AI Text Detection

Detectors that classify whether text was machine-generated. Used by publishers and platforms to verify labeling duties for AI-generated text published to inform the public under Article 50(4).

Art. 50(4) — Deepfake & public-interest text labeling

GPTZero

Featured

Text Detection

The best-known AI text detector, with API access and document reports.

FreemiumArt. 50(4)

Copyleaks AI Detector

Text Detection

Enterprise AI-text detection with multilingual coverage and LMS integrations.

PaidArt. 50(4)

Originality.ai

Text Detection

AI detection built for web publishers and SEO teams.

PaidArt. 50(4)

Winston AI

Text Detection

AI text and image detection with OCR for scanned documents.

PaidArt. 50(4)

Pangram

Text Detection

Research-driven AI text detector reporting near-zero false-positive rates.

PaidArt. 50(4)

Sapling AI Detector

Text Detection

Lightweight AI-text detection API from an NLP tooling company.

FreemiumArt. 50(4)

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