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Recent activityA FIELD GUIDE TO JEV / VOL. 01
The best of Jev. Real projects, practical guides and ideas from across the internet.
TypeSafe AI@typesafeaiOFFICIALTypeSafe 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 everyoneExplore this project ↗TypeSafe AI@typesafeaiOFFICIALTypeSafe 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 useExplore this project ↗TypeSafe AI@typesafeaiOFFICIALTypeSafe’s official launch announcement introduces the lab and points builders to Jev. It includes Diogo Almeida’s launch film and original introduction.
Diogo Almeida@CompleteSkepticLAUNCH POSTDiogo 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.
Four official signals. A fresh starting point on each visit.
49 resources
AI-assisted summaries and translations. Check original sources for context and performance claims.
A GitHub project routing tasks by selecting model tier, tools, skill, and effort.
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A GitHub Action using Jev for automated PR triage and classification.
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GitHub project for content moderation with category-specific probability thresholds. Enables automated content filtering.
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JEV Document Classification enables the rapid and cost-effective classification of text-based documents using AI, leveraging TypeSafe's "System One" model.
github.comCharlyhno-eng/jev-document-classificationExplore this project ↗Source-linked curation
Open-source AI email triage for Gmail. Sorts your inbox into Needs reply, Updates, Promos, Sales and Spam with Jev, TypeSafe AI's decision model, via Vercel AI Gateway. Read-only, runs locally, 1,000 emails in about a minute for 3 cents.
github.comfazlerocks/jevmailExplore this project ↗Source-linked curation
Helper n8n community node for Jev by TypeSafe. Classify, route, and score text with questions you define, and get a probability for every answer so unsure items can go to review.
github.comvibe-with-me-tools/n8n-nodes-jevExplore this project ↗Source-linked curation
Screen a folder of CVs with the TypeSafe Jev decision model: typed judgments, an editable policy, free re-scoring.
github.comgtaras7/typesafe-jevExplore this project ↗Source-linked curation
Autonomous System-One Triage Engine & Benchmark powered by TypeSafe AI (Jev). 75ms inference, $0 output tokens, and RLCD epistemic safety gates.
github.comsysadarsh/zerosweepExplore this project ↗Source-linked curation
Real-time Discord moderation bot: Jev evaluates messages and metadata in parallel to catch phishing, spam, and social engineering with a progressive escalation ladder.
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GitHub Action for issue triage that abstains: label, spam, needs-info and duplicate in one call, each applied only above a threshold you set, and nothing at all below it.
github.comemreozyoruk/hushExplore this project ↗Source-linked curation
Three composable judgment pipelines on TypeSafe's Jev: support-ticket triage, observability alert triage, and a deploy-risk gate.
github.comshivam2003-dev/typesafe-triage-guardExplore this project ↗Source-linked curation
LlamaIndex reranker + router powered by TypeSafe Jev — typed scores/choices, cheaper than LLM-as-judge.
github.comWiktorB2004/llama-index-jevExplore this project ↗Source-linked curation
Guardrails for LLM apps in one API call. Prompt injection, jailbreaks, leaks, unsafe content. Built on TypeSafe Jev. MIT.
github.com0xArx/jevegisExplore this project ↗Source-linked curation
Pre-alpha PostgreSQL extension for TypeSafe AI (Jev) categorical classification.
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Marketing analytics platform whose feature flag routes brand-visibility classifiers off an LLM and onto Jev boolean decisions.
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A developer project exploring decisions using a classifier as a next-token predictor.
github.comerik-dunteman/ChatJevExplore this project ↗Source-linked curation
Eight minimal working examples of TypeSafe's Jev (a System One model) applied to mechanical and electrical engineering: CAD/CAE/CAM routing, FEM result triage, DFM screening, BOM alignment, hallucination-proof extraction. Zero dependencies.
github.comFoadsf/jev-for-engineersExplore this project ↗Source-linked curation
ACME live support-call scoring demo with TypeSafe AI, Effect, SQLite, React, Vite, and Turborepo.
github.combrandonbryant12/transcript-scorecardExplore this project ↗Source-linked curation
Experimental semantic line search with TypeSafe Jev via OpenRouter. Python CLI with no runtime dependencies.
github.comlarguesa/jev-searchExplore this project ↗Source-linked curation
A GitHub project that uses Jev to triage and route posts from the live Bluesky firehose with human oversight.
