The models will change. Your architecture shouldn't have to. Why engineering leaders should optimise AI systems for the cost of changing their mind, not for today's best model.

Part of the Change Seams series - Instrument once, export anywhere..

Part of the Change Seams series - why args_schema is the most important five lines in your tool definition, and how a contract layer survives model upgrades.

Part of the Change Seams series - architecture patterns for LLM applications that survive the real world.