Mercury 不是银行,他首页上写得清清楚楚,"Mercury is a financial technology company, not a bank. Banking services provided by Choice Financial Group and Evolve Bank & Trust®; Members FDIC."
Mercury 银行可以生成 N 张虚拟卡,每张卡可以设定不同周期的消费额度、并限制在某个商家(如 OpenAI)。假如它们做坏事乱扣你钱,直接把卡注销了就好。