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Open-source Jev log triage for OpenTelemetry. Score the signal before expensive LLM analysis.
github.comreachjalil/jevlogsExplore this project ↗Source-linked curation
An educational Jev-like visual inference experiment on Apple Silicon: shared context, direct candidate scoring, and local visual demos.
github.comhr98w/jev-visualExplore this project ↗Source-linked curation
Async LangGraph workflow that gets a typed Jev Choice (invoice or general) and routes each inbound email to the matching handler.
github.comGiesN/typesafe-jev-workflowExplore this project ↗Source-linked curation
SQL with natural-language predicates, powered by TypeSafe's Jev. Filter, rank, classify and score rows by meaning — batched, cached and cost-guarded.
github.comEugeneBoondock/jevsqlExplore this project ↗Source-linked curation
A developer project for model routing with caching and failover.
github.comwin4r/pi-jev-routerExplore this project ↗Source-linked curation
Calibration and confidence-based routing measured on Banking77: 80.2% accuracy at $0.103 per 500 decisions.
github.comFirasSX914/JanusExplore this project ↗Source-linked curation
Classify your inbox with Jev (TypeSafe's System One model) — tag, move, flag, and notify, all config-driven.
github.comparth-kp/jev-mail-classifierExplore this project ↗Source-linked curation
Not every coding task needs your best model. Experimental Jev-powered model routing for Claude Code — V3 prototype runs today, V4 routes at the task boundary.
github.comMongLong0214/jev-gateExplore this project ↗Source-linked curation
jev-router (skill). A developer project using Jev to select appropriate models for prompts in coding tasks.
github.comheyman333/jev-routerExplore this project ↗Source-linked curation
Classify Git commit diffs and messages with Jev. Bug fixes, security fixes/CWEs, and change types.
github.comdevanshbatham/commit-minerExplore this project ↗Source-linked curation
A GitHub project for a Pareto-optimal OpenRouter router for Pi, decided by Jev.
github.comphilippdubach/pi-jev-routerExplore this project ↗Source-linked curation
Runnable Jev examples through OpenRouter for immediate implementation.
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Benchmarking TypeSafe's Jev decision model as a cost-efficient LLM router on RouterArena.
github.comTokenTrim/jev-routing-experimentExplore this project ↗Source-linked curation
Comment-moderation playground: paste a comment, Jev decides what to do with it.
github.comNorbertBodziony/guard-jevExplore this project ↗Source-linked curation
Typed, policy-driven decision workflows on top of TypeSafe AI Jev: confidence routing, fallbacks, evaluation, and RAG patterns for TypeScript apps.
github.comhamakyo/jev-starterExplore this project ↗Source-linked curation
Self-hosted AI email classifier for Gmail powered by Jev. Create custom labels, organize your inbox, and filter spam with confidence and cost controls.
github.comilyamk/jev-gmail-ai-spam-filter-and-labelingExplore this project ↗Source-linked curation
Typesafe.ai System One Model Jev navigating a Neo4j graph by using a classifier over neighbouring relationships.
github.comjexp/neo4jevExplore this project ↗Source-linked curation
Neon Function proxy for the Neon AI Gateway with TypeSafe Jev routing.
github.comandrelandgraf/safer-with-jevExplore this project ↗Source-linked curation
LaneBreak — support ticket priority+routing via TypeSafe Jev.
github.comndolinschi/lanebreakExplore this project ↗Source-linked curation
A developer project for lead scoring in Clay using Jev.
github.compromptgtm-shared/clay-jev-people-rankerExplore this project ↗Source-linked curation
An optimized inference engine to turn LLMs into Jev-like machines: optimized for quick, lightweight, and accurate decision-making, classification, and scoring.
github.comMintzs/jevifyExplore this project ↗Source-linked curation
Turn any open model into a classifier/jev endpoint.
github.comfeatherless-ai/simple-jevExplore this project ↗Source-linked curation
TypeSafe (Jev) vs DeepSeek-flash: side-by-side speed/token/cost/accuracy comparison across invoice extraction, email classification, and reranking.
github.commarkfive-proto/typesafe-vs-deepseekExplore this project ↗Source-linked curation
A developer project integrating Home Assistant with Jev for processing user input without an LLM.
github.comallenporter/home-assistant-typesafeExplore this project ↗Source-linked curation
A .NET 10 and React 19 application for fast, structured AI-powered ticket triage using TypeSafe Jev.
github.comGhrezaKh74/JevTicktRouterExplore this project ↗Source-linked curation
Fast CVSS scoring from vulnerability descriptions using Typesafe Jev.
github.comRed5d/jev-cvssExplore this project ↗Source-linked curation
PulseLane — clinic triage decisions via TypeSafe Jev.
github.comndolinschi/pulselaneExplore this project ↗Source-linked curation
Diffusion-style pixel art out of a classifier: 256 parallel per-pixel Jev questions plus refinement passes.
github.comWizhill05/typesafe-image-diffusionExplore this project ↗Source-linked curation
Open-source Jev-style System One decision model. Gemma 3 270M with a scoring head — fast, calibrated decisions in a single forward pass. No text generation. Inspired by TypeSafe.ai's Jev.
github.comakash-kamat/system-one-gemmaExplore this project ↗Source-linked curation
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4 HIGHLIGHTS
Decisions & routing
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