AI content detection
Spot text generated by today's leading models with a calibrated probability score — not a vague guess.
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AI Detection · Plagiarism · Originality
Know what's human and what's not.
TrueText AI scans any document for AI-generated writing and plagiarism, then shows you exactly which sentences to question — with a clear probability score you can defend.
Trusted by educators, editors, and content teams
▲ Northwind University
◆ Quantle Media
● Vireo Press
■ Cobalt Edu
✦ Lumen Journal
△ Orbit Agency
What TrueText does
One scan, the full originality picture
From a single paragraph to thousands of files, TrueText surfaces AI-generated and copied text with the detail you need to act with confidence.
Plagiarism check
Compare against billions of web pages and academic sources to catch copied and lightly-reworded passages.
Learn moreSentence highlighting
See exactly which spans look AI-written or unoriginal, color-coded by confidence right inside the text.
Learn moreBulk scanning
Upload a folder of essays or articles and scan them all at once, with a sortable report for every file.
Learn moreDeveloper API
Drop detection into your LMS, CMS, or editor with a clean REST API and predictable, per-word pricing.
Learn moreIntegrations
Connect Google Docs, Word, Canvas, and Chrome so a scan is always one click from where you write.
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How it works
From text to verdict in four steps
No setup, no training data to wrangle. Paste or upload, and TrueText returns an explainable report you can share.
1
Paste or upload
Drop in text, a document, or a whole folder. TrueText handles PDF, Word, and plain text out of the box.
2
We analyze
Our models score every sentence for AI likelihood and cross-check it against sources for plagiarism.
3
Review highlights
Read a clear probability score with color-coded spans, so you know precisely where to look closer.
4
Export & share
Download a PDF report or send a link — a defensible record for grading, editing, or compliance.
Accuracy you can stand behind
Measured across our independent benchmark of human and AI-written samples.
99.1%Detection accuracy
0.4%False-positive rate
180M+Documents scanned
<3sAverage scan time
Trusted in the field
What reviewers say about TrueText
"The sentence-level highlighting changed how we handle academic integrity. We can show students exactly what we flagged and why."
"We scan every freelancer submission through the API now. The false-positive rate is low enough that editors actually trust it."
"Bulk scanning a hundred articles before publication used to be a week of work. With TrueText it's a coffee break."
Scan your first document free
No credit card, no signup wall. Paste up to 2,000 words and see your AI-probability score and plagiarism check in seconds.