PromptEval

Blog

Practical guides on prompt engineering and building reliable AI features.

Apr 24, 2026·8 min read

How to Evaluate Prompts Before Deploying to Production

Most teams test prompts manually and informally. Here's a systematic approach to prompt evaluation that catches failures before they hit users.

Apr 22, 2026·7 min read

The 4 Dimensions of a Good Prompt (Most People Only Think About 1)

Most prompt guides focus on wording. But there are 4 structural dimensions that actually determine whether a prompt works in production.

Apr 20, 2026·6 min read

Why Your ChatGPT Prompts Are Inconsistent (And How to Fix It)

You write the same prompt twice and get completely different results. Here's why it happens and the structural fixes that actually work.