Explore the code behind Jev browser agents, MCP servers, skills and model routers. Compare what each project does and what you need to try it.
Descriptions and requirements below come from the linked project READMEs. We have reviewed these sources; we have not installed or benchmarked the projects.
Showing 200 of 200 repositories
Scale computer-use 2.0 with open-source drivers, cross-OS fleets, and benchmarks for training, evaluation, and data generation.
Clone the trycua/cua repository and install dependencies.
The Generative UI framework
Clone https://github.com/vercel-labs/json-render and install dependencies.
The Open Framework for Building Agents
Inspect the original showcase and source material at https://github.com/vercel/eve
A nano replica of Jev: parallel decisions, dynamic candidates, and an end-to-end training pipeline.
Inspect the original showcase and source material at https://github.com/TianyuCodings/NanoJev
The open-source skills that turn your agent into a full PR team.
Open the repository and locate the news-desk demo and its decision questions.
Open-Source fast local computer use
Inspect the original showcase and source material at https://github.com/milind-soni/tiptour-macos
Turn any open model into a classifier/jev endpoint
Inspect the original showcase and source material at https://github.com/featherless-ai/simple-jev
A TypeSafe/Jev agent that plays Super Mario Bros. from structured emulator state.
Clone https://github.com/fhshaik/typesafe-mario and install emulator dependencies.
Ask your Postgres tables questions in plain language. A PostgreSQL extension powered by TypeSafe's Jev.
Follow https://github.com/realZachi/pg-jev installation instructions for PostgreSQL 14–17 and plpython3u.
An mcp connector to evaluate anything fast and cheap. Give your AI agent direct access to typesafe ai's jev model and open weight models like laya
Inspect the original showcase and source material at https://github.com/itsmostafa/typesafe-mcp
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.
Inspect the original showcase and source material at https://github.com/moritzkremb/jev-voice-browser
Self-hosted, versioned skills library for AI agents. MCP, scoped clients, and optional Jev recommendations.
Deploy the Skillbox container locally and register standard MCP tools and agent skills.
Turn Your Work Into Content
Inspect the original showcase and source material at https://github.com/usenotra/notra
A playable Three.js driving simulator with Jev-powered autopilot
Clone https://github.com/standardagents/jevpilot and open index.html in a browser.
Describe your startup idea. Jev decides: kill it, fix it or ship it.
Clone https://github.com/monteduro/killmyidea and run npm install.
大声读 — R2T2 流式 ASR 听，Jev 逐词判，英文朗读评分
Inspect the original showcase and source material at https://github.com/wquguru/dasheng
A skill for writing and improving programs that call Jev, TypeSafe's System One model
Inspect the original showcase and source material at https://github.com/dbreunig/building-with-jev-skill
Rust CLI powered by Jev from TypeSafe.ai that ranks agent skills for the next step using live session context. Includes Claude Code hooks, structured JSON, abstention, and local feedback. Requires a TypeSafe API key.
Inspect the source implementation at https://github.com/Dicklesworthstone/skillranker.
A fast browser agent: Jev picks each action from what is on the page, an LLM reads and plans, and every claim in an answer cites a quote from the page.
Inspect the original showcase and source material at https://github.com/agent-labs-dev/fastbrowse
Non-autoregressive decision engine on ModernBERT (151M) with calibrated uncertainty (RLCD), TypeSafe AI Jev benchmark audit, and in-browser WebGPU playground
Inspect the original showcase and source material at https://github.com/Heman10x-NGU/Verdict-open-jev
Put a live Jev (TypeSafe) meter on any video: every sentence scored, rendered as a 16:9 edit
Clone https://github.com/ChetasLua/jevmeter and install requirements.
A calibrated context sieve for Claude Code: every tool result is judged by a System One model before it enters context.
Inspect the original showcase and source material at https://github.com/GhalebDweikat/winnow
TypeSafe Jev action selection inside Codex Computer Use
Inspect the original showcase and source material at https://github.com/yikangy873-gif/jev-desktop
Can a model design a dashboard? A console whose whole design system is generated at runtime by Jev from a one-sentence brief.
Inspect the original showcase and source material at https://github.com/bilune/jev-design
High-throughput synthetic and pretraining dataset sifter for TypeSafe Jev. Rust streaming core, Parquet and JSONL I/O, typed Choice/Score/Noul judgments, speculative fan-out, 24.0 rows/sec measured.
Clone https://github.com/AkashPriyadarshii/jev-curate and build with cargo build --release.
