Microsoft is testing a new setting for “tone” in the new Bing AI search and chat experience. You can set the tone to be creative, balanced, or precise to tailor the type of responses you get from the Bing AI chat. More changes to Bing AI chat. In addition to the above experiment of setting a tone, I noticed other updates to Bing AI chat this weekend. It is fascinating to follow all these rapid changes from Microsoft on its new Bing AI Chat.