Jev directory
Jev Guides & Articles
270 curated Jev entries. Documentation, write-ups, and community hubs for learning Jev, from the canonical docs to independent tutorials and reviews.
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270- Docs35
- Repos & sites43
- Posts60
- Articles132
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All 270 Jev Guides & Articles
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Showing 193–240 of 270 resources
Privatemode's write-up of typed decisions from GLM-5.3-Flash in one forward pass, with latency, cost, and accuracy set next to Jev and Laya.
Jev Guides & ArticlesArticle#community#article#evaluation
Community
Kunal Singh records coding-agent actions with Gryph and asks Jev yes-or-no questions against a short profile of how that developer usually works.
Jev Guides & ArticlesArticle#community#article#security
Community
Vercel's guide for seven jobs Jev can take: routing forms, prioritizing tickets, reviewing tool calls, picking a model, categorizing documents, moderation, and checking an answer.
Jev Guides & ArticlesArticle#community#article#routing
Community
Rodney L. trains OpenJev to play cooperative Overcooked. Two copies of one policy serve six soups in 512 ticks, and every action is a single native button.
Jev Guides & ArticlesArticle#community#article#games
Community
The Hacker News thread on the completed Pokémon Red run, including the author adding nicknames as another Jev decision after a comment.
Jev Guides & ArticlesPost#community#games
Community
The Hacker News thread on reading one-token logprobs, with commenters comparing Jev's input price to Gemma 4 and GPT-5 Nano.
Jev Guides & ArticlesPost#community#open-models#pricing
Community
The Hacker News thread on Privatemode's GLM-5.3-Flash write-up, focused on whether a base model plus a classifier head can match Jev.
Jev Guides & ArticlesPost#community#open-models#evaluation
Community
The Hacker News thread on Alex Molas's calibration argument, including a commenter who reran the fair-coin and fair-die prompts.
Jev Guides & ArticlesPost#community#calibration#evaluation
Community
OpenRouter's Banking77 run: 3,080 support utterances, 77 intents, Jev 1.13 against Claude Opus 5 on the same one-line criteria, with latency, cost, and a confidence cascade.
Jev Guides & ArticlesArticle#community#article#evaluation
Community
OpenRouter times Jev 1.13, GPT Luna, and Claude Opus on 60 support tickets: intent plus an escalation flag, then says the reply still belongs to a generative model.
Jev Guides & ArticlesArticle#community#article#routing
Community
Five self-funded experiments on jev-1.13.0 from a Mac mini, comparing direct HTTP with claude-sonnet-5 after an earlier test mistook CLI startup for model speed.
Jev Guides & ArticlesArticle#community#article#evaluation
Community
A black-box pass over ten public datasets with jev-1.13.0: injection detection, reranking, intent, tool routing, and three tasks the author says do not work.
Jev Guides & ArticlesArticle#community#article#evaluation
Community
Archestra labels 100 production Claude Code tool calls and compares Jev with a constant benign baseline, Sonnet 5, Laya, and several open decoders.
Jev Guides & ArticlesArticle#community#article#evaluation
Community
Tom Nick's write-up before jevdit.com: irony detection on 100 German soccer tweets, with Jev 1.13.0 next to Opus, Astra, and Laya.
Jev Guides & ArticlesArticle#community#article#moderation
Community
A parody that classifies one email by reading A/B/C logits from a local Qwen3-0.6B GGUF, then says this shape is what people mean by Jev.
Jev Guides & ArticlesArticle#community#article#open-models
Community
John Berryman's argument that OpenAI already uses its models as implicit classifiers and could ship a general one inside agents, if it can match the training.
Jev Guides & ArticlesArticle#community#article#llm-comparison
Community
The Hacker News thread on John Berryman's argument that OpenAI could copy the decision-model shape and fold it into existing agents.
Jev Guides & ArticlesPost#community#llm-comparison
Community
The launch thread for Ollaya, with commenters asking when a hosted decision model loses to a classifier trained on your own labels.
Jev Guides & ArticlesPost#community#open-models
Community
The thread on NobodyWho's 25-line logit readout, including argument over whether reading local logprobs is the same product as Jev.
