GPTZero offers a suite of AI detection tools that analyze text todetermine whether it was generated by large language models such as ChatGPT, GPT‑5, Gemini, Claude, and Llama, while also providing plagiarism, grammar, and hallucination checks. The platform serves educators, writers, recruiters, cybersecurity teams, and enterprises through web, Chrome extension, Google Docs, Canvas, and API integrations, and generates revenue via tiered subscription plans and usage‑based API fees.
Funding
$13.5M raised to dateRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.
Founders
Product
Problem
The proliferation of AI-generated content poses challenges in verifying the authenticity of text, particularly in academic and professional settings where original work is essential. Existing methods often struggle to accurately differentiate between human-written and AI-generated text, leading to potential misuse and integrity concerns.
Solution
GPTZero offers an AI detection platform designed to identify text generated by large language models, including ChatGPT, GPT-4, Gemini, and LLaMA. The platform employs a multi-step analysis to classify text as either AI-generated, human-written, or a combination of both, providing detailed insights into potential AI usage. GPTZero's technology aims to promote responsible AI adoption by helping users verify content originality, understand writing patterns, and improve writing skills. The system delivers sentence-by-sentence highlighting and detailed reports to help interpret results, going beyond simple numerical scores.
Target Audience
GPTZero targets educators, writers, students, recruiters, and cybersecurity professionals who need to verify the authenticity of text and promote responsible AI usage.
Features
- Multi-step AI detection model trained on a diverse corpus of human and AI-generated text
- Advanced scan for in-depth analysis of AI probabilities within a document
- AI vocabulary check to identify commonly used AI words
- Plagiarism checker to detect content from outside sources
- Authorship verification tools to preserve originality and transparency
- Source finder to verify claims with reliable sources
- Writing reports that replay the writing process to verify authorship
- Integrations with Chrome, Google Docs, Canvas, Moodle, Zapier, and other platforms
- API access for integrating AI detection into custom workflows