-toolgithub21 Sep

  • open-jev, has a live demo

    an open-source, from-first-principles reconstruction of the ideas behind TypeSafe AI's Jev, written in pytorch

    kyegomez

    librarygithub21 Sep

  • jev-seo, has a live demo

    100% free ₹0 agent-first SEO & GEO CLI suite and MCP server in Rust replacing Semrush and OpenSEO via DuckDuckGo and TypeSafe Jev System One

    AkashPriyadarshii

    dev-toolgithub21 Sep

  • jevsql

    Text-to-SQL where the model never writes SQL — typed, calibrated decisions (TypeSafe Jev) + code-assembled queries

    sarathi-aiml

    librarygithub21 Sep

  • neurolink, has a live demo

    One TypeScript interface for 40 AI providers across three inference types — generate, stream, and decide. Decide returns typed, calibrated judgments (boolean/choice/score) via TypeSafe Jev, not text. MCP-native, voice (TTS/STT/realtime), RAG, memory, file processors. Powers Tara…

    juspay

    librarygithub21 Sep

  • JevTest

    Labeled replacement bench for TypeSafe Jev: classifiers, first-response routing, and agent context assembly.

    eddydong

    benchmarkgithub21 Sep

  • jev-router

    Jev-powered support ticket router — parallel structured decisions via TypeSafe AI

    hj01857655

    guardrailsgithub21 Sep

  • pi-prompt-enhancer

    pi extension that rates every prompt with TypeSafe's jev decision model and injects the missing pieces as hints.

    HikaruEgashira

    dev-toolgithub21 Sep

  • typesafe-ai.sdk

    .NET SDK for TypeSafe AI

    StefH

    librarygithub21 Sep

  • typesafe-ai-java

    Community-maintained Java SDK for the TypeSafe AI System One (Jev) API. Not an official TypeSafe product.

    jamilxt

    librarygithub21 Sep

  • clojev

    Unofficial portable Clojure SDK for TypeSafe System One

    antlobach

    librarygithub21 Sep

  • jev-go

    An unofficial Go SDK for TypeSafe AI's Jev model

    waygatetech

    librarygithub21 Sep

  • typesafe-jev-bridge

    Use the TypeSafe Jev decision model (System One) anywhere: zero-dependency OpenAI-compatible bridge for 9Router, Claude Code, Cursor, Cline & any OpenAI SDK. Typed yes/no, choice & score judgments via CLI or HTTP.

    RevocGG

    librarygithub21 Sep

  • ex_typesafe

    An Elixir SDK for Typesafe's API (https://docs.typesafe.ai/sdk)

    Tango-Tango

    librarygithub21 Sep

  • typesafe-go

    TypeSafe System One (Jev) 的 Go SDK — 类型化判断与概率,代码掌控工作流

    peach-zhang

    librarygithub21 Sep

  • hexis, has a live demo

    ZIO / Scala 3 SDK for TypeSafe System One (Jev)

    early-effect

    librarygithub21 Sep

  • Twitter-keyword-shield

    A high-performance content filtering userscript for X (Twitter), combining instant local rules with Jev (TypeSafe System One) semantic decisions to block spam and hidden promotions with sub-100ms latency.

    michelbrigante46-art

    guardrailsgithub20 Sep

  • system-one-axi

    Unofficial AXI-style CLI for TypeSafe System One models, including Jev.

    Coditan

    dev-toolgithub20 Sep

  • jev-lab

    Open lab: Jev (TypeSafe System One) routing in front of Claude Code - measured bugs, patch, and a hard fallback with alerts

    Pasblinn

    guardrailsgithub20 Sep

  • hfjev

    Classify Hugging Face datasets across typed semantic dimensions with TypeSafe Jev System One.

    hemanth

    data-pipelinegithub20 Sep

  • typesafe-jev-ruby

    Ruby client for Jev, TypeSafe's System One model: typed questions, probabilistic answers. Zero runtime dependencies.

    dtheofr

    librarygithub20 Sep

  • jev-oas-sentinel

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

    ShuhanSun

    dev-toolgithub20 Sep

  • typesafe-assist

    Home Assistant Assist conversation agent powered by TypeSafe's Jev (System One) model

    JanOstrowka

    agent-harnessgithub20 Sep

  • jev-reflex-autonomy-lab

    Multi-drone autonomy lab demonstrating TypeSafe Jev reflex decisions with optional System 2 strategy guidance.