Jev Guides & ArticlesPost#community#open-models#logits
Community
The Show HN thread for a public benchmark of typed decision models, including a comment on the launch terms that discouraged benchmarks.
Jev Guides & ArticlesPost#community#evaluation
Community
The thread on classifying each change in an agent pull request as P0, P1, or P2 so a reviewer only sees the highest tier by default.
Jev Guides & ArticlesPost#community#code-review
Community
The Hacker News thread for the Am I the Asshole comparison, including a moderator note about generated text.
Jev Guides & ArticlesPost#community#evaluation
Community
The Show HN thread for a Jev-shaped interface pointed at any OpenAI-compatible model, with a pointer to a llama-server logprob server.
Jev Guides & ArticlesPost#community#open-models
Community
Tom Nick's Show HN for a discussion site where Jev moderates every post, with a link to the irony-detection write-up.
Jev Guides & ArticlesPost#community#moderation
Community
The index of TypeSafe's worked examples, from parallel questions and reranking to guardrails, date extraction, and self-consistency, each with datasets and measured results.
Jev Guides & ArticlesDocs#official#docs#cookbook
Official
Guidance on how Jev fits coding agents: it is not a drop-in agent model, so the page routes readers to routing, rubric scoring, and truth checks instead.
Jev Guides & ArticlesDocs#official#docs#coding-agent
Official
The hub for TypeSafe's legal and policy documents, plus the data commitments attached to the API.
Jev Guides & ArticlesDocs#official#docs#privacy
Official
An independent ecosystem tracker that rescans GitHub, X, and five directories every three hours, publishing 220+ documented Jev cases with confidence grades and a JSON API.
Jev Guides & Articles#community#directory#data
Community
everyinfra/jev-radar
everyinfra/jev-radarThe Neuron's plain-English explainer on why Jev replaces the chatbot interface with parallel typed decisions, plus the vendor-reported speed and cost claims.
Jev Guides & ArticlesArticle#community#explainer#news
Community
An explainer written for people who read everything about Jev and still did not get it, published as an X article and shared as a post.
Jev Guides & ArticlesPost#community#x#explainer
Community
A growth marketer's thread of eight SEO workflows Jev can run, from finding internal-link pairs to spotting cannibalizing pages and thin content.
Jev Guides & ArticlesPost#community#x#use-cases
Community
A release guide with eval tables, pricing, curl and Python examples, and fit boundaries for Jev's early access.
Jev Guides & ArticlesArticle#community#article#pricing
Community
A heavily footnoted claims audit that separates documented Jev facts from marketing, including the seed round, third-party tests, and missing transparency.
Jev Guides & ArticlesArticle#community#article#analysis
Community
A hands-on Python guide that installs typesafe-sdk, walks through Choice, Noul, and Score, and sketches a chargeback-tool integration and benchmark plan.
Jev Guides & ArticlesArticle#community#article#tutorial
Community
A TypeScript tutorial and critical explainer covering AI SDK integration, triage code, and the zero-hallucination caveat.
Jev Guides & ArticlesArticle#community#article#typescript
Community
A French SEO thread arguing Jev moves the bottleneck from writing to deciding: which page gets a link, which keyword deserves its own URL, and what content to keep.
Jev Guides & ArticlesPost#community#x#use-cases
Community
TypeSafe AI's product site for Jev, its first System One Model: typed decisions with calibrated confidence, performance and pricing claims, a FAQ, and links to the docs, console, workflow evals, and launch post.
Jev Guides & ArticlesDocs#official#docs#models
Official
TypeSafe's case for machine-native composable AI: intelligence as a dependable primitive that software branches on, rather than an assistant that keeps humans in the loop.
Jev Guides & ArticlesArticle#official#article#architecture
Official
A TypeSafe blog essay arguing that in ML the order that matters is doing the right task, then data, then compute, then algorithms, using the InstructGPT result as its example.
Jev Guides & ArticlesArticle#official#article#models
Official
Official TypeSafe community Discord for support and discussion, including a Show and Tell channel where builders share demos built with Jev.
Jev Guides & ArticlesDocs#official#community#demos
Official
Official X account for TypeSafe AI product and research updates, including the opening of Jev access and a note on signups being temporarily paused.
