PaperCheck
AI detector

AI detector for your academic paper

See how much of your paper reads as AI-generated, with every flagged passage and its page. The AI detector is part of the PaperCheck plagiarism report and currently works on English papers.

Catch AI-written text before you submit

We score how much of your draft reads as AI-generated and flag each sentence by confidence, so you can review it before you hand it in.

AI detection currently works for English papers only.

68%AI likelihood

Highly likely AI-generated

Most of this draft matches AI writing patterns. We recommend reviewing each flagged sentence.

AI signal breakdown

Highly likely AI44%
Likely AI24%
Human-written32%

Flagged text

  1. 1

    In conclusion, this study provides a comprehensive and nuanced contribution to the field by connecting theoretical and empirical perspectives.

    Page 8·Highly likely AI
  2. 2

    The findings underscore the importance of continued research in this rapidly evolving area.

    Page 4·Likely AI
How it works

From upload to AI score

01

Upload your paper

Upload your English paper as a PDF or Word file.

02

Choose the plagiarism check

AI detection runs as part of the plagiarism check in the Plus and Ultimate packages.

03

Get your AI score

You get an overall score and a breakdown into highly likely AI, likely AI and human-written text.

04

Revise flagged passages

Open each flagged passage on its page and rewrite it in your own words where needed.

Pricing

One payment. Perfect thesis.

Risk-free: full refund on your first upload if you're not satisfied with the feedback.

Basic
$45$34

Basic does not include plagiarism checking.

  • 150 credits included
  • Automatic to-do list based on feedback and submission date
  • Grammar, punctuation, and spelling correction with in-text highlights
  • Review of cover, abstract, coherence, and source density
  • Check for logical errors, gender-inclusive language, and correct citation
Plus
MOST POPULAR
$99$69
  • Everything inBasic
  • 500 credits included
  • Plagiarism check with auto citation and paraphrasing
  • AI text detection for English papers
  • Up to 18 requirements to match your professor's criteria
  • Defense Studio with realtime feedback
  • Personalized defense questions generated from your thesis
Ultimate
$159$119
  • Everything inPlus
  • 1000 credits included
  • Up to 45 requirements tailored to your university's guidelines
  • 🇨🇭Maximum support to a newly created Swiss startup
Money Back Guarantee
Free Trial Available
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Swiss Made
No Monthly Fees

Less than 0.5% of users claim our money-back guarantee.

Not sure which plan fits your paper?Use the credit calculator
FAQ

Common questions

AI detector

Check your paper before you submit

Upload your English paper and see which passages read as AI-generated.