OCR.space provides a free and paid OCR API for extracting text from images and PDFs, returning results in JSON format.
Tools
Get Conversion Statistics
Retrieve OCR API conversion statistics and usage data (PRO accounts only). Returns the number of conversions for Engine1, Engine2, and total conversions. Data is updated once daily and shows conversions from start of month to end of yesterday. Free API keys will return 0 conversions.
Extract Text From Image/pdf (ocr)
Extract text from images and PDF documents using OCR (Optical Character Recognition). Supports 27 languages, table recognition, orientation detection, and word-level coordinate extraction. Input can be provided as file upload, public URL, or base64-encoded data URI. Returns extracted text with optional overlay coordinates and searchable PDF generation.
Extract Text From Image Url (get)
Extract text from images via URL using simplified GET endpoint. Only supports URL-based submissions - no file uploads or base64 encoding. Faster and simpler than POST endpoint for basic use cases.