You can use it with an API to send requests and receive responses or use it directly. Tesseract is one of the most widely used and open-source OCR tools developed by Hewlett-Packard (HP) Labs for the data science industry in the 1990s and later released as open-source in 2005. The figure below shows that the word “STOP” is detected and then identified from the image.
Optical Character Recognition (OCR) deals with localizing/detecting the text part from a document and, second, recognizing/interpreting the text. Tesseract OCR Python - Understanding the Fundamentals
Tesseract OCR Python - Understanding the Fundamentals.