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.

依功能與用途,為你挑選 12 款 Lakera Guard 的替代工具。
| 排名 | 工具與標語 | 官方網域 | 每月造訪次數 | 月增幅 | 定價模式 |
|---|
| 主要市場 |
|---|
| 評分 |
|---|
| 比較 |
|---|
| ● | Lakera Guard | lakera.ai | 8.84萬 | -2.8萬 (-24%) | 需聯絡報價 | 美國 | 4.6 | 簡介 |
| 1 | GPTZero | gptzero.me | 2324.7萬 | 569.95萬 (+32.5%) | 免費增值、付費 | 美國 | 4.1 | 比較 |
| 2 | Gamma.AI | gamma.ai | 7.16萬 | -2.55萬 (-26.2%) | 需聯絡報價 | 印度 | 4.2 | 比較 |
| 3 | Mindgard | mindgard.ai | 15.35萬 | 1959 (+1.3%) | 需聯絡報價 | 美國 | 4.3 | 比較 |
| 4 | Polymer | polymerhq.io | 3179 | -698 (-18%) | 需聯絡報價 | 美國 | 4.2 | 比較 |
| 5 | hCaptcha | hcaptcha.com | 544.6萬 | 85.83萬 (+18.7%) | 免費增值、免費試用、需聯絡報價、免費 | 美國 | 4.1 | 比較 |
| 6 | ZeroGPT | zerogpt.com | 3286.45萬 | 541.1萬 (+19.7%) | 免費增值、付費 | 美國 | 3.8 | 比較 |
| 7 | Copyleaks | copyleaks.com | 240.25萬 | -39.44萬 (-14.1%) | 付費、需聯絡報價 | 美國 | 4.4 | 比較 |
| 8 | ZeroTrusted.ai | zerotrusted.ai | 4580 | 156 (+3.5%) | 免費試用、付費、需聯絡報價 | 美國 | 4.4 | 比較 |
| 9 | Detecting-AI.com | detecting-ai.com | 50.51萬 | 42萬 (+493%) | 免費增值、付費 | 美國 | 3.8 | 比較 |
| 10 | Vectra AI | vectra.ai | 15.04萬 | -1723 (-1.1%) | 需聯絡報價 | 美國 | 4.5 | 比較 |
| 11 | Protectstar | protectstar.com | 11.5萬 | -4.4萬 (-27.7%) | 付費 | 美國 | 4.4 | 比較 |
| 12 | Maxim AI | getmaxim.ai | 12.14萬 | 1.11萬 (+10%) | Contact for Pricing, Free Open Source | 印度 | 4.3 | 比較 |
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 / 開源從邊緣到企業,治理大模型、代理與工具呼叫的 AI 安全層
免費 / 開源不只給分數,還標出證據的 AI 檢測器
專項更強面向手機、桌機與伺服器的 AI 隱私安全應用

免費 / 開源Maxim AI is a platform for evaluating, testing, and monitoring AI applications, and the home of Bifrost, an open-source LLM gateway. It helps teams ship reliable AI features with tracing, evaluation, agent simulation, and production observability.
免費 / 開源Maxim AI is a platform for evaluating, testing, and monitoring AI applications, and the home of Bifrost, an open-source LLM gateway. It helps teams ship reliable AI features with tracing, evaluation, agent simulation, and production observability.