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TheChecker.AI Blog

How AI detection works, what signals to trust, and practical guidance for educators and teams who need content integrity.

Ink-wash illustration of paper strips fanned out, each revealing a different abstract forensic pattern such as dots, ruled lines, and bar charts, symbolizing patterns in AI-generated writing
Detection GuideJuly 14, 20267 min read

7 Telltale Signs a Piece of Writing Was Generated by AI (and Why They're Not Enough on Their Own)

Repeated transition words, suspiciously even sentence rhythm, and hedge-everything phrasing are real patterns readers have started to notice in AI writing. Here are seven, and why spotting them by eye still isn't the same as knowing for sure.

Elena MarkovicRead more
Ink-wash illustration of a torn paper splitting into two diverging streams, one erratic and one perfectly uniform, symbolizing human versus AI writing patterns
How It WorksJuly 13, 20268 min read

How AI Detectors Actually Work: Perplexity, Burstiness, and the Statistics Behind the Score

AI detection isn't a magic trick — it's applied statistics. Here's what perplexity and burstiness actually measure, why human writing and AI writing produce different signatures, and why no single signal tells the whole story.

Elena MarkovicRead more