Responsive Search Ads (RSAs) are a type of advertisement format used in Google Ads that allows advertisers to create multiple headlines and descriptions for a single ad. Google’s machine learning algorithms then test various combinations of these headlines and descriptions to determine which combinations perform best.
This format enables more flexibility and adaptability in advertising campaigns by automatically optimizing ad content to match user queries and preferences. Advertisers input a variety of headlines (up to 15) and descriptions (up to 4), and Google dynamically generates and displays the most relevant ad variations based on the search context and user behavior. This helps improve ad performance and relevance, potentially leading to higher click-through rates and better engagement with target audiences.