The Jev launch post
Diogo Almeida introduces Jev, TypeSafe’s structured decision model. Watch the launch film and explore the original thread for the model’s approach, examples and author-reported performance.
A FIELD GUIDE TO JEV / VOL. 01
Tinh hoa Jev: dự án thực tế, hướng dẫn hữu ích và ý tưởng từ khắp internet.
Diogo Almeida introduces Jev, TypeSafe’s structured decision model. Watch the launch film and explore the original thread for the model’s approach, examples and author-reported performance.
TypeSafe’s official launch announcement introduces the lab and points builders to Jev. It includes Diogo Almeida’s launch film and original introduction.
TypeSafe highlights Jev’s typed-output approach: applications provide state and questions, then act on probabilities, choices or scores. The linked announcement also covers the Venice API integration.
x.comAnswers your code can useXem dự án ↗TypeSafe announces public access to Jev without a waiting list. The official console is the starting point for trying typed decisions in your own application.
x.comJev opens to everyoneXem dự án ↗Four official signals. A fresh starting point on each visit.
378 tài nguyên
AI-assisted summaries and translations. Check original sources for context and performance claims.
Chrome extension that asks Jev whether the page you are on is selling something or reporting first-hand experience, and marks Google results with verdicts it already has or snippet-only estimates, leaving low-confidence ones undecided.
github.comtorumitsutake/jev-page-verdictXem dự án ↗Source-linked curation
Fast, cheap judgment for AI coding agents: semantic search, focused reads and list picking in ~2s. CLI + MCP server on TypeSafe Jev. Benchmarked on SWE-bench.
github.comBentlybro/siftrXem dự án ↗Source-linked curation
Testing Jev as a search reranker shows limited improvement over vector retrieval, with mixed results depending on evaluation methods.
Source-linked curation
Runtime constraints for the pi coding agent: checks every side-effecting tool call against what you said, before it runs. Powered by TypeSafe Jev.

Source-linked curation
An experiment using Jev to interpret voice commands and trigger tool actions before the user finishes speaking.
Source-linked curation
Retrieve by relevance, not resemblance: filter an AI assistant's memories with TypeSafe's Jev.
github.comsamdotmak/jev-recallXem dự án ↗Source-linked curation
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.

Source-linked curation
A Chrome extension that covers distracting YouTube videos with Jev. Show anyway whenever you want.
github.comjaibhasin/jev-yt-time-saverXem dự án ↗Source-linked curation
Six hook gates for Claude Code that catch broken rules, out-of-scope edits, unfinished asks, and false claims, each judged by Jev against a fixed checklist and one piece of evidence.
github.comrashedInt32/jev-gatesXem dự án ↗Source-linked curation
Observable browser stealth game: Jev makes typed guard judgments while deterministic code owns the world.
github.comAbdelStark/heist-oneXem dự án ↗Source-linked curation
Typed, confidence-aware agent skill routing with TypeSafe Jev.

Source-linked curation
Flue agent routing with TypeSafe Jev through Cloudflare AI Gateway.
github.commatthewp/flue-jev-demoXem dự án ↗Source-linked curation
Reduces SEO and GEO fix costs by 90% through faster data analysis and automation.
Source-linked curation
Reduces context usage by 30-55% through Jev-based compaction for OMP agents.
Source-linked curation
Jev-augmented Playwright MCP proxy — page-state triage, prompt-injection shielding, goal-based snapshot pruning, risky-action gating. Drop-in wrapper around @playwright/mcp for any coding agent.
github.comkrw82/jev-playwright-mcpXem dự án ↗Source-linked curation
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.

