Skip to content
SPECIFICTION
Get listed

Winston AI

gowinston.ai

From $5/mo Free plan WebAPISelf-hostedBrowser extension
Visit gowinston.ai
Spec score 8.5 #7 of 25 in AI Content Detectors

What it is

Winston AI checks text and images for AI-generated content and provides plagiarism checking and other content-integrity tools. Its detector identifies material from ChatGPT, Claude, Google Gemini, LLAMA, and other AI models. Users can paste text or upload DOCX, PNG, and JPG files; OCR extracts text from scans, pictures, and handwriting. An AI prediction map highlights passages and assesses text sentence by sentence, and reports can be downloaded or shared as printable PDFs. The homepage lists detection in 16 languages, including English, French, Spanish, German, Portuguese, Dutch, Polish, Italian, Romanian, Indonesian, Tagalog, Russian, Bulgarian, and simplified Chinese. Integration options include a Chrome extension, Google Classroom, WordPress, Zapier, and an API; the extension scans highlighted webpage text and images. Plans include a free option and a 14-day trial. Paid pricing starts at $10/mo billed annually; listed annual plans cost $60.00 USD, $96.00 USD, and $156 a year. Paid scans support up to 200,000 characters each. Annual subscriptions cannot be canceled during their term.

Spec sheet

What it does
Winston AI is a cloud content-verification platform for AI detection, plagiarism checking, fact checking, writing feedback, essay grading and image analysis.Read 15 Oct 2026 · help.gowinston.ai
Purpose
Winston AI detects AI-generated text and images and offers plagiarism checking and other content-integrity tools.Read 3 Oct 2026 · gowinston.ai
Audience
Winston AI presents solutions for education, SEO publishers, and writers and content creators.Read 3 Oct 2026 · gowinston.ai
API
Winston offers developer APIs for AI detection, plagiarism detection, fact checking and AI image detection, with API-key authentication and published documentation.Read 15 Oct 2026 · gowinston.ai
Integrations
Official help pages list Google Classroom, WordPress and Chrome, Opera and Firefox browser extensions as integrations.Read 15 Oct 2026 · help.gowinston.ai
Security
Winston AI says it is GDPR compliant and that submitted content is never used to improve its models or capabilities.Read 3 Oct 2026 · gowinston.ai
Support
The company invites users to contact [email protected] and says it will get back to them promptly.Read 3 Oct 2026 · gowinston.ai
License
Winston AI terms describe the software, source code and site content as proprietary and grant only a limited personal license, so it is not open source.Read 15 Oct 2026 · gowinston.ai
Headquarters
Montreal, Quebec, CanadaRead 28 Sep 2026 · gowinston.ai
AI image and deepfake detection
Image scans can identify AI-generated or manipulated images and expose forensic information such as C2PA, IPTC and EXIF data.Read 15 Oct 2026 · chromewebstore.google.com
AI text detection
The service analyzes text from major models including ChatGPT, Claude, Gemini and other large language models and provides sentence-level results.Read 15 Oct 2026 · help.gowinston.ai
Analysis
Its AI prediction map highlights passages and provides sentence-by-sentence assessment of text.Read 3 Oct 2026 · gowinston.ai
API availability target
The terms state a targeted API uptime of 99.9% while disclaiming liability for service interruptions.Read 15 Oct 2026 · gowinston.ai
API trial
Developer registration includes 2,500 free credits for testing integrations.Read 15 Oct 2026 · gowinston.ai
Browser extension
Winston AI describes a Chrome extension for scanning highlighted webpage text and images in the browser.Read 3 Oct 2026 · gowinston.ai
Company founding
LinkedIn lists Winston AI as founded in 2022 and privately held.Read 15 Oct 2026 · ca.linkedin.com
Company headquarters and size
LinkedIn lists Montreal, Quebec headquarters and a company size of 2–10 employees.Read 15 Oct 2026 · ca.linkedin.com
Company legal name
Crunchbase lists the legal name as Winston AI inc. and founder Thierry Lavergne.Read 15 Oct 2026 · crunchbase.com
Data retention
Submitted scans remain in the account until deleted; deleted content is removed from active storage within 30 days and may remain in encrypted backups for up to 90 more days.Read 15 Oct 2026 · help.gowinston.ai
Data use
Winston says it does not use identifiable submitted content to train AI models without explicit consent and does not sell submitted text or images.Read 15 Oct 2026 · help.gowinston.ai
Detection
