SurfSense is an open-source NotebookLM alternative designed for open web research. It provides a unified platform, API, and MCP server to access live data from platforms like Reddit, YouTube, Instagram, TikTok, Google Maps, and more. With a growing catalog of connectors, users can extract structured intelligence for AI agents, market research, lead generation, and trend tracking. It combines a research workspace for humans with live-data primitives for automated agents, making it a versatile tool for businesses and researchers.