Source-linked curation
A tested resource evaluating Jev's capabilities in browser automation and support tasks.
YouTube · Xem dự ánSource-linked curation
TypeSafe AI Jev judgments for Agent Zero, with typed tools and probability cards.
github.com3clyp50/a0-typesafe-aiXem dự án ↗Source-linked curation
Jev was integrated with Claude Code to address context compaction challenges in agent workflows, showing promising results.
Source-linked curation
Calibrated alignment verifier for LLM responses and agent plans — powered by Jev.
github.comcaiovicentino/jev-alignXem dự án ↗Source-linked curation
Claude Code / Codex / pi plugin that hands agent steps needing no text output to Jev (TypeSafe's judgment model) — measured p50 ~230 ms and ~$0.02 per 1,000 judgments, with typed escalation back to the LLM.
github.comshitianfang/jev-useXem dự án ↗Source-linked curation
Search the web with TypeSafe's Jev: source selection, query understanding and relevance ranking. Built with Search1API.
github.comsuperagents-lab/jev-searchXem dự án ↗Source-linked curation
A CLI and GitHub Action that assesses code-change risk using deterministic rules and TypeSafe Jev, recommending checks and reviewers before merge.
github.commoezubair/check-riskXem dự án ↗Source-linked curation
2D autonomous car simulation in the browser, driven by TypeSafe's Jev decision model.
github.comvinilana/live-jevXem dự án ↗Source-linked curation
An experimental local-first plugin for coding agents that uses Jev to provide quality feedback during development.
Source-linked curation
jev-use (voice). A developer project implementing voice control for macOS with Jev as a fallback option.
github.comcoco-research/jev-useXem dự án ↗Source-linked curation
Benchmarking Jev (Typesafe.ai) against a strong LLM on the Who&When Pro agent-failure-attribution benchmark (text subset).
github.comTokenTrim/jev-agent-failure-benchmarkXem dự án ↗Source-linked curation
An experiment using Jev for real-time model selection in AI agents, collected for the agents shelf.
Source-linked curation
Does a TypeSafe Jev rerank beat embedding search? Graded relevance eval (9,831 pairs, 164 zh/en queries) over the Agent Skills Hub catalog, with the judge-circularity bias measured.
github.comzhuyansen/jev-search-rerank-evalXem dự án ↗Source-linked curation
A community project exploring Jev's potential to evaluate agent progress beyond basic trace data.
Source-linked curation
Typed judgment layer for coding agents — gates from PRD to ship. Jev-ready, provider-agnostic.
github.comZahrannnn/zcode-jevXem dự án ↗Source-linked curation
A small, fast prose linter: ruff-style rule codes for writing, backed by TypeSafe's Jev model.
github.comscale-venture-partners/riffXem dự án ↗Source-linked curation
Privacy-first Chrome extension that semantically blocks native ads, sponsored feed cards, and video ads using TypeSafe Jev.
github.comvmendes90/jev-shieldXem dự án ↗Source-linked curation
Jev automates browser tasks by selecting actions from a dynamic action space.
Source-linked curation
Systematic software development framework for AI coding agents upgraded with TypeSafe Jev System One typed decisions.

Source-linked curation
A community post describing an offline decision system using Jev to evaluate research branches efficiently.
Source-linked curation
The first general-purpose System One agent for Jev.
github.comrunta-dev/jotXem dự án ↗Source-linked curation
Sub-second Git pre-commit & pre-push semantic reflex gate powered by TypeSafe AI Jev.
github.comAkashPriyadarshii/jev-gitXem dự án ↗Source-linked curation
Dependency-free CLI and Codex skill that send local state to Jev for batched typed judgments and return answers without echoing the state.
github.comohmyjiro/jev-judgeXem dự án ↗Source-linked curation
PiJev: a terminal coding agent with Jev in the loop — Jev ranks the repository's files before the first call, picks skills and triages failures; your coding model writes the code. Built on Pi.
github.comtonyzdev/pijevXem dự án ↗Source-linked curation
Open-source Chrome extension that filters AI-generated prose and ads with Jev.
github.comneddes/sloppy-jevs-extensionXem dự án ↗Source-linked curation
Thread cataloguing the first wave of Jev tools: MCP servers, routers, reviewers, and browser agents.
Source-linked curation
Proposal for custom Jev-style models to optimize agent workflows. Could reduce computational costs in decision-making processes.
x.comCustom Jev-style models for agent workflowsXem dự án ↗Source-linked curation
A resource explaining Jev Engineering methodology for AI agent development.

