
ChatGPT Ad Formats and Character Limits: What Actually Fits
A ChatGPT ad appears below the response and carries six elements, with specific limits: title 3–50 characters, body up to 100. The "24 / 48 character" figures in trade coverage do not match the documentation, so this guide gives the full limits table, shows how to fit a useful message, and covers the image, product ads and end-to-end consistency with the landing page.
















