Jev Guides & ArticlesPost#official#post#updates
Official
Official LinkedIn page for TypeSafe AI with company details, launch announcements, and hiring posts, including the $40 million seed round led by DCVC.
Jev Guides & ArticlesPost#official#post#community
Official
A curated community list of public projects and practices built on Jev, grouped by direct Jev application domain; the October 2026 crawl lists 481 repositories plus hundreds of practice links, interviews, and discussions.
Jev Guides & Articles#community#awesome-list#documentation
Community
yibie/awesome-jevPython
yibie/awesome-jevPythonAn evidence-backed community collection of Jev use cases, patterns, prompts, and starter code, with quick facts sourced to TypeSafe docs and runnable Python and TypeScript quickstart examples.
Jev Guides & Articles#community#awesome-list#tutorial
A community field guide to TypeSafe's Jev with one documented support-ticket call, runnable JavaScript and Python starters, a JSON directory, and links to independent evaluations.
Jev Guides & Articles#community#awesome-list#sdk
Community
AbdelStark/awesome-typesafe-jevHTML
AbdelStark/awesome-typesafe-jevHTMLA 25-chapter Chinese tutorial that goes from reinforcement-learning basics to GRPO training with a runnable minimal-verl example, and closes with a chapter on when judgment tasks should be externalized to Jev instead of trained.
Jev Guides & Articles#community#python#tutorial
Community
cookiespiggy/agentic-rlPython
cookiespiggy/agentic-rlPythonA curated list of public projects and practices built on Jev: 212 entries across 13 categories, from classification and routing to agent decisions, calibration, infra/SDKs, and finance, with explicit inclusion rules.
Jev Guides & Articles#community#awesome-list#agents
Community
v-modal/awesome-jev-tools
v-modal/awesome-jev-toolsAn independent, community-maintained catalog of open-source projects built with Jev, citing public evidence behind each entry it lists.
Jev Guides & Articles#community#typescript#awesome-list
Community
heyjunpenn/awesome-jevAstro
heyjunpenn/awesome-jevAstroIndex of all 270 entries
- High-Speed Decision Pipelines: Jev and Prefill-Only Inference from Scratch
- Welcome to Jev
- Jev Hub — shiiivvaam
- Jev Workshop
- Awesome Jev · jev.info
- Jev TypeSafe AI Tutorial
- HiddenLayer: Jevil in the details - System One model security
- HiddenLayer: Jev Talking - security of decision models
- Pillar Security: the agent with no LLM inside
- Rogue Security: what Jev means for agentic security
- ThinkThen: why people are excited about Jev
- Contextually Aware: Jev - the witchcraft is that it stops talking
- BIG CHANGE: Jev and AI decisions inside everyday software
- VentureBeat: paying LLMs to write text for decisions needing labels
- VentureBeat: prompt injection can sway Jev's agent verdicts
- Vega: Jev gate closed up to a third of triage alerts
- TWIML #779: Diogo Almeida on Jev and machine-native AI
- MAD Podcast: Diogo Almeida on AI that's 95% Einstein, 5% Mr. Bean
- Exa: Law://WhatsNext tests Jev on legal contract review
- Progressive Robot: TypeSafe's $7.5B valuation, by the numbers
- Braintrust docs: Trace Jev and use it as an LLM judge
- Langfuse docs: Jev as a decision-model evaluator
- Langfuse: OpenTelemetry tracing for TypeSafe Jev
- Blackwell Systems: adversarial diligence on Jev's decision layer
- JevResearch: Jev is not frontier, but still worth your attention
- LessWrong: testing Jev as a trusted monitor for AI control
- Vilinski: decision models compared on accuracy, cost and speed
- ThursdAI: Jev's System 1 launch, with Allie Laabs
- The Merge: Jev as intelligence-infused if-statements
- How I AI: 8 real use cases for Jev
- Jev News evals desk: every published Jev measurement
- Jev News compare: Jev vs Laya, Luna and the rest
- System One: An Interactive Guide
- Jev Ecosystem
- Awesome System One Models
- Getting started with Discriminative (Jev/DiffusionGemma) models
- Awesome Clef
- System One (animated course)
- Jev × Laya Research Notes
- system-one (babybear-labs)
- SystemOne Blueprint
- Jev Decision Models Course (Korean)
- Jev — notes on fast small decisions
- Jev 決策模型實戰 (porter-ai-studio)
