Everyone is searching for the best AI model . Should we use GPT? Claude? Gemini? Local models? But after working with AI-assisted engineering workflows, we started asking a different question: What if there isn't a single "best" model? What if the right answer depends entirely on the task at hand ? The deeper we explored enterprise AI adoption, the clearer it became: One AI model is rarely enough for an entire software development lifecycle. The "One Model for Everything" Trap Most teams begin t