PrepostSEO AI Detector

PrepostSEO's AI Detector is an easy online checker that scans your writing to spot if it came from AI tools like ChatGPT, Gemini, GPT-5, or Grok. Just paste your text, hit detect, and get a quick report showing the AI percentage plus highlighted spots to fix. Ideal for students, writers, and anyone wanting real, human-sounding content that passes checks.

Key Features

• Spots AI from top models like GPT-5, Gemini 3.0, DeepSeek, and paraphrased text too.
• Gives a clear percentage score with detailed analysis in seconds.
• Free to use with no sign-up; works on pasted text or uploads.
• Pairs with grammar fixes and plagiarism checks for polished results.

​Use Cases

• Students verifying essays aren't flagged as AI by teachers or tools.
• Bloggers ensuring posts read human to boost reader trust and SEO.
• Marketers checking campaign copy before it hits emails or sites.