IntroductionIn the explosive year of 2026, where AI Agent concepts have reached mainstream adoption, I've witnessed countless teams rush into development with nothing but a large language model API and boundless optimism. The results are almost always predictable: either they drown in out-of-control "god prompts" that become unmanageable monsters, or their Agents spiral into infinite loops, burning through tokens at an alarming rate before ultimately retreating to redesign everything from scratch.Let me be clear: large language models themse...