AI content authenticity checker - AI tools

Originality.ai is a comprehensive content verification platform offering AI detection, plagiarism checking, and fact-checking tools with 99% accuracy, designed specifically for web publishers, content marketers, and professional writers.

• Freemium
• From 15$

Undetectable AI is a comprehensive AI detection and humanization platform that helps users identify and modify AI-generated content to appear more human-like, trusted by over 15 million users and rated #1 by Forbes.

• Freemium
• From 15$

ContentDetector.AI offers free, accurate detection of AI-generated content, including ChatGPT-generated texts, with advanced features like probability scoring, real-time analysis, and unlimited word count.

• Free

CopyFind.AI is a comprehensive content verification tool that combines plagiarism checking and AI content detection capabilities, allowing users to verify text originality and identify AI-generated content.

• Freemium

Advacheck is an advanced AI detection tool that identifies content generated by various AI models including ChatGPT, Gemini, Llama, and others with less than 0.5% false positives.

• Freemium

Detecting-AI is a comprehensive AI content detection tool that offers 98% accuracy in identifying AI-generated content from various models including ChatGPT, Gemini, Jasper, and Claude. It provides instant detection with privacy guarantees and requires no sign-up.

• Freemium
• From 5$

Winston AI offers sophisticated detection of AI-generated content, ensuring the authenticity of text with industry-leading accuracy.

• Freemium
• From 12$
• API

Ai-SPY is an advanced AI audio detection system that determines whether speech is human or AI-generated through analysis of audio waveforms, helping users authenticate content and protect against fraud.

• Free

GPTKit is a sophisticated AI detection tool that uses six different methods to identify AI-generated content with up to 93% accuracy, offering free analysis for the first 4096 characters.

• Freemium

AI Detector Writer is a free, high-precision AI content detection tool that supports multiple languages and provides real-time results without word limits.

• Free

AIDetectPlus offers specialized AI detection and humanization tools for students, teachers, professors, and marketers, compatible with various AI models including ChatGPT, Gemini, Claude, and GPT variants.

• Pay Once
• From 5$

Bypass AI is a content humanization tool that transforms AI-generated text into natural, human-like writing while ensuring it remains undetectable by AI content detectors and plagiarism checkers.

• Freemium
• From 5$

GPTZero is a leading AI detection platform that identifies content generated by various AI models including ChatGPT, GPT-4, Google-Gemini, and LLaMa, while offering advanced features like plagiarism checking and source verification.

• Freemium
• From 50$

Semihuman.ai transforms AI-generated content into high-quality, human-like text, ensuring it remains undetectable by advanced AI detectors.

• Freemium
• From 5$
• API