    khordoo

    demogithub20 Sep

  • jev

    Haskell library for using TypeSafe AI's Jev

    realbogart

    librarygithub20 Sep

  • jev-like-srv

    jev HTTP router framework compatible with typesafe API

    bavovna

    librarygithub20 Sep

  • jev-lint

    An experiment with semantic code linting using Jev for TypeSafe AI

    schalkneethling

    dev-toolgithub20 Sep

  • grok-jev-router

    Jev decides, Grok Bot executes, humans control irreversible actions. A decision router for Grok Bot built on TypeSafe AI's Jev.

    colinmcdermott

    guardrailsgithub20 Sep

  • hermes-jev-approvals

    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.

    anpicasso

    guardrailsgithub20 Sep

  • typesafe-ai-go

    Community-maintained Go SDK for the TypeSafe AI System One evaluation API, with typed questions, fluent builders, retries, and examples.

    kisshan13

    librarygithub20 Sep

  • typesafe_ai_sdk

    An unofficial Dart SDK for the TypeSafe AI API

    RomainFranceschini

    librarygithub20 Sep

  • typesafe-sdk-java

    This is an unofficial community port and is not supported by TypeSafe.

    csabika98

    librarygithub20 Sep

  • jev-net, has a live demo

    A lightweight .NET client for the TypeSafe AI API (System One / Jev). One dependency; a faithful port of the official Python SDK.

    brightshore

    librarygithub20 Sep

  • jev-laya-free

    Free local Jev-compatible typed decisions backed by rules or Laya, with a TypeSafe SDK-compatible Python surface and deterministic Hermes/Qwen guards.

    Sharkelot

    librarygithub20 Sep

  • typesafe-ai-ruby

    Ruby client for the TypeSafe AI(Jev) System One API

    hnegishi

    librarygithub20 Sep

  • dsh-plugin-jev

    TypeSafe Jev (System One) as DeepSeek Harness agent tools, with the token accounting and benchmark to prove what they cost

    minhlucvan

    agent-harnessgithub20 Sep

  • jevtest

    情緒測謊器：嘴上說「好」，心裡真的好嗎？用 TypeSafe Jev（System One 模型）透過 OpenRouter 即時判斷，並與一般 LLM 對照

    joshhu

    benchmarkgithub20 Sep

  • codesafe

    Fast per-file safety/bug triage via TypeSafe System One API

    LingyeNBird

    dev-toolgithub20 Sep

  • Jev-Examiner

    An AI content moderation workflow powered by the [TypeSafe/Jev model](https://typesafe.ai).

    JularDepick

    guardrailsgithub20 Sep

  • jev-lang, has a live demo

    A small web app that identifies the predominant language in a text sample via Jev from TypeSafe AI

    lgraubner

    demogithub20 Sep

  • JEV-Dual-Spectrum-Phishing-Guardian

    Powered by TypeSafe AI (JEV System One) High-Speed Inference Engine, Fraud and Targeted Phishing Detection / Dual-Spectrum Analysis Platform for Conventional Social Engineering (V-Triad) and Generative AI Spoofing Risks

    YuyaForest

    guardrailsgithub20 Sep

  • jev-vphone-cli

    Jev from Typesafe.ai + vphone-cli

    gpazo

    dev-toolgithub20 Sep

  • jev-girlfriend-analysis

    女友翻譯器 | 基於 TypeSafe AI 的 Jev 模型來幫你猜女友的真實想法

    ycs77

    demogithub20 Sep

  • jev-issue-radar

    Evidence-based GitHub duplicate issue triage powered by TypeSafe Jev. Inspect original passages before making the call.

    Patrick-SCH03

    dev-toolgithub20 Sep

  • super-jev

    A small, extensible decision-to-action harness for TypeSafe Jev

    Kevthetech143

    agent-harnessgithub20 Sep

  • dsh-jev-guard

    DeepSeek Harness (DSH) 执行前安全阀门:bash/pwsh 真正执行前先经静态规则 + TypeSafe Jev 语义判定,破坏性操作按 允许/修正/拦截/上报人工 四态处置,含额度降级与审计日志。

    7starsseeker

    guardrailsgithub20 Sep

  • jev-comment-analysis

    Backs the WordPress AI plugin's Comment Moderation with TypeSafe Jev, through Connector for TypeSafe Jev

    juanlentino

    guardrailsgithub20 Sep

  • jev-harness

    TypeSafe Jev (System One) integrations for OMP, MCP, Claude Code, and Pi — fail-open decision routing, gating, and verbatim compaction.

