Powerpoint MCP Server

Instructions

Implementation Reference

• src/powerpoint/presentation_manager.py:116-161 (handler)

  Core handler function that adds a comparison slide to the presentation by selecting the appropriate slide layout (SLIDE_LAYOUT_COMPARISON), setting the title, and populating left/right titles and contents into specific placeholders.
  def add_comparison_slide(self, presentation_name: str, title: str, left_side_title: str, left_side_content: str, right_side_title: str, right_side_content: str ): """ Create a section header slide for the given presentation Args: presentation_name: The presentation to add the slide to title: The title of the slide left_side_title: The title of the left hand side content left_side_content: The body content for the left hand side right_side_title: The title of the right hand side content right_side_content: The body content for the right hand side """ try: prs = self.presentations[presentation_name] except KeyError as e: raise ValueError(f"Presentation '{presentation_name}' not found") slide_master = prs.slide_master # Add a new slide with layout slide_layout = prs.slide_layouts[self.SLIDE_LAYOUT_COMPARISON] slide = prs.slides.add_slide(slide_layout) # Set the title title_shape = slide.shapes.title title_shape.text = title # Build the left hand content content_shape = slide.placeholders[1] text_frame = content_shape.text_frame text_frame.text = left_side_title content_shape = slide.placeholders[2] text_frame = content_shape.text_frame text_frame.text = left_side_content # Build the right hand content content_shape = slide.placeholders[3] text_frame = content_shape.text_frame text_frame.text = right_side_title content_shape = slide.placeholders[4] text_frame = content_shape.text_frame text_frame.text = right_side_content return slide
• src/powerpoint/server.py:435-459 (handler)

  Dispatch handler in the main tool call function that extracts arguments from the tool call, validates them, retrieves the presentation, calls the core add_comparison_slide method, and returns success message.
  elif name == "add-slide-comparison": # Get arguments presentation_name = arguments["presentation_name"] title = arguments["title"] left_side_title = arguments["left_side_title"] left_side_content = arguments["left_side_content"] right_side_title = arguments["right_side_title"] right_side_content = arguments["right_side_content"] if not all([presentation_name, title, left_side_title, left_side_content, right_side_title, right_side_content]): raise ValueError("Missing required arguments") if presentation_name not in presentation_manager.presentations: raise ValueError(f"Presentation not found: {presentation_name}") try: slide = presentation_manager.add_comparison_slide(presentation_name, title, left_side_title, left_side_content, right_side_title, right_side_content) except Exception as e: raise ValueError(f"Unable to add comparison slide to {presentation_name}.pptx") return [types.TextContent( type="text", text=f"Successfully added comparison slide {title} to {presentation_name}.pptx" )]
• src/powerpoint/server.py:150-193 (schema)

  Tool schema definition including inputSchema with properties and requirements for the add-slide-comparison tool, registered in the list_tools handler.
  types.Tool( name="add-slide-comparison", description="Add a new a comparison slide with title and comparison content. Use when you wish to " "compare two concepts", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", }, "left_side_title": { "type": "string", "description": "Title of the left concept", }, "left_side_content": { "type": "string", "description": "Content/body text of left concept. " "Separate main points with a single carriage return character." "Make sub-points with tab character." "Do not use bullet points, asterisks or dashes for points." "Max main points is 4" }, "right_side_title": { "type": "string", "description": "Title of the right concept", }, "right_side_content": { "type": "string", "description": "Content/body text of right concept. " "Separate main points with a single carriage return character." "Make sub-points with tab character." "Do not use bullet points, asterisks or dashes for points." "Max main points is 4" }, }, "required": ["presentation_name", "title", "left_side_title", "left_side_content", "right_side_title", "right_side_content"], }, ),
• src/powerpoint/server.py:42-362 (registration)

