We are exploring OCR capabilities for invoice processing. This is the article which may help you to understand how it work if you want to train a custom model to use it then with Power Automate. Do you want your own OCR which costs less than a coffee? All credits go to Nick Grischenko. https://microsoftbusinessappsfordummies.wordpress.com/2021/07/21/simple-azure-invoice-ocr-tutorial-that-costs-less-than-a-coffee/