    Talya1412

    agent-harnessgithub20 Sep

  • Jev-Playing-Flipping-Birds

    TypeSafe Jev plays Flappy Bird via flappy-bird-gymnasium, spectated live over WebSocket/FastAPI

    Vidit-Ostwal

    demogithub20 Sep

  • g1-de-ideias

    G1 DE IDEIAS — globo.com de ideias com JEV + OCR (Fábio Rosestolato). Portal estático 24/7: Tesseract + TypeSafe JEV 300ms + Flask + Vercel/Cloudflare.

    rosestolatoti

    demogithub20 Sep

  • typesafe-rust-sdk

    Official Rust SDK for TypeSafe AI (System One / Jev typed decisions).

    tanishqnalloju

    librarygithub20 Sep

  • typesafe-csharp-sdk

    Not so official csharp sdk for the TypeSafe API

    anktsrkr

    librarygithub20 Sep

  • spring-ai-typesafe, has a live demo

    A Java SDK for the TypeSafe AI (https://docs.typesafe.ai) JEV API, & Spring AI TypeSafe integrations.

    spring-ai-community

    librarygithub20 Sep

  • jev-android

    A Kotlin Android SDK for UI automation powered by TypeSafe Jev, with an accessibility runtime and sample app.

    dougsong

    librarygithub20 Sep

  • typesafe-sdk-dotnet

    Official-style .NET port of the TypeSafe AI client SDK (typed questions & answers)

    hardkoded

    librarygithub20 Sep

  • Show HN: Will Jev pull the lever in the trolley problem?

    The Jev benchmark you've all been waiting for: Will Jev pull the lever in the trolley problem? Don't think too much about it :) Place whatever you'd like on each side of the tracks, and GPU (my startup's AI system, whee!) will have Jev judge the result. As a…

    lanyard-textile

    benchmarkhn20 Sep

  • n8n-nodes-jev-systemone

    n8n community node for the Jev (System One) model by TypeSafe

    withabdul

    librarygithub20 Sep

  • jev-kit

    Typed client and benchmark harness for Jev, TypeSafe AI's System One decision model, through the Vercel AI Gateway. Measure accuracy, calibration and cost on your own data before you trust a threshold.

    FlorianRiquelme

    benchmarkgithub20 Sep

  • JEV-TheFishGame

    🐠 A multiplayer fish game where every AI decision is a TypeSafe Jev (System One) call — flee, hunt, roam, with live confidence bars. Node + WebSocket + Three.js.

    muratcanberber

    gamegithub20 Sep

  • aside-jev

    Aside agents decide with TypeSafe Jev (System One: Choice/Score/Noul). Not a Cua binding — Jev is the model, Aside is the browser runtime.

    himomohi

    agent-harnessgithub20 Sep

  • jev

    Send typed questions to TypeSafe System One and receive typed Ruby response objects.

    maful

    librarygithub20 Sep

  • open-jev-approvals

    Binary approval gate for Codex and Claude Code — every intercepted tool call is reviewed by TypeSafe JEV and composed through a versioned local policy, with scoped authorization.

    alexj11324

    guardrailsgithub20 Sep

  • jev-reranker

    Rerank, filter, and compress JSON search results with TypeSafe AI's Jev.

    shinpr

    librarygithub20 Sep

  • mysql-ailike

    Natural-language row filtering for MySQL, powered by TypeSafe Jev.

    maayanlevy

    librarygithub20 Sep

  • jev-paper-trader, has a live demo

    用 typesafe-ai/jev 做决策引擎的 BTC/ETH 纸面交易台（每 5 秒评估，含买卖点与决策历史）

    waterme7on

    demogithub20 Sep

  • maestro-jev

    Goal-driven UI verification on iOS/Android/Chromium: Jev (TypeSafe) decides each step, Maestro executes. Installs as a pi / Claude Code / Codex skill.

    lwyxzm

    dev-toolgithub20 Sep

  • jev-harness

    TypeSafe jev でエージェントの応答を審査し、形式的な完了を Stop hook で差し戻す Claude Code / Codex plugin

    maito1201

    agent-harnessgithub20 Sep

  • claude-code-jev-guardrails

    Real-time reflex layer for Claude Code guarded by TypeSafe's Jev System One model: calibrated probabilities in, deterministic allow/warn/block decisions out.

    javimp2003

    guardrailsgithub20 Sep

  • jev-dev

    Jev Router demo: TypeSafe Jev signals route prompts to a local or frontier model (Cloudflare Worker proxy + single-file web app)

    workszop

    demogithub20 Sep

  • jev-policy-engine

    Jev Policy Engine is the first universal Policy-as-Code SDK built for TypeSafe AI's Jev System One model. It allows RevOps, DevOps, and Security teams to define strict, deterministic AI governance rules in YAML, and execute them at high speed.

