variA/Bly – Scientific A/B/n testing and optimization for AI prompts

Summary: variA/Bly provides continuous, multidimensional evaluation and statistical A/B testing of AI prompts to detect performance drift before user impact. It includes AI-powered prompt optimization and a prompt registry for version control and deployment.

What it does

variA/Bly measures AI prompt quality across 41 dimensions, applies confidence-interval-based A/B/n testing, optimizes prompts using AI, and manages prompt versions for deployment.

Who it's for

It is designed for AI teams working with large language models who need data-driven prompt evaluation and iteration.

Why it matters

It prevents AI performance issues by detecting prompt drift early, avoiding reliance on user complaints or subjective assessments.