Free tool

The AI Slop Checker

Paste any draft. It highlights the patterns that make writing read like a machine and gives you the fix for each. It is a writing self-check, not an AI detector, and no result is proof. It runs entirely in your browser; nothing is uploaded.

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Paste a draft and hit Scan, or load the sample to see it work.

A heuristic guide based on the verified Encyclopedia of AI Writing Tells. It flags patterns and teaches the fix. It is not proof of authorship, and no detector is.

This checks 20-plus tells. The book covers 150-plus.

The full verified encyclopedia has every tell, every fix, the 2026 model fingerprints, and a real citation behind each claim.