    BhavinM

    guardrailsgithub20 Sep

  • typesafe-lua

    A port of the Typesafe Jev SDK from typescript to Lua

    codegirl-007

    librarygithub20 Sep

  • typesafe_sdk

    An idiomatic, type-safe Elixir port of the official TypeScript AI SDK (ai / ai-sdk) providing unified LLM integrations, streaming text and structured outputs, tool calling, and agentic workflows. Jev is their current flagship model and is the first System One model.

    nshkrdotcom

    librarygithub20 Sep

  • typesafe-sdk-swift

    The unofficial Swift library for the TypeSafe API

    above-the-fold

    librarygithub20 Sep

  • system_one_sdk

    Provider-neutral Elixir/BEAM SDK for System One semantics: typed Noul, Choice and Score decisions, prepared evaluations, provider abstraction, batching, streaming, telemetry, OTP integration, runtime controls, model catalogs and evaluation tooling. TypeSafe is the first built-in…

    nshkrdotcom

    librarygithub20 Sep

  • swift-typesafe

    Unofficial Swift SDK for TypeSafe

    ainame

    librarygithub20 Sep

  • typesafe-sdk-elixir

    An unofficial SDK for TypeSafe AI

    Studio-Sasquatch

    librarygithub20 Sep

  • typesafe-sdk-ruby, has a live demo

    Unofficial Ruby SDK for the TypeSafe AI API (Jev model) - typed questions, retries, and typed errors. Community port of typesafe-sdk-js.

    afurm

    librarygithub20 Sep

  • Show HN: Jev, Fly Me to the Moon

    I built Odyssey, a browser based journey from Earth to lunar orbit. It uses Jev from TypeSafe AI to choose between navigation actions. You can watch each decision and the probabilities assigned to the available options as the flight progresses. The simulation provides the trajec…

    rahmanyoo

    demohn20 Sep

  • jev-pilot

    A simulated drone flown through an obstacle course by Jev, TypeSafe's System One decision model

    alikendir0

    demogithub20 Sep

  • jev-balik-oyunu

    Kararlarını TypeSafe Jev (System One) veren gerçek zamanlı çok oyunculu Three.js balık oyunu

    muratcanberber

    gamegithub20 Sep

  • typesafe

    Elixir client for the TypeSafe System One API

    hawkyre

    librarygithub20 Sep

  • jev-playground

    TypeSafe の Jev で遊んでみる

    tenkoh

    demogithub20 Sep

  • JevOnly

    Pure Jev that can "type" and drive towards task completion.

    buluoray

    agent-harnessgithub20 Sep

  • jev-go-sdk

    Dependency-free Go client for TypeSafe AI's System One API and the Jev model

    ajayk

    librarygithub20 Sep

  • jev-guardrails

    Jev-backed guardrails for agent tool calls: library, native OpenCode/Hermes/DeepSeek Harness hooks, and a hosted eval-credit service.

    codebam

    guardrailsgithub20 Sep

  • jevrs

    Rust client for TypeSafe AI's Jev (System One) model: sans-IO core, typed questions, WASI transports

    luizribeiro

    librarygithub20 Sep

  • jev-builder, has a live demo

    A browser form for building requests to TypeSafe's Jev: pick a template, fill in the blanks, copy the request. No JSON, no install, runs locally.

    collapseindex

    dev-toolgithub20 Sep

  • jevstudio

    Jev Studio para criar programas usando Jev da TypeSafe

    inteligenciamilgrau

    dev-toolgithub20 Sep

  • umby-jev-stack

    Portable agent skill: TypeSafe Jev as a cheap code-review classifier (HTTP + optional jev-review MCP)

    Umbylicus

    dev-toolgithub20 Sep

  • TiVM

    Computer-use agent for a throwaway Linux desktop: AT-SPI accessibility-tree perception, TypeSafe Jev / GPT-5.6 planners, a11y-invoke or xdotool actions, Docker + noVNC, verdicts and screenshots exported per run.

