GPT 5.6 Sol

Yes, **the newest cache marker makes the entire input prefix up to that marker cacheable**. Because OpenCode marks the last non-system message, that usually means the whole conversation available *bef...

Yes—the two non-system markers form a **rolling cache frontier** near the end of the prompt. The reason is that a cache marker means: > “Try to reuse the longest cached prefix ending at or before th...

Not exactly. It means the last two **`ModelMessage` entries in the request array whose role is not `system`**, not two abstract execution steps. For an agentic turn, the history might look like: ```...

No — important correction: **it does *not* go with pushes.** `stack`’s state is local to your clone, stored under the Git directory: ```bash $(git rev-parse --git-common-dir)/stack/state.json $(git ...