Businesses in India process large numbers of invoices every day, and manually entering invoice data can be slow and error-prone. Invoice OCR APIs help automate this process by extracting structured information directly from invoice images or PDFs. Modern OCR tools can capture fields such as invoice number, vendor details, dates, line items, and total values. Many solutions also support GST-related extraction including GSTIN numbers, HSN/SAC codes, and tax breakdowns. These technologies help finance teams automate reconciliation, improve accuracy, and simplify GST compliance. This list highlights useful OCR APIs and document processing tools that support automated invoice data extraction.