    maskjelly

    agent-harnessgithub20 Sep

  • jev-gate

    Calibrated PR review gates powered by TypeSafe Jev: a GitHub Action, a local CLI, and an OpenCode plugin

    totally-tim

    dev-toolgithub20 Sep

  • jev-router

    Route OpenAI-style chat requests to a model and reasoning effort, using TypeSafe's Jev decision model as the classifier

    hyspacex

    guardrailsgithub20 Sep

  • grevi

    Fast Rust CLI for AI-powered semantic search and natural-language command routing. Pick text, pinpoint build errors, and classify input in Unix pipelines. Powered by TypeSafe Jev.

    tpellet

    dev-toolgithub20 Sep

  • dethroned-ai

    Dethrone: a Reigns-style game where TypeSafe's Jev decision model is the king and you are the court. dethroned.ai

    aaddrick

    gamegithub20 Sep

  • gut

    Judgment as a programming primitive: YES / NO / UNSURE decisions with explicit cost of error, on top of TypeSafe AI's Jev.

    Kungie

    librarygithub20 Sep

  • typesafe-sdk-php

    Unofficial PHP library for the TypeSafe API

    Fox-Islam

    librarygithub20 Sep

  • typesafe_api_sdk

    Minimal Elixir client and HTTP/wire SDK for TypeSafe System One API, featuring OpenAPI-driven operations, bearer authentication, typed wire structs (Noul, Choice, Score), and normalized retry semantics over Pristine.

    nshkrdotcom

    librarygithub20 Sep

  • apa-agent-harness

    Production Agent Decision Harness for TypeSafe Jev & System One models — confidence-gated policy routing, shadow mode, and trajectory verification

    AiPersonacademy

    agent-harnessgithub19 Sep

  • apa-persona-engine

    Autonomous AI Persona Runtime & State-Machine powered by TypeSafe Jev System One decision intelligence

    AiPersonacademy

    agent-harnessgithub19 Sep

  • jev-test

    Playground for TypeSafe's Jev System One model (Next.js)

    Dillettant

    demogithub19 Sep

  • Jev-Calibration

    Does Jev's confidence mean what it says? Calibrating Jev (TypeSafe System One) with Platt scaling and isotonic regression.

    AnthusAI

    benchmarkgithub19 Sep

  • awesome-jev-apps

    Awesome Collection of apps built with Jev - a System One model

    Justmalhar

    demogithub19 Sep

  • TypeSafe

    SwiftPM client for the TypeSafe System One API

    krzyzanowskim

    librarygithub19 Sep

  • omp-jev-web

    OMP browser tool that drives any page from one goal using TypeSafe Jev (System One) decisions instead of the main model.

    Dakai

    agent-harnessgithub19 Sep

  • jev-browser-agent

    ego-browser + TypeSafe Jev: per-step browser decisions at ~1s and near-zero cost. Skill, router pilot, and measured results.

    smartdio

    agent-harnessgithub19 Sep

  • jev-curate

    Corpus curation with TypeSafe Jev — pass/fail gates, curated vs rejected JSONL

    ThyFriendlyFox

    data-pipelinegithub19 Sep

  • jev-city

    A traffic city where every car is driven by TypeSafe's Jev model, benchmarked against a rule-based driver.

    Bravim-Ketan-Purohit

    benchmarkgithub19 Sep

  • jev-kit

    Everything you need to run TypeSafe's Jev with Claude Code: a tool-call guard, tier guard, file search, browser agent, review, belay, compaction and installers.

    jonathanavis96

    agent-harnessgithub19 Sep

  • jev-projects, has a live demo

    Small demos of Jev (TypeSafe) through the Vercel AI Gateway: wiki race, town of agents, bullet chess, and more

    az9713

    demogithub19 Sep

  • jev-lab, has a live demo

    A hands-on lab for Jev, TypeSafe's System One model — AI decision trees, guardrails and routing with typed answers instead of text

    xergioalex

    demogithub19 Sep

  • stanley, has a live demo

    Territory intelligence for a NetSuite AE: Jev (TypeSafe) interprets company evidence and guides research; Claude powers chat and cited account stories. Next.js + Supabase + Vercel.

    armansra-hub

    agent-harnessgithub19 Sep

  • Augustus, has a live demo

    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.

    24601

    agent-harnessgithub19 Sep

  • jev-browser-kit

    Give any MCP-capable LLM harness an on-demand real-browser search tool (TypeSafe Jev) with per-run timing and cost tracking.

    vit-cerny

    librarygithub19 Sep

  • sudoku-vs-jev

    A terminal Sudoku game where TypeSafe's Jev model plays the game, built to probe its decision-making move by move

    zebedelu

    benchmarkgithub19 Sep

  • jev-crawlers

    Recursive bug-discovery crawlers powered by Jev: Unix-style primitives (seed, expand, judge, verify, report) with per-node typed judgments from typesafe-ai/jev.

    russfranky

    agent-harnessgithub19 Sep

  • jevdevice

    MCP server that lets an LLM agent control a real Android phone, using TypeSafe's Jev to pick real, runtime-discovered targets instead of hardcoded automation.