A Jev powered LinkedIn recruiting agent. Watch it browse relevant profiles, save links, and review evidence against your hiring brief.
Inspect the original showcase and source material at https://github.com/skeptrunedev/jev-recruiter
MCP server that puts TypeSafe Jev on the coding loop in Cursor, Codex, and any MCP client
Inspect the source implementation at https://github.com/burnigtm/jev-mcp.
Control Ableton Live with one short sentence (Japanese / English). Summon with ⌘⇧Space, type or dictate, done.
Inspect the original showcase and source material at https://github.com/okinaaudio/live-jev
1v1 Jev quickscope arena — Three.js + TypeSafe System One
Clone https://github.com/emrickgarrett/OneVOneJev and serve locally.
A prose linter that sniffs out AI writing tells. Zero dependencies, countable rules plus one judgment model.
Inspect the original showcase and source material at https://github.com/DanRWilloughby/snifftest
Command-line tool for TypeSafe AI's Jev model. Ask yes/no, multiple-choice and rubric questions about any text and get calibrated probabilities back. Answers become exit codes for shells and CI, JSON for scripts, and MCP tools for AI agents.
Inspect the original showcase and source material at https://github.com/shaharia-lab/jev-cli
Serve typed-decision (System 1) models — Laya or your own — on NVIDIA GPUs or Apple Silicon, with a Jev-compatible API and coding-agent integrations
Inspect the original showcase and source material at https://github.com/0xBakeer/arbiter
Agent-ergonomic CLI for TypeSafe's Jev: fast calibrated judgments (pick, rate, check, rank, triage, guard) from the shell
Inspect the original showcase and source material at https://github.com/shiftynick/jev-axi
Jev decision layer for agents: MCP server, embeddable DecisionModel library, and an escalate-only Claude Code plugin (TypeSafe AI's Jev)
Inspect the original showcase and source material at https://github.com/Brainwires/jevwire
Open-source, local decision models inspired by TypeSafe’s Jev and System One - built on Qwen3 for NVIDIA DGX Spark.
Inspect the original showcase and source material at https://github.com/abhishek085/open-spark-jev
Jev-assisted file retrieval and request caching for faster Pi workflows
Inspect the original showcase and source material at https://github.com/madeye/pi-jev
A small, extensible decision-to-action harness for TypeSafe Jev
Inspect the original showcase and source material at https://github.com/Kevthetech143/super-jev
PR Risk review, automated by Jev
Inspect the original showcase and source material at https://github.com/HexyeDEV/JevPR
LLM router that picks the cheapest model capable of handling a query, using TypeSafe's Jev for fast classification instead of an LLM call.
Clone rajdhakad9826/routeKit and define your model tier routing table.
Fast, typed browser automation powered by Jev and Playwright
Inspect the original showcase and source material at https://github.com/filedcom/playjev
One grounded Jev/Playwright core: typed SDK, persistent CLI, and MCP server with native browser operations and deterministic assertions.
Inspect the original showcase and source material at https://github.com/tontoko/jev-browser
Find, design, and evaluate TypeSafe Jev decision loops.
Inspect the original showcase and source material at https://github.com/karanb192/jev-architect
Jev judgment, not generation: prune long tool output, screen fetched pages for injected instructions, and gate completion claims inside DeepSeek Harness.
Inspect the original showcase and source material at https://github.com/HorusJiang/dsh-jev-tools
Semantic GitHub PR labels using Jev's typed decisions, with conceptual scope instead of line counts
Inspect the original showcase and source material at https://github.com/1jehuang/jev-pr-labeler
Semantic code review with Jev, plain-English rules and Agent Skills.
Inspect the original showcase and source material at https://github.com/Kelbie/hunch
Catch breaking API behavior hidden in OpenAPI prose with deterministic checks and TypeSafe JEV System One semantic review.
Inspect the original showcase and source material at https://github.com/ShuhanSun/jev-oas-sentinel
Fast Rust CLI for TypeSafe Jev: typed decisions, offline linting before you pay
Inspect the original showcase and source material at https://github.com/ariel-frischer/jevkit
Local tool-routing classifier for coding agents, with a gateway, MCP integrations, and decision logs.
Read the repository benchmark instructions and record the exact model, tool catalog, and task set.
open-sourced jev-flash-router: an MCP server for TypeSafe's new Jev model. AI coding agents waste hundreds of reasoning tokens just deciding which file to edit, which route to pick, or whether a diff breaks tests. Jev evaluates state and outputs calibrated probabilities. Works with Cursor, Windsurf, & Claude Code
Inspect the original showcase and source material at https://github.com/Ravinder82/jev-flash-router
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
Inspect the original showcase and source material at https://github.com/simota/tenbin
Voice-driven control layer for macOS. Jev is the fallback, not the router. Rust core, Tauri shell.
