AI Probability Checker

Estimate how likely a passage is to be AI-generated and inspect the sentence-level signals behind the overall result.

How it works

1. Paste any passage you want to evaluate.

2. Get an overall probability estimate for AI-generated writing.

3. Review sentence-level probabilities to understand the score.

4. Free daily checks; paid access will open after automatic account delivery is ready.

Check a probability

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About this review

EssayDetector reviews language patterns with a hosted model and a transparent deterministic fallback, always labeling which method ran. Results are probabilistic review cues, never proof of authorship, and submitted text is never stored. Maintained by the EssayDetector team; page last updated 2026-08-12.

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