    Xopher00

    agent-harnessgithub19 Sep

  • jev-pruner

    Claude Code plugin: trim long Bash output with TypeSafe Jev before the model sees it

    tamaratran

    dev-toolgithub19 Sep

  • jevchess, has a live demo

    Jev, TypeSafe's System One model, plays chess against any OpenRouter LLM, Stockfish and you. One-page web app with live moves, Jev's move probabilities, saved games and win rates.

    choxos

    gamegithub19 Sep

  • chess-with-jev-

    An empirical experiment fusing TypeSafe AI's non-autoregressive Jev model (System 1) with a high-performance 0x88 alpha-beta search engine (System 2). Includes live Chrome extension tracking, trust window fusion, and real-time telemetry, capable of defeating 1825 ELO bots.

    Deepender25

    gamegithub19 Sep

  • typesafe-ai-dart

    A pure Dart sdk wrapper around Typesafe AI API and JEV

    T-moz

    librarygithub19 Sep

  • TypeSafeJevPlayground

    TypeSafe Jev Playground - idiomatic .NET port of typesafe-ai/typesafe-sdk-js v0.6.0

    laurentkempe

    librarygithub19 Sep

  • jev-java

    Unofficial Java SDK for TypeSafe Jev and Vercel AI Gateway, with Spring Boot and WebClient support

    gudcks0305

    librarygithub19 Sep

  • JevSwiftSDK

    An independent, type-safe Swift SDK for TypeSafe Jev, with async/await, batching, retries, and SPM support.

    NSStudent

    librarygithub19 Sep

  • typesafe-sdk

    Ruby client for typesafe.ai

    joshmn

    librarygithub19 Sep

  • typesafe-sdk-python

    The official Python library for the TypeSafe API

    typesafe-ai

    librarygithub · official19 Sep

  • HA-SystemOne

    Adding SystemOne APIs like Typesafe Jev to home assistant

    AtHeartEngineer

    librarygithub19 Sep

  • llm-cost-optimizer-jev

    An intelligent routing layer powered by TypeSafe AI's System One model Jev that sits in front of multiple LLM providers, analyzes each incoming request’s complexity, routes it to the cheapest model capable of handling it at acceptable quality, and continuously validates that rou…

    lorensation

    guardrailsgithub19 Sep

  • jev.nu

    Nushell module for the TypeSafe System One API: typed decisions with calibrated probabilities

    cablehead

    librarygithub19 Sep

  • vgi-typesafe, has a live demo

    A VGI worker exposing TypeSafe System One questions (choice, noul, score) to DuckDB/SQL as LATERAL-joinable table functions

    Query-farm

    librarygithub19 Sep

  • pi-Jev-browser

    Browser automation tools for pi: Jev (TypeSafe System One) chooses each action in a bounded DOM loop, plus a deterministic selector layer and a capability benchmark suite.

    laihenyi

    agent-harnessgithub19 Sep

  • jev-samples

    Runnable samples for Jev, TypeSafe AI's System One model: typed probabilistic decisions instead of prose

    aarora79

    demogithub19 Sep

  • mcts-agent

    Discriminative Monte Carlo Tree Search using TypeSafe Jev System One Primitives and Gemini

    lhemerly

    agent-harnessgithub19 Sep

  • reflex

    A coding agent and personal assistant with System One reflexes (TypeSafe Jev) on top of the Pi coding agent

    kaustav1996

    agent-harnessgithub19 Sep

  • mcp_jev

    Open MCP server to run TypeSafe Jev (System One) packs locally — Choice / Noul / Score for Cursor & agents

    pedroknigge

    dev-toolgithub19 Sep

  • JEValuate

    Auto-marking maths scripts with Jev (TypeSafe System One): 2,054 scripts, 96.6% agreement with human markers

    Akeel-Majeed

    benchmarkgithub19 Sep

  • pi-jev-control

    System-One control plane for Pi Coding Agent powered by TypeSafe Jev.

    goodruizhan

    agent-harnessgithub19 Sep

  • jev-client

    Zero-dependency TypeScript client for TypeSafe Jev (System One decision model) — OpenRouter, TypeSafe direct, and Vercel AI Gateway providers

    kierandotai

    librarygithub19 Sep

  • jevaluate

    Jevaluate: evaluate before you trust. Field notes, runnable scripts and an agent skill for TypeSafe Jev: gated evals, a browser loop, a product walk with DeepSeek vision, a UI text judge and a first-click tree test. Co-authored with Claude Fable 5.1.

