On the site, select Grok on the sidebar (or visit Grok directly). In the app, choose the Grok icon in the bottom bar of the app, next to the search tool. Grok works similarly to other chatbots.

You’ll also note the updated Grok icon for the new button. Grok’s switching from the box with a slash through it to a new logo design, further differentiating the function. X is also now ...