Checkstep vs identifAI

免費 / 開源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.

免費 / 開源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.

免費 / 開源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.

為內容完整性打造的企業級 AI 與抄襲偵測

免費 / 開源一次掃描完成 AI 偵測、抄襲比對與內容品質評估

免費 / 開源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.

不只給分數，還標出證據的 AI 檢測器

免費 / 開源多模態 AI 偵測 API，辨識合成影像、文字、音訊、影片與深偽內容

Shufti is an identity verification platform that helps businesses verify customers and companies, automate KYC and AML compliance, and detect fraud across the full customer lifecycle.

免費 / 開源會展示推理過程的 AI 影像與深偽取證工具

面向身分驗證的活體偵測與深偽偵測

免費 / 開源免費的線上偵測工具，告訴你照片是否由 AI 生成