MCP server providing Polars API reference and usage guides for efficient Polars query development
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# Polars MCP Server MCP server providing Polars API reference documentation via introspection of the installed Polars package and additional information via conceptual guides. ## Features - Polars API searchable by keyword - Full documentation for any Polars function, method, or class - Conceptual guides for Polars usage patterns - pandas to Polars translation guide - Always up-to-date with your installed Polars version - No external dependencies or pre-built docs needed ## Installation **Important:** This server introspects the installed Polars package. Install the same Polars version you use in your project to ensure accurate documentation. ### From PyPI ```bash # Or install with latest Polars uv pip install polars-mcp polars # Install with your project's Polars version uv pip install polars-mcp polars==1.35.0 ``` ### From source ```bash # Clone repository git clone https://github.com/r-brink/polars-mcp cd polars-mcp # Install with uv uv pip install . ``` ## Usage Add to your MCP settings configuration file. ### With `uvx` ```json { "mcpServers": { "polars-mcp": { "command": "uvx", "args": [ "--with", "polars", # set your Polars version here "polars-mcp" ] } } } ``` ### When installing from source ```json { "mcpServers": { "polars-mcp": { "command": "uv", "args": [ "--directory", "/path/to/polars-mcp", "run", "polars_mcp.py" ] } } } ``` Refer to the documentation on the Model Context Protocol website on how to [connect to local MCP servers](https://modelcontextprotocol.io/docs/develop/connect-local-servers) for an extensive guide. ### Standalone Testing ```bash # Test the server python polars_mcp.py --help # Run with MCP inspector npx @modelcontextprotocol/inspector uv run polars_mcp.py ``` ## Available Tools ###…
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