Last updated 07-22-2026
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ZeroGPT Plus
ZeroGPT Plus is a web platform for detecting AI-generated text and humanizing drafts from models like ChatGPT, Gemini, and Claude. Paste or upload content, pick a content type, and get sentence-level detection reports that flag likely AI passages before you submit or publish.
The site bundles more than 20 writing tools in one place, including plagiarism checking, grammar checkers, paraphrasers, and summarizers. Paid plans unlock file uploads, higher word limits, ultra detection and humanizer modes, ad-free use, and bank-grade encryption.
It targets students, educators, content creators, and professionals who need to verify originality and polish AI-assisted writing. The company reports more than 2 million users, 50 million words processed, and adoption at over 2,000 universities.
Scans text from ChatGPT, Claude, Gemini, Grok, DeepSeek, and Copilot with sentence-level highlights
Three detection modes for general articles, academic papers, and student assignments
AI Humanizer with Fast, Enhanced, and Advanced rewrite levels for different editing needs
Plagiarism checker that flags both AI-generated and traditionally copied text in one scan
Free tier includes 250 words each for the detector and humanizer plus three full reports
Chrome extension and multilingual interface with support for nine or more languages
Free tier covers basic AI detection and humanization without a credit card.
All-in-one suite with detector, humanizer, plagiarism checking, and 20+ writing tools.
Content-type modes tailor detection for articles, academic papers, and student assignments.
Free tier limits detector and humanizer to 250 words each with only three full reports.
Word credits do not roll over between billing cycles on paid plans.
No refund policy once you subscribe to a paid plan.
Is ZeroGPT Plus free to use?
Yes. The free plan requires no credit card and includes 250 words each for the AI detector and humanizer, plus three full reports. Paid plans start at .90 per month on yearly billing or .90 per month on monthly billing.
Which AI models can ZeroGPT Plus detect?
ZeroGPT Plus detects text from ChatGPT (including GPT-3, GPT-4, and GPT-5), Google Gemini, Claude, Grok, DeepSeek, Microsoft Copilot, and LLAMA. Detection adapts based on the content type you select.
Does ZeroGPT Plus offer a student discount?
Yes. ZeroGPT Plus offers a 50% student discount. Visit the student discount page on zerogpt.plus to learn how to claim it.
Is my content private on ZeroGPT Plus?
ZeroGPT Plus states it does not use your content to train AI models and processes text in real time. Paid plans include bank-grade encryption, and the humanizer page notes content is discarded after processing.
Does ZeroGPT Plus offer refunds?
No. ZeroGPT Plus does not offer refunds because the free plan provides enough word credits to test the service before upgrading to a paid subscription.