Inspect the original showcase and source material at https://github.com/coco-research/jev-use
Jev selects developer tools; Codex handles code. MCP and Jev-first execution with measured benchmarks.
Inspect the source implementation at https://github.com/micic-mihajlo/jev-tool-runner.
Log triage at ingest. Group logs into patterns, judge each pattern once, page only on what matters.
Inspect the original showcase and source material at https://github.com/TPAteeq/tocsin
Jev-powered memory for AI agents, with Mnemosyne-compatible storage and Hermes integration.
Inspect the original showcase and source material at https://github.com/arslanr-com/perfectrecall
An open benchmark harness for testing Jev decision consistency, adversarial failures, option-order bias, and latency.
Clone the repository and identify the datasets, expected labels, and report-generation command.
Deterministic model routing for coding agents.
Inspect the source implementation at https://github.com/instructa/switchloom.
Open MCP server to run TypeSafe Jev (System One) packs locally — Choice / Noul / Score for Cursor & agents
Inspect the original showcase and source material at https://github.com/pedroknigge/mcp_jev
Reproducible benchmark for TypeSafe AI's Jev on agent tool-call risk classification: accuracy, latency, and whether the confidence score is worth routing on.
Open the repository and inspect the scenario labels, ground truth, and scoring script.
Home Assistant conversation integration powered by the Jev / TypeSafe AI API for fast, structured intent routing and device control
Inspect the original showcase and source material at https://github.com/allenporter/home-assistant-typesafe
110 use cases, games and dilemmas, with editable prompts and A/B tests.
Inspect the original showcase and source material at https://github.com/BunsDev/typesafe-ai-playground
Production local Cua + TypeSafe Jev fast-path runtime for Codex and Waku
Inspect the original showcase and source material at https://github.com/Eronmmer/jev-cua
The Jev-enator: three Jev-backed Claude Code hooks - a danger gate, a failure notice, and a completion check.
Inspect the original showcase and source material at https://github.com/jakenbear/the-jev-enator
¿Jev entiende tu acento? Pre-registered audit of TypeSafe AI's Jev on Spanish — accuracy, calibration and token cost — plus a CLI to run the same comparison on your own labelled data.
Inspect the original showcase and source material at https://github.com/marcosmartinez/jev-acento
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.
Inspect the original showcase and source material at https://github.com/ohernandezdev/jevmod
Agent Skill and Python workflow for Clay lead scoring, B2B prospect qualification, and people-search ranking with TypeSafe JEV.
Inspect the original showcase and source material at https://github.com/promptgtm-shared/clay-jev-people-ranker
Deterministic decision runtime, zero-token caching, and certainty calibrator for TypeSafe AI (Jev).
Inspect the original showcase and source material at https://github.com/seb4ez/jevguard
An adversarial evaluation of TypeSafe's jev decision model: nine experiments and 28 predictions fixed before any data was collected. 123,805 requests, $12.69.
Inspect the original showcase and source material at https://github.com/willkelly/jev-evaluation
The SDK to extract data and interact with any site on the web. Get started with Claude Code, Codex, Eve, Mastra, and more.
Inspect author post and reproduction notes.
Claude Code plugin that replaces the compaction summary with Jev decisions: every tool call and result is scored in one fast request, stale ones are dropped or truncated, everything kept stays verbatim.
Install the plugin via Claude Code: claude plugin install fast-jev-compaction@fast-jev-compaction.
Semantic ifs from open models, on a 3090 at home. Independent; not affiliated with Jev or TypeSafe.
Clone https://github.com/TheoLeeCJ/SemIf-OpenJev and install requirements.
Agent skills for building with TypeSafe's System One API
Install the official TypeSafe skill for your coding-agent environment.
A Jev-like architecture, reverse-engineered, to train your own.
Inspect the original showcase and source material at https://github.com/vinnylarouge/jevlike
A staged code-review workflow and local dashboard built with TypeSafe Jev.
Inspect the original showcase and source material at https://github.com/devagrawal09/jev-review
5–10x faster browser operations: Jev clicks, Codex thinks and verifies. Built at EZCollegeApp.
Inspect the original showcase and source material at https://github.com/wy-coliney/jev-browser-use
A mobile agent on a real Android phone, with Jev making each decision.
