How Do I Investigate a Score Shift After Changing Retrieval or Prompts?
In the fast-evolving landscape of AI-assisted workflows, it’s common for product teams to tweak retrieval methods or prompt designs in pursuit of better user outcomes. But when a model’s performance metric suddenly shifts—sometimes improving, sometimes degrading—product managers and AI leads face a critical question: How do I investigate this score shift rigorously and reliably? Drawing on insights from companies like PM Toolkit, PayPal, and H2O.ai, alongside proven f