ai-detectors.io vs every other detector.

Originality.ai is a strong text-only detector. ai-detectors.io adds image, audio and video in the same scan, with $1 free credit instead of a $14.95 minimum.

GPTZero pioneered the perplexity heuristic for text. ai-detectors.io ships a four-modality detector with model attribution and lifetime scan history.

ZeroGPT is a free-tier text detector with frequent false positives on edited prose. ai-detectors.io publishes a 1.2% FPR and shows confidence bands.

Winston AI focuses on text and image. ai-detectors.io adds audio and video, plus an API at the Business tier.

Copyleaks ships an enterprise-leaning text detector. ai-detectors.io covers text, image, audio and video at half the price.

Turnitin is institution-only. ai-detectors.io is for the writer, the editor and the recruiter - sign up in 30 seconds with $1 in free credit.

QuillBot's AI detector is a side-feature of a paraphraser. ai-detectors.io is a detector first, with model attribution and forever history.

Sapling targets sales teams with text-only detection. ai-detectors.io is the multi-modal alternative for newsrooms and platforms.

Scribbr is a student-focused free detector. ai-detectors.io scales beyond essays into images, audio and video in the same scan.

Undetectable.ai blends a humaniser with a detector. ai-detectors.io is a verdict tool only - we don't sell evasion.