TraceGPT

Plans and prices

Every plan, in full

On the record

Accuracy

The company reports 99.23% of sentences correctly classified as AI across seven tested AI models.plagiarismcheck.org · read 1 Oct 2026

Accuracy claim

The maker reports 99.23% sentence classification accuracy across the seven most recent AI models it tested.plagiarismcheck.org · read 30 Sep 2026

AI model coverage

The maker says the detector is trained and tested on models from Google, Anthropic, OpenAI, and xAI.plagiarismcheck.org · read 30 Sep 2026

API access

The API requires a registered PlagiarismCheck.org account and a special API token from support.plagiarismcheck.org · read 1 Oct 2026

API limit

The API currently supports only language value en and rejects text shorter than 80 characters.plagiarismcheck.org · read 1 Oct 2026

API requirements

The API documentation says use requires a registered account and an API token obtained from support or the account.plagiarismcheck.org · read 30 Sep 2026

Audience

The maker presents the detector for educators and students, SEO content teams, newsrooms, and professional services.plagiarismcheck.org · read 30 Sep 2026

Browser delivery

PlagiarismCheck.org is a browser-based service available worldwide and requires only an internet connection.plagiarismcheck.org · read 1 Oct 2026

Company history

The maker says PlagiarismCheck.org was created in 2011 to assist college students and teachers.plagiarismcheck.org · read 30 Sep 2026

Core detection

TraceGPT classifies each sentence separately and highlights lines with AI traits.plagiarismcheck.org · read 1 Oct 2026

Data retention

The company says submitted documents are not retained by default and uploaded writings remain confidential.plagiarismcheck.org · read 1 Oct 2026

Extension

The maker describes a free Chrome extension that checks selected webpage text for AI traces and plagiarism and can download a PDF report.plagiarismcheck.org · read 30 Sep 2026

Free access

Individual users can check 2 pages for free and try a short text without payment.plagiarismcheck.org · read 1 Oct 2026

Google Docs requirements

The Google Docs add-on requires pages on an account balance or an organizational subscription; new signups can get two free pages.plagiarismcheck.org · read 30 Sep 2026

Integrations

Integrations include Canvas, Google Classroom, Brightspace, Populi, Moodle, Schoology, Blackboard, browser extensions, and a Google Docs add-on.plagiarismcheck.org · read 1 Oct 2026

Intended users

The product is positioned for educators, students, SEO writers, editors, business users, newsrooms, and professional services.plagiarismcheck.org · read 1 Oct 2026

Known limitation

The maker says humanized and hybrid content is challenging for AI detectors and detection accuracy drops on it.plagiarismcheck.org · read 30 Sep 2026

Languages

The service supports similarity checks in 15 languages and AI detection in English and Spanish.plagiarismcheck.org · read 1 Oct 2026

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