Pay as you go

$10 per 100,000 credits ($0.0001 each). Images cost 1 credit. PDFs cost 1 credit per page. No subscription.

Price
$0.0001 each
Pack
$10 / 100,000
Free on signup
10 credits
Minimum purchase
$1 (10,000 credits)
Buy credits

Cost comparison

Vendor figures below are published list prices, not quotes from this codebase. Textract, Azure, and Google bill per page. Images cost 1 credit. PDFs cost 1 credit per page.

ServiceList priceUnit
Signature Detection API$0.0001 ($10 / 100,000)Image, or PDF page
AWS Textract signatures$0.0035 for the first 1 million pagesPage
Azure / Google custom modelsAbout $30 per 1,000 pagesPage

On a one-page image, the Textract signature list price of $0.0035 is 35× this API's $0.0001 per credit. A PDF page costs the same 1 credit. A $0.03 custom-model page is about 300× that per-detection price. Confirm current vendor prices before you buy. API reference.

FAQ

How much does one signature detection cost?

$10 buys 100,000 credits, which is $0.0001 per credit. Images cost 1 credit. PDFs cost 1 credit per page. A 5-page PDF costs 5 credits.

Is there a subscription?

No. Checkout is a one-time payment for credits. There is no monthly plan and no subscription to cancel.

Do credits expire?

No. Credits are an account balance with no expiry date and no job that removes unused credits.

What is the minimum purchase?

$1, which adds 10,000 credits.

How many free credits do I get?

New accounts start with 10 credits. No credit card is required to sign up.

How does this compare with AWS Textract, Azure, and Google?

AWS Textract signature detection lists $0.0035 per page for the first 1 million pages. Azure Document Intelligence and Google Document AI custom models are about $30 per 1,000 pages ($0.03 per page). Those prices are per page. This API charges $0.0001 per credit. Images cost 1 credit. PDFs cost 1 credit per page. On a one-page image, the Textract list price is 35 times this price, and a $0.03 custom-model page is about 300 times this price.