Inspect the original showcase and source material at https://github.com/droidrun/mobile-jev
Fast, cheap, typed judgments from TypeSafe's Jev model, as MCP tools.
Read the repository README and review the tools, package, and requested environment access.
Build calibrated AI Functions from human feedback using Jev and GEPA.
Inspect the original showcase and source material at https://github.com/sutro-sh/jev-align
Per-turn model & reasoning routing for Codex, driven by Jev (TypeSafe System One): picks the model, thinking depth and speed mode for every turn.
Open the repository and verify the current Codex integration and configuration steps.
WXT browser extension: Jev-powered page clutter removal with reusable template rules.
Inspect the original showcase and source material at https://github.com/kitze/unclutter
Crush 好感监控器：用 Jev 分析微信聊天的情绪、意图和回复表现。本机部署，使用自己的 API Key。
Inspect the original showcase and source material at https://github.com/FerryCorleone/crush-monitor
Camera-only autonomous drone in MuJoCo with a small judgment model (TypeSafe Jev) in the loop at 2.5Hz
Inspect the original showcase and source material at https://github.com/RomanSlack/jev-drone
Claude Code plugin: trim long Bash output with TypeSafe Jev before the model sees it
Inspect the original showcase and source material at https://github.com/tamaratran/jev-pruner
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
Inspect the original showcase and source material at https://github.com/uehaj/jev-semgrep
Typesafe.ai System One Model Jev navigating a Neo4j graph by using a classifier over neighbouring relationships
Clone https://github.com/jexp/neo4jev and connect to a running Neo4j instance.
A small extension that demos the combination of Jev x WebMCP
Use Chrome 149 or newer with WebMCP available.
Autonomous LP trading agent - auto-rebalancing with backtested strategies - Currently support Meteora DLMM
Clone https://github.com/irfndi/prism-liquidity-agent and install packages.
Say it, and your Mac does it. A computer-use harness on Jev that reads the screen through Accessibility. Fast, no vision model
Inspect the original showcase and source material at https://github.com/savka777/jev-use
Pre-alpha PostgreSQL extension for TypeSafe AI (Jev) categorical classification
Inspect the original showcase and source material at https://github.com/giuliosmall/pg_typesafe
Stops AI coding agents from claiming work is done without evidence. Deterministic hooks decide, TypeSafe's Jev advises. Append-only ledger, zero runtime dependencies.
Clone https://github.com/qkal/canny and install dependencies with Node >= 22.
Jev-powered semantic code search for coding agents — find behavior across repositories via CLI or MCP, with exact source excerpts and line numbers.
Inspect the original showcase and source material at https://github.com/nassim-arifette/jevgrep
Typed semantic decisions for Unix pipelines and CI, powered by TypeSafe AI Jev.
Clone https://github.com/sharziki/semdecide and install the binary.
Jev picks which of your rules apply to each prompt, so Claude only sees the ones that matter.
Inspect the original showcase and source material at https://github.com/EliaAlberti/jev-rules
Classify first. Read selectively. A portable agent plugin and MCP tool for batch text classification.
Inspect the original showcase and source material at https://github.com/kbhuw/jev-sift
Two-stage JEV control of a Franka Panda in MuJoCo
Inspect the original showcase and source material at https://github.com/lykycy123/RoboJEV
A simple Spring Boot 4 starter for TypeSafe Jev using Spring MVC and RestClient
Inspect the original showcase and source material at https://github.com/danvega/jev-spring-boot-starter
SillyTavern extension that measures each reply and instructs the narrator only when a rule matches.
Inspect the original showcase and source material at https://github.com/mossyfield/ST-jeved
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。
Inspect the original showcase and source material at https://github.com/Zaious/jev-capability-atlas
DuckDB extension: typed Jev answers as real SQL types
Inspect the original showcase and source material at https://github.com/colliber/duckdb-jev
A codebase scanner that helps you not run malicous code
Inspect the original showcase and source material at https://github.com/luantak/is-malicious
A Jev-powered resolver for agent harnesses to find deterministic commands and their context in a nested capability tree.
Inspect the original showcase and source material at https://github.com/NiazMorshed2007/jcr
Typed, confidence-aware agent skill routing with TypeSafe Jev.
Clone GodsBoy/jev-agent-skill-router and register multiple skill schemas.
A minimal Pareto-optimal OpenRouter model router for pi, based on Jev
Inspect the original showcase and source material at https://github.com/philippdubach/pi-jev-router
Minimal grammY Telegram anti-spam bot powered by TypeSafe Jev
Inspect the original showcase and source material at https://github.com/backmeupplz/jev_antispam_bot
Task-boundary model routing for Pi Coding Agent, powered by TypeSafe Jev. Conservative policies, exact caching, and observable failover.
