Is your GenAI product's quality plummeting in the most critical edge cases?

• 💡 The #1 Reason Your GenAI's Getting Worse (And How to Fix It)
  • Lack of evaluation
  • Inconsistent outputs due to inadequate testing
• 🔥 Adaptive Rubrics: The Game-Changing Metric for GenAI Evaluation
  • Break task expectations down into testable criteria
  • Generate criteria that fit the actual prompt, not a generic checklist
• ✅ The Power of Comparative Evaluation
  • Compare candidates across different prompts and models
  • Inspect results side-by-side to spot hidden weaknesses
• ❌ Don't Make This Common GenAI Trap: The Edge Case Failures You're Missing
  • Avoid blaming vague impressions or intuition for subpar performance
  • Focus on objective evaluation instead of subjective debate

Click to learn how to apply Vertex AI Evaluation to your GenAI product and uncover hidden weaknesses!

Originally published at https://medium.com/google-cloud/vertex-ai-evaluation-in-2026-stop-trusting-it-feels-better-386e25c8c361