The site says its detector identifies content from ChatGPT, Claude, Google Gemini, LLAMA, and other AI models.Read 3 Oct 2026 · gowinston.ai
Developer API technology
The developer portal describes a REST API and an MCP server that can run locally or self-hosted through npx or Docker.Read 15 Oct 2026 · dev.gowinston.ai
Funding disclosure
Crunchbase shows the company as private and does not expose a verifiable total funding amount on the accessible profile.Read 15 Oct 2026 · crunchbase.com
Languages
AI text detection supports English, German, French, Dutch, Spanish, Portuguese, Italian, Polish, Indonesian, Tagalog, Chinese, Romanian, Russian, Ukrainian, Bulgarian and Azerbaijani.Read 15 Oct 2026 · help.gowinston.ai
Limit: academic benchmark
Fastio reported a University of Florida test measuring Winston at 75.9% accuracy on academic content versus 97.5% for Originality.ai.Read 15 Oct 2026 · about.fast.io
Limit: G2 input length
One G2 reviewer reported that the tool handled only about 1,500 words at once, requiring multiple submissions for longer text.Read 15 Oct 2026 · g2.com
Limit: GetApp reports and URLs
The GetApp reviewer said PDF reports lacked substance and that URL-based scanning was unavailable.Read 15 Oct 2026 · getapp.com
Limit: independent benchmark gap
EyeSift reported 87–92% real-world accuracy and 8–10% false-positive rates, below Winston's 99.98% marketing claim, with weaker results on Claude text.Read 15 Oct 2026 · eyesift.com
Limit: Tom's Guide false positives
Tom's Guide testing found Winston incorrectly marked two wholly human paragraphs as 100% AI-written and missed AI-written material in another mixed article.Read 15 Oct 2026 · tomsguide.com
Limit: Trustpilot glitches
A one-star Trustpilot review complained that the service froze and that replacement credits could not be used without a paid subscription.Read 15 Oct 2026 · trustpilot.com
Limits
The pricing comparison lists up to 200,000 characters per scan for paid plans and unlimited scans per hour for those plans.Read 3 Oct 2026 · gowinston.ai
Notable news
Winston announced its 5.0 detector on September 24, 2026, reporting 99.87% internal accuracy and perfect classification on the cited Chicago Booth benchmark.Read 15 Oct 2026 · gowinston.ai
OCR
The product can extract text from scanned documents, photographs and handwritten material.Read 15 Oct 2026 · capterra.com
Payments
The pricing FAQ says Stripe processes payment data and Winston AI does not store sensitive payment information on its servers.Read 3 Oct 2026 · gowinston.ai
Plagiarism checking
Plagiarism analysis compares submitted material against web content and provides highlighted matches and source attribution.Read 15 Oct 2026 · help.gowinston.ai
Praise: G2 accuracy and usability
G2 reviewers repeatedly describe detection as accurate, the interface as easy to use and shareable reports as useful.Read 15 Oct 2026 · g2.com
Praise: GetApp workflow
The GetApp reviewer praised the smooth interface, professional reports and OCR for scanned documents, pictures and handwriting.Read 15 Oct 2026 · getapp.com
Praise: Trustpilot support and usefulness
Positive Trustpilot reviewers mention useful detection results and prompt, helpful support responses.Read 15 Oct 2026 · trustpilot.com
Rating on Chrome Web Store
4.8 out of 5 from 19 ratingsRead 15 Oct 2026 · chromewebstore.google.com
Rating on G2
4.4 out of 5 from 13 reviewsRead 15 Oct 2026 · g2.com
Rating on GetApp
4.0 out of 5 from 1 reviewRead 15 Oct 2026 · getapp.com
Rating on Trustpilot
3.9 out of 5 from 29 reviewsRead 15 Oct 2026 · trustpilot.com
Reports
Users can generate downloadable, shareable reports, including printable PDF reports.Read 3 Oct 2026 · gowinston.ai
SDKs
The public developer pages identify REST endpoints and documentation but do not list official language-specific SDK packages.Read 15 Oct 2026 · gowinston.ai
Security certifications
Winston states that it holds SOC 2 Type 2 and CASA Type 2 certifications and follows GDPR requirements.Read 15 Oct 2026 · help.gowinston.ai
Subscription terms
Winston AI says subscriptions can be canceled, with cancellation effective at the end of the paid term, and annual plans cannot be canceled during their term.Read 3 Oct 2026 · gowinston.ai
Uploads
Users can paste text or upload DOCX, PNG, and JPG files, and its OCR extracts text from scans, pictures, and handwriting.Read 3 Oct 2026 · gowinston.ai
Writing and essay tools
Scans can include grammar and readability analysis, writing suggestions, fact checking and rubric-based essay grading.Read 15 Oct 2026 · help.gowinston.ai