Inspect the original showcase and source material at https://github.com/win4r/pi-jev-router
J++: an experimental language with standalone source and a Rust runtime. Compose questions and methods. 独立源码，组合问题与方法。
Inspect the original showcase and source material at https://github.com/Towow-ai/jpp
AskJev — Jev autopilot for any website + guard on irreversible clicks (TypeSafe System One, not Claude)
Inspect the source implementation at https://github.com/ranjan2829/AskJev.
Check whether each cited paper supports the sentence citing it. Claude proves the quote, TypeSafe's Jev scores it, a human decides.
Clone https://github.com/MarissaFamularo/citation-verifier and install requirements.
daf-jev: composable Python toolkit for TypeSafe's Jev (System One) decision API — question builders, confidence gates, evaluator, calibration, CLI, MCP server, agent skill
Inspect the original showcase and source material at https://github.com/docxology/daf-jev
⚡ Catch spec drift on every commit: check your code against your Markdown specs with TypeSafe AI's Jev model.
Inspect the original showcase and source material at https://github.com/nozomi-koborinai/jev-spec
Natural-language end-to-end tests for web apps, powered by Jev and Playwright.
Inspect author post and reproduction notes.
Browser use for coding agents, 3-5x faster than browser-use. MCP server + CLI; TypeSafe Jev decides every step in ~300 ms.
Clone brnyxx/jev-ra and configure Playwright headless browser.
Codex plugin: Jev-guided dieting of bulky tool results
Inspect the source implementation at https://github.com/konstantinosbotonakis/codex-context-diet.
Natural-language MCP tool dispatcher powered entirely by TypeSafe's Jev — no general-purpose LLM. Discovers a simple MCP server's tool signatures at runtime and uses Jev's typed primitives (Choice/Noul) to pick the right tool and extract its arguments straight out of the sentence.
Inspect the source implementation at https://github.com/abhishekashokvkumar/jev-mcp-dispatcher.
Unofficial Laravel integration for TypeSafe Jev AI with typed responses, async requests, scoped dependency injection, and testing fakes.
Inspect the original showcase and source material at https://github.com/butochnikov/laravel-typesafe-jev
Agent Skill: send closed coding-agent judgments to TypeSafe Jev
Inspect the original showcase and source material at https://github.com/HyunjunJeon/jev-judgment
See what Jev thinks about your SaaS website — powered by ReplyNodes web context and Vercel AI Gateway.
Clone https://github.com/replynodes/jev-web-analyzer and install packages.
Jev Engineering: Typed Decision Systems for Reliable Agent Workflows. Paper, diagrams, and companion examples by Av1dlive.
Jev Engineering: Typed Decision Systems for Reliable Agent Workflows. Paper, diagrams, and companion examples by Av1dlive.
Skill routing for an agent, decided by Jev.
Inspect the original showcase and source material at https://github.com/droid-Q/jev-skill-router
Write Cucumber tests with just the .feature file. No step definitions — Jev (TypeSafe AI) resolves each Gherkin step and Playwright runs it.
Inspect the original showcase and source material at https://github.com/RubyBrewsday/jevcumber
Multi-axis writing quality checker powered by TypeSafe AI's Jev model. Separate named checks, each with its own verdict and confidence.
Inspect the original showcase and source material at https://github.com/TypeSafeAI/clarity-judge
Digest your skills into oxlint rules powered by jev
Inspect the original showcase and source material at https://github.com/cephalization/jev-oxlint
Configurable GitHub submission review and PR classification with TypeSafe Jev. No text-generation model.
Inspect the source implementation at https://github.com/fatwang2/jev-review-action.
Per-turn router for agent harnesses: one 350ms Jev call picks the model tier, effort, tools and skill, behind a hard deadline with a regex fallback. Claude Agent SDK adapter included.
Inspect the source implementation at https://github.com/JoacoMarc/jev-harness-router.
Jev learns your repo's decision norms, then adversarially judges past decisions against them. Unix-style primitives (seed, expand, judge, verify, report, norms) with per-node typed judgments from typesafe-ai/jev.
Inspect the original showcase and source material at https://github.com/russfranky/jev-crawlers
이름으로 나이대를 맞히는 React 웹 (TypeSafe Jev)
Inspect the original showcase and source material at https://github.com/ximhear/jev-kr-name-age
Documentation hub for Hermes Agent + Jev (TypeSafe System One Model) integration
Inspect the original showcase and source material at https://github.com/andyholst/hermes-typesafe-jev
Preserve exact context across Codex compaction with Jev. Open-source plugin, CLI, and library.
