List all running marimo notebooks with their paths and ports.

Create a new marimo notebook at the given absolute path.

Args: path: Absolute path where the .py notebook file will be created.

Get all cells with their IDs, code, and runtime state.

Args: notebook: Path to the notebook file or port number (e.g. "analysis.py" or "2718").

Get visual output and console streams for cells.

Args: notebook: Path to the notebook file or port number. cell_ids: List of cell IDs to get outputs for. If empty, returns all cells.

Get all errors in the notebook, grouped by cell.

Args: notebook: Path to the notebook file or port number.

Get all variable values and data tables in the notebook.

Args: notebook: Path to the notebook file or port number.

Get the cell dependency graph showing which cells depend on which variables.

Args: notebook: Path to the notebook file or port number. cell_id: Optional cell ID to get deps for a specific cell only.

Edit a cell's code and run it. Waits for completion and returns outputs.

This does NOT require --mcp flag or agent mode.

Args: notebook: Path to the notebook file or port number. cell_id: The cell ID to edit (get IDs from get_cells first). code: New Python code for the cell.

Delete a cell from a running notebook.

Args: notebook: Path to the notebook file or port number. cell_id: The cell ID to delete (get IDs from get_cells first).

Add a new cell to a notebook without executing it.

Args: notebook: Path to the notebook file or port number. code: Content for the new cell. after_cell_id: Insert after this cell ID. If None, appends at end. cell_type: "code" (default) or "markdown". Markdown wraps content in mo.md(...).