Jev Guides
Hands-on tutorials for the Jev judgment model: concepts, API calls, channels, confidence handling, cost and troubleshooting.
Jev API Channels: Official API vs OpenRouter (How to Choose)
Official Jev API vs OpenRouter compared: integration effort, billing, update speed and migration cost, plus a clear recommendation.
Updated 2026-09-21
How to Use Jev with Coding Agents (Cursor, Claude Code)
Use Jev with coding agents like Cursor and Claude Code: integration patterns, example code, and where a judgment model fits review work.
Updated 2026-09-21
Jev Confidence Scores and Fallback Strategies That Work
Set Jev confidence thresholds that work: low-confidence fallback to LLMs, humans or retries, plus monitoring tips for production.
Updated 2026-09-21
Jev Cost and Latency: Real Pricing Math and Budgets
Jev cost and latency explained: real math at $0.0462 per 1M input tokens, LLM cost comparison, latency budgets and batching tips.
Updated 2026-09-21
Jev API Tutorial: Make Your First Call in 10 Minutes
Jev API tutorial: copy-paste curl and Python examples, field-by-field request and response walkthrough, and three common first-call errors.
Updated 2026-09-21
How to Get a Jev API Key and Set Up Your Environment
How to get a Jev API key via OpenRouter, manage environment variables, set up billing and keep your key safe. A 10-minute setup guide.
Updated 2026-09-21
Jev vs LLM-as-a-Judge: Which Should You Use for Evaluation?
Jev vs LLM-as-a-Judge: parsing pain, bias and cost of generic judges, and when a dedicated judgment model is the better evaluator.
Updated 2026-09-21
Jev vs LLMs: When a Judgment Model Beats a Chat Model
Jev vs LLMs compared: capability boundaries, cost, determinism and a practical checklist for choosing a judgment model over a chat model.
Updated 2026-09-21
Designing Jev Questions and State: A Practical Guide
Design stable Jev questions: option enumeration, boundary definitions, few-shot examples and how to pass context state between calls.
Updated 2026-09-21
Jev Model's Three Primitives: Judgment, Choice, Scoring
Jev's three primitives explained: judgment, choice and scoring questions, their request and response shapes, and when to use each.
Updated 2026-09-21
Jev Troubleshooting: Common Errors and Proven Fixes
Jev troubleshooting guide: 401 and 404 model errors, 429 rate limits, JSON parse failures and confidence anomalies, with proven fixes.
Updated 2026-09-21
What Is Jev AI? The Judgment Model by TypeSafe AI Explained
What is Jev AI? A plain-English explainer of the Jev judgment model by TypeSafe AI, its three question primitives and output format.
Updated 2026-09-21