I don’t see why you need a seperate app / subscription for this. Claude does this very well, as do local VLMs such as InternVLM. They generate mermaid graphs which you can use directly or import to excalidraw.
Microsoft offers "certification" for Copilot usage.
I stopped offering to build custom demos for AGI pipelines last year because people just didn't get it. April Dunford's "Obviously Awesome" pretty simply covers why, because as very much not a product-person, I frequently fall prey to "if you build it, they will come" mentality.