Agentic coding works especially great for me when application is platform-like. You have core and you extend it with a standardized plugins. When few plugins are already there - its hard to distinguish if next plugin is written by agent or by a human.

Also sddw works nicely with fleet of agent: https://news.ycombinator.com/item?id=48226033. I just insert the sequence of sddw steps into the queue and take a nap.