GPTZero
GPTZero checks text for AI-generated content and gives sentence-level results. It’s easy to use, but treat scores as clues, not proof.
Our rating
GPTZero is easy to use and offers a solid free plan, but its results should be treated as a helpful clue rather than proof—false positives can happen, especially with formal or non-native English writing.
4.6
4.2
3.3
4.2
We test each tool ourselves and score ease of use, the free plan, quality of results, and value. The overall score is the average.
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