- systemone.dev Community Hub
- OpenDecision — deepanwadhwa.github.io
- Jev: For the Builders AND Dreamers (Jev 1.14)
- What Is Jev? TypeSafe's System One AI Model Explained
- Decision Models: The Fast Layer for AI Agents
- Two-Tier AI Agents: Why You Need Two Models
- System One API on DeepInfra
- How I Stopped Misclassifying Jobs with Jev
- What Is Jev AI? A Practical Getting-Started Guide
- LLMs Generate. Jev Decides. Inside a Java Invoice App
- What Is Jev? The 2026 Complete Guide
- Jev as a System One Model: Latent Space Interview Notes
- Jev Explained: RLCD Internals and Local Runners
- Jev Usage Walkthrough: API, SDK, and jev-review
- Jev Complete Guide: API Keys and Confidence Routing
- Jev as an Elasticsearch Search Reranker
- What Jev's Zero-Hallucination Claim Really Means
- Jev on BigQuery via Cloud Run
- I Tested Jev on Entity Resolution
- TypeSafe AI on Crunchbase
- Jev AI Model on Crunchbase
- Jev Day 2026
- Jev 1.14 Rollout Notes
- Jev Wiki — jevwiki.ai
- Jev Wiki Consult Guide
- Jev Agent Integration Playbook
- Jev News
- Find the Jev-Shaped Problems in Your Software
- OpenAI Decisions API Docs
- Awesome Open System One
- Jev + Herdr: Practical AI Agent Orchestration
- Jev Projects
- Mastering TypeSafe Jev
- A Jev gate belongs in a hook, not MCP
- Jevfast
- Building a Harness with Jev
- Laya.tools
- Build your own decision model
- Ollaya Documentation
- TypeSafe for Enterprise
- Contact TypeSafe
- Accessibility Statement
- TypeSafe Thoughts Blog
- TypeSafe A raises Series AI
- How Jack & Jill Cut Candidate Screening Costs By 88% With Jev
- Jev on Product Hunt
- Jev for QA
- TypeSafe Jev practical guide
- Jevidence
- Understanding Jev
- The 16 Jev Design Patterns
- TypeSafe Jev AI: System One Model Guide
- Jev Is Open, No Waitlist
- Signups Still Closed
- Signups Reopened
- New Signups Lose the Free Credit
- TypeSafe Team
- Lies, Damned Lies, and Benchmarks
- Terms of Use
- Master Customer Agreement
- Privacy Policy
- Acceptable Use Policy
- Data Processing Addendum
- Awesome Decision Models
- What TypeSafe got right with the Jev launch
- System One models for prod, not god
- CUA-S1 on Hacker News
- Von on Hacker News
- Ask HN: what is Noul
- LocalLLaMA: Jev as a classifier
- LocalLLaMA asks mods to curb Jev ads
- InfoQ: Jev returns typed probabilities
- Real Python: Jev in Python
- DataCamp: a typed ticket router
- OpenRouter: what Jev returns
- Vercel: Jev for Python engineers
- Jev In The Wild
- Jev-trading
- Jevsome Projects
- Jev Cookbook — datawhalechina
- Jev Hub — mizzlelover
- Jev Directory
- Fable Jev
- Jevusecases
- Documentation
- Parallel Constrained Decoding (Qwen2.5-1B-RLCD)
- Computer use built on Jev
- Jev Typewriter launch
- Jev vs Qwen on Cerebras
- Hide posts on X with natural language
- agentgateway Jev guardrail example
- Jev Classifier — jevclassifier.vercel.app
- Dmx.to
- Model router CLI
- Support ticket classifier
- ConsoleChaosRacing driven by Jev
- skillbox + Jev skill routing
- jev-rabbit PR review bot
- TrainLCD Jev rerank
- StarCraft Brood War WASM MCP demo
- Spanish AEPD corpus test
- Tabletop MMORPG action mapper
- Jev in 34 seconds
- Wiki-link clicker demo
- Verdict (Open-jev) launch thread
- Search with Jev and Milvus
- Best Jev Projects (jevbest.com)
- Jev wiki — jevai.wiki
- Show HN: Decide – Jev decisions in the shell
- Show HN: onesie – pipeable CLI for System One models
- Show HN: Jev as the Bletchley Park Analyst
- Show HN: Worklaude – learn by speaking
- Calibrating Jev as a Code Reviewer
- TypeSafe's Jev Can't See. I Made It Guess What I Drew Anyway — news.ycombinator.com
- Show HN: Jev, Fly Me to the Moon
- Awesome TypeSafe
- OpenAI answers TypeSafe's Jev with a Decision API built on Luna — thenewstack.io
- OpenAI Answers TypeSafe's Jev with a Decision API Built on Luna — news.ycombinator.com
- Typesafe's Jev is the fish at the poker table
- Show HN: Jev-CLI – CLI wrapper for JEV typesafe AI model
- What Is Jev? Inside TypeSafe's Decision-Only AI Model
- A deep dive into Jev, TypeSafe's System One model
- OpenAI's Jev clone could help the frontier lab stop its swarming agents
- TypeSafe Jev explained
- Jev by TypeSafe AI
- Jev model explained
- What is Jev?
