A bigger context window will not save your agent. Once it starts carrying user preferences, tool outputs, and half-finished tasks across turns, memory becomes a product, audit, and governance surface.
The emergence of stateful AI coding agents marks a paradigm shift from crafting perfect prompts to cultivating evolving contexts that learn and improve over time.
Context engineering is replacing traditional prompt engineering as AI professionals shift from crafting clever prompts to designing comprehensive information ecosystems for AI agents.