Obsidian MCP REST Server

An MCP (Model Context Protocol) server implementation that provides access to Obsidian vaults through a local REST API. This server allows AI assistants to interact with Obsidian notes and manage vault content through a standardized interface.

Features

• Access Obsidian vault contents through MCP
• Read and write notes
• List vault contents
• Search functionality
• Secure local REST API integration
• Compatible with Claude Desktop and other AI assistants

Prerequisites

• Node.js 16 or higher
• Obsidian with Local REST API plugin installed and configured
• An Obsidian vault with Local REST API enabled

Installation

Install the package globally:

Or if you prefer using a specific version/branch:

Configuration

1. First, configure Obsidian Local REST API plugin:
   • Install the Local REST API plugin in Obsidian
   • Configure the API port (default: 27123)
   • Generate and save an API key
2. Create a configuration file config.json:

Usage

1. Start the server:

2. The server will start and listen for MCP requests via stdin/stdout.

Using with Claude Desktop

1. Configure Claude Desktop to use this MCP server:
   • Open Claude Desktop settings
   • Navigate to the MCP section
   • Add new server configuration:
     { "name": "obsidian-mcp", "command": "obsidian-mcp-rest", "args": ["--config", "path/to/config.json"] }
2. Claude can now access your Obsidian vault through commands like:
   Read note "Projects/MyProject.md" List all notes in "Projects" folder Search for notes containing "typescript"

Available Tools

• listNotes: List all notes in the vault or a specific folder
• readNote: Read the contents of a specific note
• writeNote: Create or update a note
• searchNotes: Search for notes using a query string
• getMetadata: Get metadata for a specific note

Security

• The server only runs locally and communicates through stdin/stdout
• All requests to Obsidian REST API are authenticated with your API key
• No external network access is required
• Data remains local to your machine

Development

1. Clone the repository:

2. Install dependencies:

3. Build the project:

4. Run tests:

Troubleshooting

Installation Issues

If you encounter any installation issues, try these alternatives:

1. Clone and install locally:

2. If you see TypeScript-related errors, ensure TypeScript is installed globally:

Contributing

Contributions are welcome! Please feel free to submit a Pull Request. For major changes, please open an issue first to discuss what you would like to change.

License

MIT License - see LICENSE file for details