Best text authenticity measurement tools in 2025

AI Content Detector - Leap

Quickly verifies if text is AI-generated or original content.

Copyleaks

Detects plagiarism and verifies content originality effectively.

AI Content Detector

Identify AI-generated content with high accuracy.

ChatGPT Detector

Identify text as human-written or AI-generated with confidence.

Copyleaks - Plagiarism detector

Efficient plagiarism detection and originality verification tool.

AI Checker Tool

Verify if text is written by humans or generated by AI.

AI Content Detector by SEORoast

Determine if text is written by AI or a human.

GPTZero.cc

Verify if text is written by humans or generated by machines.

ZeroGPT Plus

Detects AI-generated content for originality verification.

AI detect

Accurate detection of AI-generated text for authenticity verification.

Pythex

A web-based platform for testing and refining regular expressions.

ZeroGPT.net

Identify human and AI-generated text with advanced algorithms.