DataForSEO acts as a Model Context Protocol (MCP) server, enabling seamless interaction with the DataForSEO API. This server processes JSON requests via standard input (stdin) and delivers JSON responses via standard output (stdout), facilitating the integration of DataForSEO's SEO, keyword, backlinks, on-page, domain analytics, app data, merchant and business data capabilities into various applications and workflows. Configuration is flexible, supporting both command-line arguments and environment variables for API credentials.