obsidian-mcp-sb transforms your Obsidian vault into a secure, intelligent 'second brain' for Large Language Models. This read-only Model Context Protocol (MCP) server enables LLMs to perform advanced queries such as semantic search, tag-based filtering, and temporal analysis across your notes without any risk of modification. By providing controlled access to your curated knowledge base, it empowers AI to leverage your information for summarization, insights, and contextual understanding, making your personal knowledge base a powerful asset for AI-driven tasks.