Find a practical pattern

Study a narrow Jev decision before adopting a full application: route a request, apply a rubric or gate an action. Read an example, check the source documentation and compare an integration that uses the same idea.

Read the companion guide

Submit a project

Reference library

35

Public projects, checked against their original sources.

001

Turn Jev answers about household state into Home Assistant sensors and automation responses.

PythonIntegrations☆ 6
002

Use Jev through the AI SDK evaluation API, with Choice, Score, and Boolean questions in one request.

TypeScriptIntegrations
003

Explore a Neo4j graph by asking Jev which relationship to follow and whether the goal is reached.

Jupyter NotebookIntegrations☆ 15
004

ruby_llm-typesafe

kieranklaassen

A RubyLLM 2 provider that expresses Jev questions through RubyLLM's structured output interface.

RubyIntegrations☆ 9
005

A community n8n node for adding typed Jev questions to automation workflows.

TypeScriptIntegrations☆ 0
006

Jevex

jvsteiner

An agent-loop experiment where Jev chooses actions and a LangChain model supplies text.

PythonExamples☆ 3
008

Inspect typed quality signals while drafting an X post.

TypeScriptExamples
009

Jev Audio Beeper

santos-sanz

Replace flagged Spanish words with beeps using timestamped transcripts.

TypeScriptExamples
010

Triage Guard

shivam2003-dev

Explore Jev workflows for tickets, operational alerts, and deployment risk.

PythonExamples
011

Eve

vercel

Use Jev for automatic model selection and typed evaluations in agents.

TypeScriptIntegrations
012

Vercel AI CLI

vercel-labs

Send typed evaluation questions from shell scripts through AI Gateway.

TypeScriptIntegrations
013

Loki

wundercorp

Add a Jev decision companion to the Loki agent.

PythonIntegrations
016

Safer with Jev

andrelandgraf

Place Jev judgments in an HTTP inspection and forwarding service.

TypeScriptIntegrations
018

pg_typesafe

giuliosmall

Ask Choice, Noul, and Score questions from PostgreSQL.

CIntegrations
019

Add Jev configuration, usage records, and confidence policies to Rails.

RubyIntegrations
020

TypeSafe Assist

JanOstrowka

Interpret Home Assistant voice commands with batched Jev questions.

PythonIntegrations
021

Jev4Mellea

SoundBlaster

Prototype Jev semantic checks for a Mellea generation loop.

PythonIntegrations
022

Browse reusable React components for TypeSafe-style decision interfaces.

TypeScriptIntegrations
023

Instinct

joevidev

Turn a natural-language request into choices from a fixed UI catalog.

TypeScriptExamples
024

Human Compiler

asfarsadewa

Read writing diagnostics through a playful compiler-style interface.

TypeScriptExamples
025

Jev Paper Judge

JacobLinCool

Evaluate a paper’s presentation, clarity, and completeness.

TypeScriptExamples
027

Inspect separate Jev checks for clarity, filler, tone, and actionability.

TypeScriptExamples
028

Jev Data Analysis

narulaskaran

Bring a CSV and inspect Jev classifications in a distribution chart.

TypeScriptExamples
029

Smart Home Assistant Demo

TypeSafe AIOfficial

An official walkthrough of batching home-control questions and using only the relevant answers.

OtherExamples
030

TypeSafe Quick Start

TypeSafe AIOfficial

Start with the playground, make an HTTP request, and translate a first evaluation into Python.

OtherLearning
031

Choice, Score & Noul

TypeSafe AIOfficial

Understand the three question types, the answers they return, and when to use each.

OtherLearning
033

System One HTTP API

TypeSafe AIOfficial

The request and response contract for calling Jev directly over HTTP.

OtherLearning
035

TypeSafe Workflow Evals

TypeSafe AIOfficial

TypeSafe's published comparison of structured workflows and single-prompt approaches.

OtherLearning