delete_cell - Jupyter MCP Server

Delete specific cells from the currently activated notebook and return the cell source of deleted cells (if include_source=True).

destructive: yes

Parameters

Parameter	Type	Required	Default	Description
`cell_indices`	array	yes	—	List of cell indices to delete (0-based)
`include_source`	boolean	no	`true`	Whether to include the source of deleted cells
`notebook_name`	string \| null	no	`null`	Target this specific connected notebook instead of the currently activated one. Use when multiple clients share this server, to avoid racing the shared 'current notebook' pointer. Omit to use the currently activated notebook.

Output

{
  "properties": {
    "result": {
      "description": "Success message with list of deleted cells and their source (if include_source=True)",
      "title": "Result",
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "title": "delete_cellOutput",
  "type": "object"
}

Call it

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "delete_cell",
    "arguments": {
      "cell_indices": "<cell_indices>",
      "include_source": true,
      "notebook_name": null
    }
  }
}

result = await session.call_tool("delete_cell", arguments={"cell_indices": "<cell_indices>", "include_source": True, "notebook_name": None})

Source

Registered by the @mcp.tool decorator on delete_cell in jupyter_mcp_server/server.py.