No. GPTZero works across a wide range of AI language models, including but not limited to ChatGPT, GPT-5, GPT-4, GPT-3, Gemini, Claude, Llama, Deepseek, and AI services based on those models. Our detector is designed for the highest accuracy rate regardless of which model may have produced the text., Does GPTZero only detect ChatGPT outputs? No, GPTZero works robustly across a range of AI language models, including but not limited to ChatGPT, GPT-5, GPT-4, GPT-3, Gemini, Claude, and AI services based on those models., GPTZero is the most trusted AI detector for checking if content was written by an LLM such as ChatGPT, GPT-5, GPT-4, Gemini, or Copilot. GPTZero tells you where AI is used at document, sentence, and word level., Detect AI-generated text with GPTZero's dashboard, The World's #1 AI Content Detector with over 8 Million Users, No. GPTZero works across a wide range of AI language models, including but not limited to ChatGPT, GPT-5, GPT-4, GPT-3, Gemini, Claude, Llama, Deepseek, and AI services based on those models. Our detector is designed for the highest accuracy rate regardless of which model may have produced the text..