QuillBot
quillbot.com › ai-content-detector
AI Detector & AI Checker - Detect ChatGPT, GPT-5 & Gemini Text
QuillBot's Free AI Detector - Use our AI checker to analyze text and identify content generated from ChatGPT, GPT-5, Gemini, Claude, and other AI platforms.
Copyleaks
copyleaks.com › home › ai detector
AI Detector - Free AI Checker for ChatGPT, GPT-5, Gemini & More
The Copyleaks AI text detector helps you find AI-written content with over 99% accuracy, even when it’s carefully blended with human writing. Our award-winning AI detector will help you better understand and utilize AI assistance on your blog ...
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What is the best AI Detector?
Copyleaks is an industry leader in accuracy, scalability, integration, and security.
Several significant differences exist between our AI content detection tool and the rest of the market. For example:
- We use large-scale, credible data with machine learning to understand text patterns, resulting in over 99% accuracy.
- We offer seamless API and LMS integrations.
- The detector can analyze and identify AI-generated code, even if altered.
- Our AI checker doesn’t flag non-AI features of Grammarly, like spell check and grammar, unlike other tools.
- All Copyleaks products are fully GDPR-compliant and certified to SOC 2 and SOC 3 standards.
copyleaks.com
copyleaks.com › home › ai detector
AI Detector - Free AI Checker for ChatGPT, GPT-5, Gemini & More
What is the best AI detector?
GPTZero is consistently rated the most accurate and reliable AI detector across various use cases. Reliability: In 2025, G2 ranked GPTZero the #1 most trusted and reliable AI tool, above Grammarly. Accuracy: GPTZero is the most accurate AI detector with 99% accuracy rates across diverse datasets, independently reviewed by AI labs at top institutions. Independent reviewers, including Tom's Guide, testing all popular detectors named GPTZero the most accurate. Best Interpretability: GPTZero is the only detector that explains exactly why text is AI with natural language. GPTZero also has the most
gptzero.me
gptzero.me
AI Detector - Free AI Checker for ChatGPT, GPT-5 & Gemini
Can the AI content detector tool suggest improvements for my content?
No—Scribbr’s AI Detector will only give you a percentage between 0% and 100% that indicates the likelihood that your text contains contains AI-generated, AI-refined, or human-written content.
scribbr.com
scribbr.com › home › free ai detector
Free AI Detector
GPTZero
gptzero.me
AI Detector - Free AI Checker for ChatGPT, GPT-5 & Gemini
Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection.
Decopy
decopy.ai › ai-detector
AI Detector - Trusted AI Checker (Free & No SignUp)
One-Click Humanizer Easily convert AI text into 100% human like content with a single click. Free, No Login, Minimal Limits Our AI content detector is free to use, with no login required and the lowest character limits in the industry.
NoteGPT
notegpt.io › ai-detector
AI Detector & Checker - Trusted, Free for ChatGPT, Claude, Gemini
Finding it hard to identify AI-generated text, images, or content? Our free online AI Detector is the perfect solution. No login required! Easily check AI-generated materials with accuracy, whether it's text, images, or other content.
Undetectable AI
undetectable.ai
AI Detector & AI Checker for ChatGPT (Free) - Undetectable AI
Get results from major AI Checkers instantly with just one click. Our tool detects AI content from AI-content generators such as ChatGPT, Gemini, Claude, Llama, and others. ... Make your AI-assisted writing appear human-like.
Grammarly
grammarly.com › ai-detector
AI Detector: Free AI Checker for ChatGPT, GPT5 & Gemini
Use Grammarly's free AI detector to identify content generated by ChatGPT, GPT5, and Gemini. Our AI checker provides reliable and free results, no sign-up needed.
Scribbr
scribbr.com › home › free ai detector
Free AI Detector
May 20, 2025 - Start detecting AI-generated content instantly with our free AI Detector, without having to create an account.
MyDetector
mydetector.ai
Free AI Detector - Accurate AI checker for chatGPT & More
MyDetector's Free AI Detector analyzes ChatGPT, GPT-4, Gemini & Claude content. Get 99% accurate AI checker results instantly—no login required.
OpenL
openl.io › ai-detector
Free AI Detector Online - OpenL
Our Free AI Content Detector provides an easy solution for AI-created text detection. This tool uses sophisticated detection algorithms to examine your content and point out the presence of AI-generated content, so that your work stays authentic ...
Proofademic
proofademic.ai › ai detector
Free AI Detector for Teachers & Students – Academic Writing Checker
May 23, 2025 - Our free AI content detector online helps you check if text is AI generated with unmatched precision. Proofademic analyzes essays, articles, research papers, and academic writing in seconds.
SEO.AI
seo.ai › tools › ai-content-detector
Free AI Content Detector → Super Fast, No Login Required
Test your ChatGPT and GPT-4 generated text utilizing 4 AI detector models for FREE. Check up to 25.000 characters of text with SEO.ai Content Detector!
GPTinf
gptinf.com › detector
Free & Unlimited AI Content Detector | Check Text for AI Patterns
Free AI content checker that analyzes writing structure and patterns to estimate AI usage. Instant insights, no registration required.
Sapling
sapling.ai › ai-content-detector
AI Content Detector | GPT-5, Claude 4.5, Gemini 2.5 Detection
Free AI content detector with 97% accuracy. Detects GPT-5, Claude 4.5, Gemini 2.5, Qwen3, DeepSeek-V3 and other AI models. Analyze text, PDFs, and Word documents.
Humanize AI
humanizeai.pro › detector
Free AI Detector - Advanced AI Checker for ChatGPT, Gemini & More
Use our free AI detector to spot AI-generated content from ChatGPT, GPT-4, GPT-5, Gemini, Claude, Jasper, and other AI tools. This unlimited AI content detector instantly identifies text written by AI. Get your essay, coursework, research papers, marketing copy, or any other AI materials ...
Tencent
matrix.tencent.com › ai-detect
朱雀AI检测助手 | Zhuque AI Detection Assistant
腾讯朱雀AI检测助手是一款免费的AI生成内容检测工具。主要用于帮助用户识别AI生成的文本和图像内容。Tencents's Zhuque AI Detector is a free tool for detecting AI-generated content. It is mainly used to help users identify AI-generated text, image and video ...
Smallseotools
smallseotools.com › ai-content-detector
AI Content Detector - Detect AI Text (Free, No SignUp)
Whether your entire content is generated through AI or some of its paragraphs or sentences contain chunks of AI content, it won’t be able to beat the sharp detection of SmallSEOTools’ AI detector free. Unlike other online AI tools, this AI detector won’t ask you to go through the hassle ...
Originality AI
originality.ai › ai-checker
AI Detector - Most Accurate AI Content Checker for ChatGPT - Originality.ai
Our AI Checker, available for free below, is the Most Accurate AI Detector for GPT4.1, ChatGPT4o, Gemini 2.5, Claude 3.7, DeepSeek V3 and other popular AI writing tools. ... By narrowing our focus on website content and serving the SEO community ...
Tryleap
tryleap.ai › tools › ai-content-detector
AI Content Detector | GPT-4o, Anthropic, & ChatGPT
July 31, 2024 - Free AI Content Detector | Use our free AI Content detector to analyze and check text to see if it was generated by AI or not.
ZeroGPT
zerogpt.com
AI Detector - Trusted AI Checker for ChatGPT, GPT5 & Gemini
AI Content Detector and ChatGPT Detector, simple way with High Accuracy. AI Checker & AI Detector Free for AI GPT Plagiarism by ZeroGPT.