Read the repository README and review how it hooks into Codex context handling.
A speed layer for computer use on Solari: one structured observation, one Jev decision, one verified action per step. Browsers and Linux desktops.
Inspect the original showcase and source material at https://github.com/hitakshiA/solari-reflex
Search your Obsidian vault locally and offline with no API key, then rerank the top results with Jev only after you approve exactly what gets sent. Experimental preview.
Inspect the original showcase and source material at https://github.com/jh1373/jev-search
Typed judgment CLI for the Jev model (TypeSafe System One): state + questions in, calibrated answers and exit codes out
Inspect the original showcase and source material at https://github.com/model-clis/jev
Jev-driven browser agent in pure Go — CDP over pipe/WebSocket, attach to real Chrome, built to measure real speed
Inspect the original showcase and source material at https://github.com/phanngoc/browser-ai
A typesafe.ai client written in golang
Inspect the original showcase and source material at https://github.com/RadixILS-Dev/typesafe-sdk-go
The kernel the LLM is not allowed to talk to. Capability kernel for untrusted agents — canaries, closed action space, Jev as the sensor.
Inspect the original showcase and source material at https://github.com/somoore/interlock
Dark Pattern HUD — system-wide overlay that flags manipulative UI via TypeSafe Jev
Inspect the original showcase and source material at https://github.com/zohaib-md/UXRay
Fastest and cheapest web agent
Inspect the source implementation at https://github.com/browser-use/jev-ultrafast.
tiny Jev-like family of decision models built on top of Qwen3.5 you can train and run on your own
Inspect the original showcase and source material at https://github.com/jaredpalmer/kev
One AI trade decision every Monad block. Jev on Kuru MON-USDC.
Inspect author post and reproduction notes.
Agent Desktop gives any agent reliable computer use on the desktop. Built with Rust, it sees any app's real UI structure through OS accessibility trees and operates it — refs stay stable and actions stay safe to retry, instead of guessing from pixels.
Clone https://github.com/lahfir/agent-desktop and compile with cargo build --release.
Computer use for about $0.0002 a step: OCR the screen, classify the next action with TypeSafe, click. macOS.
Inspect the source implementation at https://github.com/awlevin/typesafe-computer-use.
Software factory foreman based on TypeSafe's Jev model
Clone https://github.com/thruwire/foreman and install dependencies.
A very fast document classifier/splitter using Jev
Clone https://github.com/jerryjliu/docjev and run uv sync.
Route to the cheapest model in claude code for your task using jev-router
Inspect the original showcase and source material at https://github.com/gargpratyush/jev-router
Jev-compatible API endpoint based on open models (prefill-only)
Inspect the original showcase and source material at https://github.com/ekzhang/openjev-sglang
Calibrated 151M Non-Autoregressive Decision Engine beating TypeSafe Jev & Laya on LocalLLaMA/typed-decisions (77.10% acc, 0.0636 Brier, 0.0144 ECE)
Inspect the original showcase and source material at https://github.com/Heman10x-NGU/openJev-verdict-2.0
Browser use using Typesafe's Jev model
Clone the repository and follow the author's current setup instructions.
EmbodiedJev: MuJoCo robot decision workbench with MiniCPM5-2B, Jev and compatible model APIs
Inspect the original showcase and source material at https://github.com/FBddcz/embodied-jev
"Work appears completed or recorded. Run /compact to save tokens."
Inspect the source implementation at https://github.com/kunchenguid/compact-adviser.
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。
Inspect the original showcase and source material at https://github.com/Devin-AXIS/jev-dsh-decision
Guardrails for Pi that steer instead of interrupt: enforces your project rules on every write, holds only hard-to-undo actions (3 per 1,000 calls, measured on real sessions), catches unverified "done" claims and stuck loops, and trims tool output. Built on pi-typesafe.
Clone https://github.com/DevMortimer/pi-warden and link into your Pi project.
A small open decision model: state + typed questions -> calibrated probabilities. A Jev / System One re-creation on Qwen3.5.
Inspect the original showcase and source material at https://github.com/kshetrajna12/reflex
OpenSource Jev
Inspect the original showcase and source material at https://github.com/SiliconLabAI/OpenJev
Fish-style zsh history autosuggestions ranked by Jev (TypeSafe)
Clone https://github.com/mrnugget/jev-shell-history and source in ~/.zshrc.
