Winston AI

Winston AI detection API

AI detection with API access linked from every plan; Essential plan is $9/month for 100,000 credits (annual billing $5/month). Assumes 1 credit per word. $9 per month / 100,000 credits = $0.00009 per credit; at 1 credit = 1 word, $0.09 per 1K words. Sample estimate: Plan prices seen on the official page, but it does not state credits-to-words or separate API pricing; API access shown only as a 'Get access here' link.

USD per 1K words

$0.09

Unverified sample

#3 cheapest of 4 in AI text detection

Official pricing ↗

Capabilities, explained

What this API can do, and what each capability means for your project.

Sentence highlights

Yes

Marks which sentences look generated, not only one score for the whole text.

Plagiarism check

—

Can also check the text against existing sources for copying.

Names the model

—

Estimates which AI model produced the text.

Languages

—

Approximate number of languages it can score.

Price history

Only one price recorded so far. The chart appears once the price changes.