GPTZero
AI content detector for ChatGPT, GPT-5, and Gemini.
Detect AI-generated text from ChatGPT, GPT-5, Claude, Gemini, and more with 99% accuracy. Includes advanced scan, plagiarism checker, and grammar tools.
What is GPTZero?
GPTZero is an AI content detection tool that analyzes text to determine if it was written by a large language model like ChatGPT or Gemini. It provides an overall AI score and highlights specific AI-generated sentences.
How to use GPTZero?
Paste text or upload a document (up to 10,000 characters for free; create an account for longer scans), then click 'Scan'. Results show the percentage of AI content and highlighted phrases. Download the Chrome extension or add to Google Docs for integrated scanning.
Core features of GPTZero
- AI text detection with sentence-by-sentence analysis
- Advanced AI Scan for detailed probability breakdowns
- Plagiarism checker to detect copied content
- Grammar checker and writing feedback tools
- Hallucination Detector for fake academic citations
- Chrome extension and Google Docs integration
Target audience of GPTZero
Use cases of GPTZero
- #1Teachers verifying student essays for AI-generated content
- #2Recruiters screening candidate writing samples for authenticity
- #3Writers checking their own work to ensure human-sounding text
- #4Publishers detecting AI-generated articles or submissions
GPTZero Details
GPTZero is the leading AI detector that scans text for content generated by large language models such as ChatGPT, GPT-5, Claude, and Gemini. It provides an overall AI score and sentence-by-sentence analysis. The platform offers a free AI detector, an Advanced AI Scan for in-depth probability results, a plagiarism checker, a grammar checker, and a Hallucination Detector for fake citations. It integrates with Google Docs, Chrome, Canvas, Zapier, and via API. Trusted by over 17 million users and 1 million educators, GPTZero maintains 99% accuracy as per independent benchmarks and is used by organizations like The New York Times, Stanford, and Microsoft.
GPTZero Pricing
GPTZero Company and Links
FAQ from GPTZero
What is GPTZero?
GPTZero is a leading AI detector that identifies content generated by large language models like ChatGPT. It was founded in January 2023 and serves over 10 million users.
How accurate is GPTZero?
Independent benchmarks show 99% accuracy when detecting AI-generated text, with a 95.7% detection rate on the RAID benchmark and less than 1% false positive rate for human text.
Does GPTZero only detect ChatGPT?
No, it detects text from ChatGPT, GPT-5, GPT-4, Gemini, Claude, Llama, Deepseek, and other AI models.
How do I use GPTZero?
Paste text or upload a file, click 'Scan', and view the AI score and highlighted phrases. Use the Chrome extension for web integration.
Who is GPTZero for?
It is used by educators, students, recruiters, publishers, and businesses that need to verify writing authenticity.
GPTZero Website Traffic Analysis
Visit Over Time
Geography
Top 5 Regions
Traffic Sources
Top Keywords
| Keyword | Traffic | Cost Per Click |
|---|---|---|
| ai detector | 9.1M | $ 0.32 |
| ai checker | 5.0M | $ 0.44 |
| gptzero | 1.4M | $ 0.58 |
| gpt zero | 976.7K | $ 0.91 |
| zerogpt | 1.5M | $ 0.15 |
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