Detect youtube sponsor segment with live audio and transcript powered by Jev
Inspect author post and reproduction notes.
Turns Jev into a chatbot
Inspect the original showcase and source material at https://github.com/kyle-pena-nlp/jevchat
Browser automation where an LLM plans and Jev (Typesafe System One) decides. Library, CLI and MCP server.
Inspect the original showcase and source material at https://github.com/Ying-Kai-Liao/jev-browser
Codebase search powered by Jev from @typesafe-ai
Install Bun 1.3.14+ and clone https://github.com/ellipsis-dev/blink.
Ask your house a question, get a number back. Home Assistant integration for TypeSafe Jev: typed answers as sensors, four actions for automations, and a conversation agent for Assist.
Install HA-Jev via HACS or custom_components in Home Assistant.
Open-source alternative to TypeSafe's Jev: a System One style model layer that gives typed, calibrated decisions from any open-weights LLM in one forward pass (HF + vLLM), with honest benchmarks
Inspect the original showcase and source material at https://github.com/ikermoel/open-alternative-jev
jev-seo: Rust SEO and GEO CLI plus MCP server for coding agents: 50-rule audits, live crawls, GEO scores, rank drift, CI gates. MIT, zero subscription.
Inspect the original showcase and source material at https://github.com/AkashPriyadarshii/jev-seo
A Discord moderation bot with Jev making the calls.
Inspect the original showcase and source material at https://github.com/brainstormity/Jev-Moderation-Bot
Jev powered call coach
Inspect the original showcase and source material at https://github.com/ZeroGold/call-coach-ai
Data extraction for systematic reviews, quoted from the papers. Ask a trial report and its supplements your extraction form or a RoB 2, ROBINS-I, QUADAS-2 or TIDieR template; Jev points at the lines, every answer is a verbatim quote with its page, you check it and export the table. Files stay in your browser.
Inspect the original showcase and source material at https://github.com/choxos/jev-reviewer
Rank Pi Agent Skills for the current task with TypeSafe Jev
Inspect the original showcase and source material at https://github.com/safzanpirani/pi-jev-skill-picker
Context-pruning proxy for Claude Code and Codex: Jev judges which history is still needed, measured not claimed. POC here now, heading soon into https://github.com/compozy/compozy
Inspect the original showcase and source material at https://github.com/compozy/yoshi
Typed judgment tools for MCP agents. TypeSafe's Jev model as verify, screen, find, classify, rerank, decide, compare, extract, review, gate, and score: the model judges, policy decides auto, review, or escalate.
Inspect the original showcase and source material at https://github.com/PyModel/typesafe-mcp
Systematic software development framework for AI coding agents upgraded with TypeSafe Jev System One typed decisions
Inspect the original showcase and source material at https://github.com/AkashPriyadarshii/jev-superpowers
The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow.
Inspect the original showcase and source material at https://github.com/Ray-Hughes/jevalyn
Measures what your Jev classifier's confidence is really worth, and sets the human hand-off line from what a mistake costs.
Inspect the original showcase and source material at https://github.com/rlaope/jeval
Block, steer, and "fuzzy lint" with Jev to make agents follow your rules and conventions. CLI, github action, pi package, claude extension, and more. Built with Effect + TypeScript.
Inspect the original showcase and source material at https://github.com/tyler-dot-earth/patdown
An open-source Jev-style decision layer that accepts text, images, or audio and returns bounded choices or scores.
Open the repository and verify the current Node.js and Python setup instructions.
Agent skill for finding, building, evaluating, and improving decision-model systems. Compositional decision calculus, eval harnesses, and bounded prompt/program hill climbing for Software 3.0. TypeSafe Jev is the default hosted exemplar. Independent of TypeSafe.
Inspect the original showcase and source material at https://github.com/24601/Augustus
Jev PR auto approver
Inspect the original showcase and source material at https://github.com/metalbear-co/jev-auto-approve
Turning the Jev classifier model into an autoregressive next token predictor
Inspect the original showcase and source material at https://github.com/erik-dunteman/ChatJev
Runtime constraints for the pi coding agent: checks every side-effecting tool call against what you said, before it runs. Powered by TypeSafe Jev.
Clone Nyarlathoteppppp/pi-heed and hook it into the Pi agent runtime.
Jev-powered MCP tool routing for Codex
Inspect the source implementation at https://github.com/jackbarunz/jev-tool-router.