- Jev on AI Gateway
- Jev vs Kev on Opper
- Local Laya vs hosted Jev
- I built non-autoregressive decision models with RL a year ago
- Jevify skill
- I was impressed by Jev, please explain why I shouldn't be
- How to build a Jev-style classifier with DiffusionGemma
- Minecraft PvP against DiffusionGemma-as-Jev
- Detecting compromised AI coding agents with Jev and Gryph
- Jev vs Kev tested side by side
- Jev and System One Models: Calibration Beats Accuracy
- Does an open-weight decision model beat a hosted one?
- Jevgpt — news.ycombinator.com
- We tested Jev on 100 real agent tool calls
- I turned Jev into a (lousy) chatbot
- Using Jev for evals in Datadog
- Jev vs. GPT-6 Astra
- Typed judgments or agentic loops?
- Jev introduces a new shape of LLM
- Jev can't be calibrated — alexmolas.com
- A Jev-like wrapper for LLMs
- GLM-5.3-Flash as a decision model
- Detecting compromised coding agents with Jev
- Seven practical Jev use cases
- Teaching a decision model to cook
- Show HN: Jev Plays Pokémon Red
- A Jev-like wrapper for LLMs, including vision
- Turning GLM-5.3-Flash into a Jev-like model
- Jev can't be calibrated — news.ycombinator.com
- Jev vs Claude Opus 5 on Banking77
- Jev vs an LLM on support triage
- Jev hands-on against Sonnet 5
- What Jev can do inside an agent harness
- Jev on 100 real agent tool calls
- Moderating a site with Jev
- Jev in 25 lines of Python
- Will OpenAI eat Jev's lunch?
- OpenAI is well positioned to fast-follow Jev
- Ollaya on Hacker News
- Jev in 25 lines, on Hacker News
- JevBench on Hacker News
- Jev-based code review on Hacker News
- Jev on 770 AITA posts
- Jevper on Hacker News
- Jevdit on Hacker News
- Cookbooks Index
- Jev with Coding Agents
- Legal
- Jev Radar
- TypeSafe's Jev Explained: Why AI Decisions May Not Need a Chatbot
- Jev explained for the normies
- Eight SEO workflows for Jev
- TypeSafe Jev: the First Decision-Only Model Class, Benchmarked and Priced
- Typed Decisions, Not Chat
- What Is Jev? How to Implement TypeSafe AI's Decision Model
- He Says He Co-Invented ChatGPT. His New AI, Jev, Won't Write a Word.