    ElshinQ

    benchmarkgithub19 Sep

  • jev-review-action

    Configurable GitHub submission review and PR classification with TypeSafe Jev. No text-generation model.

    fatwang2

    dev-toolgithub19 Sep

  • jev-palette

    Semantic command palette (Ctrl+K) ranked by intent with TypeSafe Jev — one Choice call, the probability distribution IS the ranking

    amycardoso

    dev-toolgithub19 Sep

  • jev-games

    TypeSafe Jev arcade

    studee

    gamegithub19 Sep

  • toolgate

    Open auto mode for AI agents — a calibrated tool-call firewall powered by TypeSafe Jev. Ships as a Claude Code hook

    RiskAverseTech

    guardrailsgithub19 Sep

  • demo-grocery-web

    Basket — Snowplow grocery ecommerce demo with TypeSafe Jev purchase-intent classification

    dje96

    demogithub19 Sep

  • buy-it-or-leave-it

    A personal judgment app for more thoughtful purchases, powered by TypeSafe Jev.

    Lukisong82

    othergithub19 Sep

  • typesafeai-systemone-jev-go

    Typed Go client for the TypeSafe System One API (Jev): structured questions and answers your code can act on. Community SDK, MIT.

    mheers

    librarygithub19 Sep

  • typesafe-sdk-php, has a live demo

    Unofficial PHP SDK for the TypeSafe AI System One API — 1:1 parity with the official JS and Python SDKs. Not affiliated with TypeSafe AI.

    valksor

    librarygithub19 Sep

  • typesafe-rust-sdk

    Unofficial Rust client for TypeSafe's System One API (Jev): typed Noul, Choice and Score questions, async and blocking

    phiat

    librarygithub19 Sep

  • typesafe-elixir-sdk

    Unofficial Elixir client for TypeSafe's System One API (Jev): typed Noul, Choice and Score judgments over Req

    phiat

    librarygithub19 Sep

  • Show HN: Explore 2D semantic space with the Jev model

    SemanticSpace is an experiment around Jev, TypeSafe AI’s new model. It uses a Cartesian plane defined by arbitrary phrases for each axis, to map prompts onto the resulting 2D semantic space. You can edit the prompts and axes to visualize virtually any 2D relationship.

    holdswarm

    demohn19 Sep

  • typesafe-sdk-js

    The official TypeScript/JavaScript library for the TypeSafe API

    typesafe-ai

    librarygithub · official19 Sep

  • hermes-jev-plugin

    TypeSafe Jev (System One) decision tools for Hermes Agent: jev_check / jev_route / jev_score / jev_evaluate

    ajensenwaud

    guardrailsgithub19 Sep

  • jev-canvas

    Draw on a tldraw canvas with your voice and a pointing finger. Jev (TypeSafe System One) decides action, target and place in ~350 ms per spoken word.

    gaborishka

    demogithub19 Sep

  • jevball, has a live demo

    22 Jev models, one ball: a 3D football match where every player is its own Jev (TypeSafe AI System One) decision. Watch, or take over the number 9.

    atarikcaliskan

    gamegithub19 Sep

  • rh-guard

    Reward-hack radar for coding agents: structural denies + TypeSafe Jev System One sidecar for Claude Code & Cursor hooks

    24601

    guardrailsgithub19 Sep

  • hs-jev

    Haskell client for TypeSafe's System One (Jev) decision API — typed, batched Choice/Score/Noul over http-client

    getmissionctrl

    librarygithub19 Sep

  • jev-show, has a live demo

    A directory of projects built with TypeSafe's Jev model. Git is the database.

    appdevexpert

    demogithub19 Sep

  • jev-cookbook, has a live demo

    Practical, tested recipes for TypeSafe's Jev decision model on OpenRouter: support triage, database indexing, file organizing, tagging, taxonomies, dedupe, PII detection, extraction, search re-ranking and a browser agent.

