Obsidian Brain

MCP Server

Obsidian MCP server: semantic search, knowledge graph, and vault editing. No plugin required.

Install

claude mcp add obsidian-brain -- npx -y obsidian-brain

What is Obsidian Brain?

Obsidian MCP server: semantic search, knowledge graph, and vault editing. No plugin required.

Trust

79/100 · Good

2 factors scored below maximum

Documentation

README · ~5 min read

obsidian-brain

A standalone Node MCP server that gives Claude (and any other MCP client) semantic search + knowledge graph + vault editing over an Obsidian vault. Runs as one local stdio process — no plugin, no HTTP bridge, no API key, nothing hosted. Your vault content never leaves your machine.

📖 Full docs → sweir1.github.io/obsidian-brain Companion plugin → sweir1/obsidian-brain-plugin (optional — unlocks active_note, dataview_query, base_query)

Contents — Why · Quick start · What you get · How it works · Companion plugin · Troubleshooting · Recent releases

Why obsidian-brain?

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