We have all been there. You build an agent. It works perfectly in the demo. You deploy it. And then, on a Tuesday at 3 PM, it decides that the URL for the API documentation is api.stripe.com/v1/users (a 404), but it looks so plausible that you waste 20 minutes debugging network errors.Worse, it says this with 100% confidence.When we try to fix this today, the industry tells us to use “LLM-as-a-Judge.” We are told to ask GPT-4o to grade GPT-3.5. We are told to fix the “vibes.”But this creates a d...