AIQualityHQ

AIQualityHQ is a free online prompt checker designed to help you evaluate, optimize, and trust your AI prompts. Powered by a local, deterministic Quality Engine, it instantly scans prompt syntax, structure, and safety in under 10 milliseconds without requiring any API keys or paid calls.The platform scores your prompts across six core dimensions:Prompt StructureMemory & StateContext GroundingTrust & AccuracyPII & PrivacySecurity & SafetyInstead of just giving a score, AIQualityHQ provides actionable fix checklists for every failed rule, allowing you to easily refine your prompts for production-grade applications. It runs entirely in your browser, ensuring complete privacy, and allows you to compare different prompt revisions in a single session.Because the analysis focuses on universal prompt engineering best practices, it works effectively regardless of the underlying LLM you are building for—whether it's GPT-4, Claude, Gemini, or Llama. It is an ideal tool for systems engineers, developers, and everyday users looking to safeguard against prompt injections, enforce data privacy, and maximize output quality.