  Registration of the tool via the list_tools decorator, including the add-slide-comparison tool in the returned list of available tools.
  @server.list_tools() async def handle_list_tools() -> list[types.Tool]: """List available PowerPoint tools.""" return [ types.Tool( name="create-presentation", description="This tool starts the process of generating a new powerpoint presentation with the name given " "by the user. Use this tool when the user requests to create or generate a new presentation.", inputSchema={ "type": "object", "properties": { "name": { "type": "string", "description": "Name of the presentation (without .pptx extension)", }, }, "required": ["name"], }, ), types.Tool( name="generate-and-save-image", description="Generates an image using a FLUX model and save the image to the specified path. The tool " "will return a PNG file path. It should be used when the user asks to generate or create an " "image or a picture.", inputSchema={ "type": "object", "properties": { "prompt": { "type": "string", "description": "Description of the image to generate in the form of a prompt.", }, "file_name": { "type": "string", "description": "Filename of the image. Include the extension of .png", }, }, "required": ["prompt", "file_name"], }, ), types.Tool( name="add-slide-title-only", description="This tool adds a new title slide to the presentation you are working on. The tool doesn't " "return anything. It requires the presentation_name to work on.", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", } }, "required": ["presentation_name", "title"], }, ), types.Tool( name="add-slide-section-header", description="This tool adds a section header (a.k.a segue) slide to the presentation you are working on. The tool doesn't " "return anything. It requires the presentation_name to work on.", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "header": { "type": "string", "description": "Section header title", }, "subtitle": { "type": "string", "description": "Section header subtitle", } }, "required": ["presentation_name", "header"], }, ), types.Tool( name="add-slide-title-content", description="Add a new slide with a title and content to an existing presentation", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", }, "content": { "type": "string", "description": "Content/body text of the slide. " "Separate main points with a single carriage return character." "Make sub-points with tab character." "Do not use bullet points, asterisks or dashes for points." "Max main points is 4" }, }, "required": ["presentation_name", "title", "content"], }, ), types.Tool( name="add-slide-comparison", description="Add a new a comparison slide with title and comparison content. Use when you wish to " "compare two concepts", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", }, "left_side_title": { "type": "string", "description": "Title of the left concept", }, "left_side_content": { "type": "string", "description": "Content/body text of left concept. " "Separate main points with a single carriage return character." "Make sub-points with tab character." "Do not use bullet points, asterisks or dashes for points." "Max main points is 4" }, "right_side_title": { "type": "string", "description": "Title of the right concept", }, "right_side_content": { "type": "string", "description": "Content/body text of right concept. " "Separate main points with a single carriage return character." "Make sub-points with tab character." "Do not use bullet points, asterisks or dashes for points." "Max main points is 4" }, }, "required": ["presentation_name", "title", "left_side_title", "left_side_content", "right_side_title", "right_side_content"], }, ), types.Tool( name="add-slide-title-with-table", description="Add a new slide with a title and table containing the provided data", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", }, "data": { "type": "object", "description": "Table data object with headers and rows", "properties": { "headers": { "type": "array", "items": {"type": "string"}, "description": "Array of column headers" }, "rows": { "type": "array", "items": { "type": "array", "items": {"type": ["string", "number"]}, }, "description": "Array of row data arrays" } }, "required": ["headers", "rows"] } }, "required": ["presentation_name", "title", "data"], }, ), types.Tool( name="add-slide-title-with-chart", description="Add a new slide with a title and chart. The chart type will be automatically selected based on the data structure.", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", }, "data": { "type": "object", "description": "Chart data structure", "properties": { "categories": { "type": "array", "items": {"type": ["string", "number"]}, "description": "X-axis categories or labels (optional)" }, "series": { "type": "array", "items": { "type": "object", "properties": { "name": { "type": "string", "description": "Name of the data series" }, "values": { "type": "array", "items": { "oneOf": [ {"type": "number"}, { "type": "array", "items": {"type": "number"}, "minItems": 2, "maxItems": 2 } ] }, "description": "Values for the series. Can be simple numbers or [x,y] pairs for scatter plots" } }, "required": ["name", "values"] } }, "x_axis": { "type": "string", "description": "X-axis title (optional)" }, "y_axis": { "type": "string", "description": "Y-axis title (optional)" } }, "required": ["series"] } }, "required": ["presentation_name", "title", "data"], }, ), types.Tool( name="add-slide-picture-with-caption", description="Add a new slide with a picture and caption to an existing presentation", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to add the slide to", }, "title": { "type": "string", "description": "Title of the slide", }, "caption": { "type": "string", "description": "Caption text to appear below the picture" }, "image_path": { "type": "string", "description": "Path to the image file to insert" } }, "required": ["presentation_name", "title", "caption", "image_path"], }, ), types.Tool( name="open-presentation", description="Opens an existing presentation and saves a copy to a new file for backup. Use this tool when " "the user requests to open a presentation that has already been created.", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to open", }, "output_path": { "type": "string", "description": "Path where to save the presentation (optional)", }, }, "required": ["presentation_name"], }, ), types.Tool( name="save-presentation", description="Save the presentation to a file. Always use this tool at the end of any process that has " "added slides to a presentation.", inputSchema={ "type": "object", "properties": { "presentation_name": { "type": "string", "description": "Name of the presentation to save", }, "output_path": { "type": "string", "description": "Path where to save the presentation (optional)", }, }, "required": ["presentation_name"], }, ), ]