    nexibeo

    demogithub19 Sep

  • dual-process-ai

    Dual-Process AI: A design pattern combining System 1 (Jev/TypeSafe AI) with System 2 (Gemini) — inspired by Kahneman's Thinking, Fast and Slow

    taro1985

    agent-harnessgithub19 Sep

  • pi-warden

    Guardrails for Pi built on pi-typesafe that steer the agent instead of interrupting you: Jev judges irreversible and off-task tool calls, detects stuck loops, checks unverified done claims, flags slop

    DevMortimer

    guardrailsgithub19 Sep

  • jevmod, has a live demo

    Moderation for communities and apps, powered by Jev (TypeSafe): probabilities per category, thresholds you own. Discord/Telegram/Reddit bots, CLI, Python, npm, HTTP API, MCP.

    ohernandezdev

    guardrailsgithub19 Sep

  • jev-mcp

    MCP server that puts TypeSafe Jev on the coding loop in Cursor, Codex, and any MCP client

    burnigtm

    dev-toolgithub19 Sep

  • mcp_typesafe

    Use TypeSafe's System One models (Jev) inside any agent

    sf-stav

    librarygithub19 Sep

  • jev-semgrep

    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

    uehaj

    dev-toolgithub19 Sep

  • jev-cli

    Interact with "Jev" model from TypeSafe AI

    shaharia-lab

    dev-toolgithub19 Sep

  • typesafe-jev

    Field notes, runnable scripts and an agent skill for TypeSafe Jev, the System One decision model. Measured evals, a browser loop, a UI text judge and a first-click tree test. Co-authored with Claude Fable 5.1.

    ElshinQ

    benchmarkgithub19 Sep

  • jev-handoff

    Pass the baton between your LLM and Jev (TypeSafe System One): MCP server + typed escalation contract, 3 backends (TypeSafe/OpenRouter/Vercel), shells for Claude Code, Codex and pi

    shitianfang

    agent-harnessgithub19 Sep

  • jev-lens

    Do I need to look at what Claude Code just did? A calibrated verdict per stop, judged by TypeSafe Jev. Pairs with jev-lens.nvim

    rashedInt32

    dev-toolgithub19 Sep

  • Jev, has a live demo

    Unofficial TypeSafe Jev showcase — System One decisions, not chat.

    cobusgreyling

    demogithub19 Sep

  • jevkit

    Native Swift SDK for TypeSafe Jev System One decisions.

    isiomaC

    librarygithub19 Sep

  • typesafe-sdk-cpp

    Unofficial C++23 client for the TypeSafe AI API.

    yunusey

    librarygithub19 Sep

  • typesafe-sdk-go

    Go SDK for TypeSafe AI.

    dwisiswant0

    librarygithub19 Sep

  • typesafe-java-sdk

    Unofficial Typesafe Java SDK

    QAInsights

    librarygithub19 Sep

  • jev-go

    TypeSafe.ai Jev Go SDK

    kyledickey

    librarygithub19 Sep

  • typesafe-sdk-go

    Go SDK for TypeSafe AI — classification and rating primitives over text and JSON

    guchengod

    librarygithub19 Sep

  • typesafe-sdk-go

    Unofficial Go port of the TypeSafe AI SDK

    atheory-ai

    librarygithub19 Sep

  • typesafe-sdk-go

    Unofficial Golang library for the TypeSafe API

    jmelahman

    librarygithub19 Sep

  • jev-java

    Idiomatic Java SDK for TypeSafe AI Jev System One decision engine

    Olti1947

    librarygithub19 Sep

  • typesafe-ai-go-sdk

    Go client for the TypeSafe API

    latere-ai

    librarygithub19 Sep

  • system-one-adapter-python

    Drop-in TypeSafeClient replacement backed by LLM APIs

    typesafe-ai

    librarygithub · official19 Sep

  • jev-connector

    WordPress connector for the TypeSafe System One API (Jev): typed questions, confidence-scored answers, core Connectors API key management

    juanlentino

    librarygithub19 Sep

  • typesafe-go

    A Go client for the TypeSafe System One API — typed judgments and probabilities, zero dependencies outside the standard library.

    2389-research

    librarygithub19 Sep

  • grokbot-jev-jobs, has a live demo

    Scores public job postings against my resume using TypeSafe's jev via the Vercel AI Gateway. Daily Vercel cron.

    mcgalleg

    data-pipelinegithub19 Sep

  • jev-php-sdk, has a live demo

    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.

    mzainzulifqar

    librarygithub19 Sep

  • typesafe-go

    Community-maintained Go SDK for the TypeSafe "System One" API (`Jev`)

    Nibir1

    librarygithub19 Sep