> For the complete documentation index, see [llms.txt](https://tofucat-docs.bruh0422.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tofucat-docs.bruh0422.xyz/economy/coupon.md).

# 使用兌換碼

用法 `=coupon <兌換碼>`