At 2:07 a.m., an AI agent starts failing. The application is still running, but requests are timing out because a downstream API is returning errors. The agent has already retried twice, using more tokens than usual, and its response time has roughly doubled. The first question should not be: “Which model should we use?” It should be: “Who owns this system right now?” That question is easy to overlook when building AI agents . Teams often pour effort into prompts, retrieval, tools, and model selection, but production ownership determines whether an agent becomes a dependable service or...

Source: The New Stack