Model Lock-in: The Dependency No One Plans For
Everyone frets about cloud and SaaS lock-in — almost no one budgets for the dependency on a single provider's model. Tie your prompts, tool-calling formats and fine-tunes tightly to one model and you turn a later switch into a rewrite, handing a vendor pricing power over your own margin. How model lock-in creeps in — and how to keep a cheap way out.