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

Source-linked curation
A collection of 19 open-source projects using Jev technology for various applications including AI agents and game interactions.
Source-linked curation
Zero-hallucination open-source repo and crate scout powered by TypeSafe AI Jev System One scoring.
github.comAkashPriyadarshii/jev-scoutXem dự án ↗Source-linked curation
A Chrome extension using Jev to filter out AI-generated content from YouTube, caching results for efficiency.
Source-linked curation
Utilizing Jev, the RLCD-type model provided by TypeSafe AI, to independently and cheaply judge agentic coding sessions.
github.comomni-/ask-jevXem dự án ↗Source-linked curation
Jev decision layer for agents: MCP server, embeddable DecisionModel library, and an escalate-only Claude Code plugin (TypeSafe AI's Jev).

Source-linked curation
Experimental protocol for evidence-aware agent handoffs, with Jev-assisted review before results reach the lead agent.
github.comzsoXi/agent-handoff-gateXem dự án ↗Source-linked curation
Semantic MCP firewall powered by Jev — screens every tool call, tool result, and tool description with calibrated System One verification. 94% block recall, 0 false positives, ~$0.00002/check.
github.comcaiovicentino/jev-shieldXem dự án ↗Source-linked curation
An agent system that makes one Jev decision per computational step.

Source-linked curation
Jev functions as an AI-native decision-making system, defining possible outcomes and selecting from them.
x.comLLMs generate answers, Jev makes decisionsXem dự án ↗Source-linked curation
Agent-ergonomic CLI for TypeSafe's Jev: fast calibrated judgments (pick, rate, check, rank, triage, guard) from the shell.

Source-linked curation
Uses Jev for real-time voice commands to control a browser, processing speech to actions in 300ms with low cost.
Source-linked curation
Vercel's open agent framework, which ships Jev as the default evaluation model in its experimental evaluate path.

Source-linked curation
Jev as an LLM prompt guardrail inside the agentgateway proxy, with tracing and cost tracking.
github.comagentgateway/agentgateway/tree/main/examples/llm-guardrail-jevXem dự án ↗Source-linked curation
Evidence-driven frontend QA built on Jev Ultrafast and Browser Harness, with a synthetic todo demo.
github.comNainish-Rai/jev-frontend-qaXem dự án ↗Source-linked curation
A staged code-review workflow and local dashboard built with TypeSafe Jev.

Source-linked curation
Interactive TypeScript coding CLI with typed routing, decision programs, and validated formal trees driven by Jev.
github.comrhighs/jev-codeXem dự án ↗Source-linked curation
Drives a real browser with Jev making every decision and Vercel's agent-browser performing every action, with a benchmark.
github.comkyrylosyzonenko/jev-browseXem dự án ↗Source-linked curation
Skill for Hermes, and other agents, to ask typesafe's jev.
github.comshantanugoel/ask-jev-skillXem dự án ↗Source-linked curation
Jev-Tool-Runner is a GitHub project where Jev selects developer tools and Codex generates code based on those selections.

Source-linked curation
Single-agent Pi coding coprocessor with Jev semantic gates, baseline-to-current diff review, and append-only observability telemetry.
github.comKamilPostrozny/pi-jev-codeXem dự án ↗Source-linked curation
用 TypeSafe Jev 推荐已安装 Skill / Bounded installed-skill recommendations with TypeSafe Jev. Python CLI, Codex skill, bilingual docs and live examples.
github.comwin4r/jev-skill-suggesterXem dự án ↗Source-linked curation
Pre-commit hook: one Jev call judges whether your commit message matches the staged diff, plus debug leftovers, unmentioned work, and a credential check.
github.comvalentynkit/jev-commitXem dự án ↗Source-linked curation
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。
github.comDevin-AXIS/jev-dsh-decisionXem dự án ↗Source-linked curation
Browser automation with Jev (TypeSafe) as decision model.
github.com0x7067/jev-browseXem dự án ↗Source-linked curation
A small agent using Jev compaction to manage searchable memory efficiently.
Source-linked curation
A tool ranking Pi agent skills for specific tasks using Jev's evaluation capabilities.
github.comsafzanpirani/pi-jev-skill-pickerXem dự án ↗Source-linked curation
Know before you click. A Chrome extension that reads articles and YouTube videos ahead of you and says read, skim, save, or skip — with a confidence, tuned to your goals. Open source, MV3, powered by Jev.
github.comThinkyMiner/WinnowXem dự án ↗Source-linked curation