If you gradually and consistently raise your use to a higher number, Google will tolerate the increase. If you exceed this limit, Google might suspend your account for anywhere from 1 to 24 hours.
Gmail sets a rate limit of 20 outgoing emails per hour. How many emails can be sent at once in Gmail?
If you use Gmail or if your company uses Google Workspace (formerly G Suite), then your email account is subject to a Gmail sending limit. Gmail/Google Workspace (formerly G Suite) sending limit However, if you want to send mass emails from your Gmail or Google Workspace account, you need a way around those limits.
If you use your account only for personal email, that’s usually not a problem. Google imposes a limit to how many emails each Gmail user can send from their account in every 24-hour period.