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OCR that actually works

Extract text from any document — receipts, invoices, passports, handwritten notes — with 99.2% accuracy and a simple REST API. No preprocessing needed.

  • 99.2% accuracy on printed text
  • ~180ms median latency
  • 100+ languages
  • Layout-aware extraction

Live demo — powered by Claude

Upload any document and see real extraction results in seconds.

Input

Drop a document or image

or click to browse · JPEG, PNG, WebP · max 5MB

Extracted text

Upload an image to see extracted text

Built for production

Sub-200ms latency

Median latency under 180ms globally with edge deployment across 12 regions.

100+ languages

Latin, Arabic, CJK, Devanagari, and more. Automatic language detection.

Noise & skew tolerant

Handles rotated documents, low resolution, watermarks, and complex backgrounds.

Layout preservation

Maintains column structure, tables, and spatial relationships in output.

One API call. That’s it.

No training, no model configuration, no infrastructure to manage. POST your document, receive structured text. Our SDK handles retries, rate limits, and error handling.

curl -X POST https://api.quantilence.com/v1/ocr \
  -H "Authorization: Bearer qk_live_..." \
  -F "file=@document.jpg"
{
  "text": "Invoice #INV-2024-001\nDate: 2024-01-15\nBill To: Acme Corp...",
  "confidence": 0.982,
  "latencyMs": 178,
  "wordCount": 247,
  "detectedLanguage": "en",
  "pages": 1
}

Frequently asked questions