OCR.space
Simple optical-character-recognition API that extracts text from images and PDFs in 20+ languages with a free API key.
OCR.space is listed in AI & ML.
Key metrics
25k req/mo Rate limit Free API key, no credit card: 25,000 requests/month, 500 req/day, max 1 req/sec, 1 MB file limit; PRO plans raise all.
Gotchas
No gotchas documented yet. Contribute one if you know a constraint we missed.
Labels
- Key required
Key required
Requires an API key (free to obtain) before use.
ocr text-extraction document image free-tier