Free AI Detector
Paste your text and find out if it was likely written by AI. Quick, reliable detection up to 2000 words.
AI Content Detection
Paste your text below to analyze if it was likely written by AI or human authors.
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Detect AI-Generated Content with Confidence
Need to verify if content was written by AI or human authors? Our Free AI Detector uses advanced analysis techniques to identify AI-generated text with high accuracy—helping educators, editors, employers, and content creators make informed decisions about text authenticity.
Powered by OpenAI, Claude, Gemini, and Copilot, our detector analyzes writing patterns, sentence structure, and linguistic indicators to provide reliable detection results. Best of all, it's completely free with no word limits up to 2000 words, no signup required, and no hidden fees.
Whether you're a teacher checking student submissions, an editor verifying content authenticity, or a professional ensuring content originality, our AI detector provides the insights you need to make confident decisions.
How to Use the Free AI Detector
- Paste Your Text
Copy and paste the text you want to analyze into the input field. Our detector works with any text up to 2000 words.
- Choose Analysis Options
Enable sentence-by-sentence analysis for detailed insights, or activate language detection for multilingual content.
- Run the Analysis
Click "Analyze Content" and our advanced AI models will examine the text for patterns and indicators.
- Review Results
Get an overall likelihood rating, confidence score, and detailed explanation of the analysis findings.
What Our AI Detector Analyzes
Sentence Structure & Patterns
Examines sentence length variation, complexity, and structural patterns that may indicate AI generation.
Perplexity & Predictability
Measures how predictable word choices and phrases are based on common AI writing patterns.
Burstiness & Flow
Analyzes variation in sentence length and complexity that characterizes natural human writing.
Vocabulary & Style
Evaluates word choice diversity, repetition patterns, and overall writing style consistency.
Who Should Use the Free AI Detector?
- Educators & Teachers: Check student assignments and papers for AI-generated content.
- Content Editors: Verify the authenticity of submitted articles and blog posts.
- HR Professionals: Screen cover letters and application materials for originality.
- Content Creators: Ensure your own content appears natural and human-written.
- Academic Researchers: Verify source material and research content authenticity.
- Publishers: Screen manuscripts and submissions for AI-generated content.
Understanding Detection Results
| Result | Meaning | Confidence Level |
|---|---|---|
| Human-Written | Text likely written by a human author | High confidence (80-100%) |
| Possibly AI-Generated | Mixed indicators, could be human or AI | Medium confidence (40-79%) |
| Likely AI-Generated | Strong indicators of AI authorship | High confidence (80-100%) |
Advanced Features
Sentence-by-Sentence Analysis
Get detailed breakdowns showing AI likelihood for each sentence, helping you identify specific problematic sections.
Language Detection
Automatically identify the primary language of your content for more accurate analysis results.
Confidence Scoring
Receive percentage-based confidence scores to understand how certain the analysis is about its findings.
Detailed Explanations
Get comprehensive explanations of what indicators led to the detection results for better understanding.
Frequently Asked Questions (FAQs)
How accurate is the AI detector?
Our detector combines multiple AI models for high accuracy, typically achieving 85-95% accuracy on clear cases. Results include confidence scores to help you interpret findings.
Can it detect content from ChatGPT, Claude, and other AI models?
Yes, our detector is trained to identify content from various AI models including ChatGPT, Claude, Gemini, and other popular AI writing tools.
Is there a word limit?
Yes, our detector analyzes up to 2000 words per submission. This limit ensures fast processing and accurate analysis.
Do you store or save the analyzed text?
No, we don't store or save any text you submit for analysis. Your content is processed securely and discarded after analysis.
Can I use this for commercial purposes?
Yes, our Free AI Detector can be used for both personal and commercial purposes, including content verification and quality assurance.
What if I get unclear results?
If results show "Possibly AI-Generated," consider getting a second opinion or using additional verification methods, as the text may have mixed characteristics.
Why Choose Our Free AI Detector?
| Feature | aiFreeForever (2025) | Turnitin | Originality.AI | ZeroGPT |
|---|---|---|---|---|
| Price | Always Free | $3.00-$8.00/month | $14.95-$89.95/month | $9.99/month |
| Word Limit | 2000 words | Varies by plan | 10,000 words | 15,000 characters |
| AI Models | OpenAI, Claude, Gemini, Copilot | Proprietary | Proprietary | Proprietary |
| Account Required | No | Yes | Yes | No |
| Sentence Analysis | Yes | Limited | Yes | No |
Ensuring content authenticity is crucial in today's digital landscape. With our Free AI Detector, you get professional-grade analysis powered by the latest AI technology—helping you make informed decisions about text authenticity with confidence.
🔍 Start using the Free AI Detector today and verify content authenticity with confidence!
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