Writing
Notes on the harness, the models underneath it, and what changes when a new one lands.
本页正文为英文。它解释的术语是人们用英文检索的术语，而译过的术语已经是另一个术语。
- Switching models mid-session costs nothing — And that is a design decision, not a feature. Most agent tooling is written against one vendor and adapted to others afterwards. The order sounds like an implementation detail. It is the whole thing.