What is a SERP API? — An Explanation from Search Infra

I. Introduction A SERP API (Search Engine Results Page API) is an interface service specifically designed for programmatically retrieving data from search engine results pages. Traditionally, developers or data analysis systems need to manually access search engines (such as Google and Bing), crawl web pages, and parse HTML to extract search results. The SERP API, however, directly returns structured data (usually in JSON format) through standardized API requests, making it easier for developers to integrate, analyze, and use this data. Simply put: You provide a search keyword to the SERP API (e.g., keyword="Apple"), the API automatically executes the search request, and parses the search engine's results page content into structured, easy-to-read JSON data and returns it to the caller. II. Why is a SERP API Needed? Search Engine Results Pages (SERPs) contain a wealth of valuable information. For example: Organic Results (naturally ranked search results), Ads, Featured summaries and Kn