The agent passed every test I threw at it by hand. Then a user asked it to "book the cheaper flight,"...

The demo ran 50 times without a failure. Then we shipped it. Three days into production, the agent...

The agent passed every test I threw at it by hand. Then a user asked it to "book the cheaper flight,"...

Why your AI agent works perfectly in demos then fails in production. Real patterns for debugging LLM output, system prompts, and building reliable agent loops.