A coding agent that filters every tool result through Jev before the model sees it, with an A/B harness measuring pass@1 and cost against the unfiltered control
Inspect the original showcase and source material at https://github.com/Astro-Han/jev-harness
A Jev based context curator for pi
Integrate Shashank-H/pi-jev-context-curator into an autonomous agent conversation loop.
Fast structured Android control loops with TypeSafe Jev and Mobile MCP
Inspect the original showcase and source material at https://github.com/Friedjof/jev-mobile
Catch AI slop before you ship.
Inspect the original showcase and source material at https://github.com/mblode/taste-lint
Image-native typed decisions with shared visual encoding and Qwen3-VL
Inspect the original showcase and source material at https://github.com/andrueandersoncs/visual-jev
Input moderation for Mastra agents on TypeSafe Jev — one file
Install mastra and clone the codealive-ai/mastra-jev-moderation repository.
Automatic Jev context clearing for Pi. Keep the conversation, prune stale tool output, retrieve originals without rerunning commands.
Inspect the original showcase and source material at https://github.com/nourhelmi/pi-jev-compaction
Private Mac voice diary: local Parakeet transcription, Jev sorting, Notion library
Inspect the original showcase and source material at https://github.com/sgaabdu4/capture
Organize bookmarks with your own semantic rules using Jev.
Inspect the original showcase and source material at https://github.com/acorn181/semantic-bookmark
Fish-style zsh history autosuggestions, ranked by an AI model instead of prefix matching
Inspect the original showcase and source material at https://github.com/FindMalek/guesswork
System-architecture skill for TypeSafe AI Jev/System One — find fuzzy semantic judgment and turn it into small Choice/Score/Noul primitives.
Install or read the skill and run it against a small codebase containing a semantic parser-and-retry pipeline.
Agent-driven bug bounty / pentest framework: one gated chain over five systems (Caido, HexStrike, Jev, Memgraph, TencentDB, Prometheus)
Inspect the original showcase and source material at https://github.com/undeemed/Jcyber
Jev-powered Judgment layer for Claude Code. Stops paying reasoning prices for if-statements: a PreToolUse hook scores every tool call against a YAML policy you own — allow / deny in ~100 ms, no LLM in the loop. TypeSafe Jev now, local models next. Dry-run by default, calibration table published.
Inspect the source implementation at https://github.com/clownware/bouncer.
프롬프트를 jev로 판단해 알맞은 모델을 고르는 Claude Code / Codex 스킬. 의존성 0개, 능력치는 공개 벤치마크 출처 명시.
Inspect the source implementation at https://github.com/heyman333/jev-router.
Jev Search as an MCP server, Claude Code plugin and CLI. Plain-language web search, sources and time window chosen by Jev, results ranked by relevance. Zero runtime dependencies.
Inspect the original showcase and source material at https://github.com/mukiwu/jev-search-mcp
Portable Codex setup for Muse delegation, Jev context selection, and proportionate verification.
Read the repository instructions and identify the two skills or instruction layers it adds to Codex.
Paintings made from Jev’s pixel probabilities.
Inspect the original showcase and source material at https://github.com/achimala/jevinci
Semantic code search for coding agents, benchmarked on SWE-bench Lite.
Inspect the original showcase and source material at https://github.com/Bentlybro/jevgrep
A Jev-powered native macOS utility for evidence-backed, human-confirmed cleanup of stale listening ports.
Inspect the original showcase and source material at https://github.com/epiphany-dynamics/port-cleanup
Jev Turn Analysis is a Rust CLI for analyzing completed Claude Code and Codex sessions.
Inspect the original showcase and source material at https://github.com/hobbs/jev-turn-analysis
Fast English–Icelandic dictionary on Cloudflare Workers: D1 full-text, Vectorize semantic recall and Jev System One re-ranking.
Inspect the original showcase and source material at https://github.com/jokull/ensk
Claude thinks, Jev reacts: an MCP server that hands browser tasks from Claude to TypeSafe's Jev (~100 ms per decision).
Inspect the original showcase and source material at https://github.com/MSalvalaggio/jev-reflex
Local MCP gateway with Jev tool discovery, secure credentials, CLI and dashboard
Inspect the original showcase and source material at https://github.com/prasanth263/maza
Live typed judgment of the Bluesky firehose: Jev on Cloudflare Durable Objects, one call per post, uncertain calls routed to a human lane
Connect to the Bluesky firehose websocket stream using the project setup.
Chrome extension that blurs low-value LinkedIn feed posts using TypeSafe's Jev model, with one-click reveal
Inspect the original showcase and source material at https://github.com/sushrutb17/linkedin-noslop-extension