Choosing a Planning Pattern

A team proposes a design for Mailbox, its email assistant with web access. The design contains every pattern from this group of lessons: written reasoning before each write, a task list, a plan fixed before the first read, a stall counter that replans, reflection on each draft, and best-of-3 on each summary.

Most of these patterns can run together at a higher cost. Two of them cannot both keep their purpose on an agent that reads untrusted text. Which two are they, and which should the team remove?

The answer comes from the questions you would ask to choose a pattern for any task