Through July 12, you can use up to 50% of your weekly usage limit on Fable 5. If you hit your limit, you can continue on Fable 5 with usage credits. Fable 5 draws down usage faster than Opus 4.8. Run /model and select Fable to use it.
https://support.claude.com/en/articles/15424964-claude-fable-5-promotional-access
没有 200 刀基本上无法使用,对当前项目做一轮 code review ,100 刀都跑不下来