usage2 returns the character usage and configured character limit for the current billing period
of a DeepL API Free account.
usage2(auth_key)A named list or structured object containing:
character_count – Number of characters used in the current billing period.
character_limit – Total character limit for the current billing period.
To use this function, you must register for a DeepL API Free account at https://www.deepl.com/pro#developer. The Free plan includes up to 500,000 characters per month.
if (FALSE) { # \dontrun{
usage2()
} # }