# Model Context Protocol (MCP)

The MCP server exposes RAG functionality as tools for AI assistants like Claude Desktop.

## Available Tools

### Document Management

- `add_document_from_file` - Add documents from local file paths
- `add_document_from_url` - Add documents from URLs
- `add_document_from_text` - Add documents from raw text content
- `get_document` - Retrieve specific documents by ID
- `list_documents` - List all documents with pagination
- `delete_document` - Delete documents by ID

### Search

- `search_documents` - Search documents using hybrid search (vector + full-text)

## Starting MCP Server

The MCP server starts automatically with the serve command:

```bash
# Default HTTP transport
haiku-rag serve

# stdio transport (for Claude Desktop)
haiku-rag serve --stdio

# SSE transport
haiku-rag serve --sse
```

## Integration

The MCP server follows the Model Context Protocol specification, making it compatible with:
- Claude Desktop
- Other MCP-compatible AI assistants
- Custom MCP clients