- JEV is a revolution for SEO
- TypeSafe AI — typesafe.ai
- Manifesto: Composable AI
- The Bitterest Lesson
- TypeSafe AI Discord
- TypeSafe AI on X
- TypeSafe AI on LinkedIn
- Awesome Jev — yibie
- Awesome Jev by TypeSafe
- Awesome Jev / TypeSafe
- Agentic RL 零基础教程
- Awesome Jev Tools
- Awesome Jev — heyjunpenn
- Made with Jev
- Awesome Jev — awesomejev.com
- The Year in AI Papers
- Jev (AI model)
- TypeSafe AI debuts model for machines that plays Doom
- TypeSafe AI's Jev offers an alternative to LLMs that claims to be 193x faster and 445x cheaper
- [AINews] Jev: a “System One Model” that only decides/classifies/routes/scores — >100x faster, >200x cheaper than small frontier LLMs
- Introducing System One Models and Jev
- TypeSafe AI's Jev Is Not an LLM — And That May Be the Point
- Jev: TypeSafe's System One Model Explained
- AI multiple choice, not essay writing
- Six uses that stuck after 60 days
- The open System One roundup
- Where the Jev discussion happened
- API Reference
- Models
- System One — docs.typesafe.ai
- AI Primer: RLCD and Calibration
- TypeSafe Is Out of Stealth
- Jev Python Tutorial: Classify and Score Requests
- How to Use Jev: A Practical Guide
- AI That Doesn't Talk: A Plain-English Guide to Jev
- Jev as a Really Smart Switch Statement
- Jev Projects Roundup Thread
- Classify, Route, and Score with Jev and AI SDK
- A Deep Dive into Jev
- Exploring Jev for AI-Driven Mobile QA
- Launch: Introducing System One Models & Jev
- TypeSafe Documentation
- Quick Start
Start here with the Jev AI model
Featured entries in guides & articles.
The Jev Day release post: Jev 1.14.0 under jev-preview plus three danger-zone features — composable images on both models, the box question type on 1.14 only, and opt-in 262k context.
Jev Guides & ArticlesArticle#official#release#vision
Official
An unofficial, agent-maintained knowledge base about TypeSafe's Jev, served as plain Markdown so a coding agent can fetch it to judge whether Jev fits a project, then build against the HTTP contract, SDKs, and cookbooks.
Jev Guides & ArticlesDocs#community#wiki#agents
Community
A desk recording news, benchmarks, and listed API prices for TypeSafe's Jev and other decision models, with each figure linked to the page that printed it. Updated October 15, 2026, and not affiliated with TypeSafe.
Jev Guides & ArticlesDocs#community#news#benchmarks
Community
Jev AI model articles
Original guides that go deeper on Jev guides & articles.
The typed-answer shape removes a category of data risk, not all of it. Zero data retention per surface, the legal set to read, and the controls that remain yours to run.
Jev Guides & Articles#privacy#compliance#legal
Read article
TypeSafe serves Jev from one API. A second tier of independent sites wraps it with their own keys, credits, and playgrounds. How to read the disclaimers before you paste a key.
Jev Guides & Articles#ecosystem#trust#hosting
Read article
The first ten days produced three receptions that rarely meet: a Product Hunt launch, a 620-point Hacker News thread, and a r/LocalLLaMA that doubted the framing. Reading them together.
Jev Guides & Articles#launch#community#reception
Read article
From the Jev community
Watch walkthroughs, read the threads, and see what builders are posting.
YouTube: Gary Explains the catch: Jev understands natural language but answers with structured values and confidence.
YouTube: Sam Witteveen on System 1 thinking, then Choice, Score, and Noul demos, and chained actions.
YouTube: Nate Herk compares speed and cost against ordinary models, then builds an X feed classifier and a paper-trading prototype.
Hacker News: Spoken-language learning with video scenes branching on TypeSafe Jev.
j_rcht1 pointShow HN: Worklaude – learn by speaking; video scenes branch on TypeSafe JEVRead the thread on Hacker NewsHacker News: OpenAI's Luna Decisions API framed as a fast follow to TypeSafe's Jev wave.
matt_d6 pointsOpenAI Answers TypeSafe's Jev with a Decision API Built on LunaRead the thread on Hacker NewsHacker News: Nikola Balić on what made the Jev launch easy to try and easy to share.
nkko2 pointsWhat TypeSafe Got Right with the Jev LaunchRead the thread on Hacker NewsHacker News: Pointer to a DiffusionGemma plus vLLM tutorial for a Jev-shaped classifier.
1 pointHow to build a Jev-style classifier with DiffusionGemma and vLLMRead the thread on Hacker News