# Obsidian MCP Server A lightweight [Model Context Protocol (MCP)](https://modelcontextprotocol.io) server that enables AI assistants like Cursor &
The server publishes 2 tools. What each one is for:
Read — The Read tool exposed by this serverWrite — 1. updateFileContent - Updates the content of a specified file in the Obsidian vault with new markdown content - If the file doesn't exist, itThe server ships on npm as obsidian-mcp-server, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.
Among the planning and project tracking options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. Obsidian's toolset — Read, Write — is a fair guide to whether it matches your workflow. It is maintained by marcelmarais; worth a glance at recent repository activity before you build anything load-bearing on it.
This entry was verified against Obsidian's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.
| Tool | What it does |
|---|---|
| Read | The Read tool exposed by this server. |
| Write | 1. **updateFileContent** - Updates the content of a specified file in the Obsidian vault with new markdown content - If the file doesn't exist, it will be created - Automatically creates any necessary directories |
{
"mcpServers": {
"obsidian-mcp-server-marcelmarais": {
"command": "npx",
"args": ["-y", "obsidian-mcp-server"]
}
}
}Add to claude_desktop_config.json, then restart Claude Desktop.
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