Plans and prices

Free Free 2,000 credits / 14 day trial AI content detection · AI image and deepfake detection · scan documents · OCR pictures and handwriting · shareable PDF reports · advanced plagiarism detection · invite team members Read 15 Oct 2026 · gowinston.ai
Essential $60 a year $60.00/year 100,000 credits / month · AI content and image detection · writing feedback · email and chat support · document and OCR scanning · shareable PDF reports · advanced plagiarism detection · invite team members · top-up credits Read 3 Oct 2026 · gowinston.ai
Advanced $96 a year $96.00/year 200,000 credits / month · AI content and image detection · advanced plagiarism detection · writing feedback · shareable PDF reports · HUMN-1+ certification · up to 5 team members · top-up credits Read 3 Oct 2026 · gowinston.ai
Elite $156 a year $156.00/year 500,000 credits / month · AI content and image detection · advanced plagiarism detection · writing feedback · shareable PDF reports · HUMN-1+ certification · unlimited team members · top-up credits Read 3 Oct 2026 · gowinston.ai
Essential $189 a month $10.00 $5.00 /month · $60.00/year 100,000 credits/month · AI detection · writing feedback · document and OCR scanning · PDF reports · no plagiarism in the current Essential AI plan Read 15 Oct 2026 · gowinston.ai
Advanced $2,914.50 a month $16.00 $8.00 /month · $96.00/year 200,000 credits/month · AI detection · advanced plagiarism · image/deepfake detection · writing feedback · HUMN-1+ certification · up to 5 team members Read 15 Oct 2026 · gowinston.ai
Elite $4,924.50 a month $26.00 $13.00 /month · $156.00/year 500,000 credits/month · AI detection · advanced plagiarism · image/deepfake detection · writing feedback · HUMN-1+ certification · unlimited team members · credit top-ups Read 15 Oct 2026 · gowinston.ai
Enterprise and Custom Plans Priced on request Contact sales for custom pricing Custom features and implementation · enterprise-grade detection · custom integrations · dedicated support and implementation assistance Read 3 Oct 2026 · gowinston.ai

Every Winston AI plan and price →

Strong points and limits

Strong points

  • Checks AI-generated text and images
  • OCR handles scans, pictures, and handwriting
  • Provides sentence-level assessment and downloadable PDF reports
  • Lists an API and several integrations

Limits

  • Annual plans cannot be canceled during their term
  • Paid scans are limited to 200,000 characters
  • Annual pricing starts at $60 a year

Who it suits

Winston AI presents its tools for education, SEO publishers, and writers and content creators. It may suit people who need text or image checks, OCR, plagiarism checking, and shareable reports.

Verdict

Winston AI combines AI-content detection with OCR, plagiarism checking, and reporting across text and image workflows. A free plan and 14-day trial are listed, while paid annual plans have character limits and fixed-term cancellation conditions.

Where Specifiction places it

Alternatives to Winston AIAll alternatives →