Are you referring to Microsoft Editor (https://www.microsoft.com/en-us/microsoft...

pncnmnp on Feb 14, 2023 | parent | context | favorite | on: Bing AI can't be trusted

Are you referring to Microsoft Editor (https://www.microsoft.com/en-us/microsoft-365/microsoft-edit...)? It appears to be an interesting tool - includes tone, spelling, and grammar suggestions. I have yet to try it myself.