SERP APIs and web search APIs serve different yet overlapping purposes, with SERP APIs focusing on automating data extraction from search engine results pages for applications like SEO analysis and market research, while web search APIs offer broader search capabilities, often integrating with large language models (LLMs) to provide real-time web information. Various providers offer these APIs, each with unique features and pricing models; for instance, Bright Data is highlighted as a leading provider due to its scalable SERP API, which can be integrated with LLMs for enhanced web search functionality. The article outlines several top providers, such as Bright Data, Tavily, and Exa, each catering to specific use cases, ranging from SEO monitoring to AI-driven search workflows, with consideration given to factors like scalability, LLM integration, and pricing options.