DetectGPT - ChatGPTコンテンツ検出の代替ツール・競合おすすめ

ZeroGPT is an AI content detection platform with a text AI detector, AI image and video detectors, AI humanizer, plagiarism checker, and a set of writing tools including paraphraser, summarizer, grammar checker, translator, and citation helper.

GPTZero is an AI detection platform for identifying machine-generated text. It combines a text detector with a Chrome extension, a plagiarism checker, writing-process verification, and educator-focused classroom tools.

特化型その文章は人間が書いたのか、AI が書いたのかを数秒で判定

無制限で使える無料AIコンテンツ検出、文単位のスコア表示付き

Undetectable AI is a web platform that scans text for AI fingerprints and rewrites flagged passages so they read like natural human writing. It bundles an AI detector, an AI humanizer and a growing set of media authenticity tools in a single dashboard.

文単位分析付きの無料 AI コンテンツディテクター

スコアだけでなく根拠を示すAI検出ツール

ChatGPT・Gemini・Claude の文章を文単位で判定する無料 AI 検出ツール

Winston AI is an AI content detection suite that identifies text and images produced by generators like ChatGPT, Gemini, and Claude. Alongside its detector it offers plagiarism checking, an AI image and deepfake detector, writing feedback, and an API for embedding detection into other platforms.

文単位の分析に対応した多言語 AI 検出ツール

文単位の分析とヒューマナイズを備えた無料AI検出器

AI らしさと読みやすさを一度にチェック