AI Content Detector

Detect AI-generated content with sentence-level analysis

words (min 80) / 1,200 max
Detection Result

AI Probability

Words analyzed:

AI-Generated
AI-Gen & AI-Refined
Human & AI-Refined
Human-Written
Sentence-by-Sentence Analysis
Breakdown
AI-Generated AI-Gen & AI-Refined Human & AI-Refined Human-Written
# Sentence Score Label

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Bulk Analysis - Premium Feature

Upload multiple TXT, PDF, and DOCX files for batch AI detection analysis.

  • Upload up to 10 files at once
  • Support for TXT, PDF, and DOCX formats
  • Summary table with classification for each file
  • Stacked confidence bar visualization
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Why Use Our AI Content Detector

Sentence-Level Analysis

Go beyond a simple score. Our detector analyzes every sentence individually, showing you exactly which parts are AI-generated and which are human-written.

4-Category Classification

Get detailed confidence scores across four categories: AI-Generated, AI-Generated & AI-Refined, Human-Written & AI-Refined, and Human-Written.

Bulk File Analysis

Premium users can upload up to 10 files at once for batch AI detection analysis, with support for TXT, PDF, and DOCX formats.

How to Use AI Content Detector

1
Paste Your Text

Enter or paste at least 80 words of text into the analysis box. You can also upload TXT, DOC, or DOCX files.

2
Click Detect AI

Our AI analyzes your text and generates a detailed report with an overall AI probability score and sentence-level breakdown.

3
Review Results

Examine the color-coded sentence analysis, category confidence bars, and individual sentence scores to understand which parts may be AI-generated.

Frequently Asked Questions

Our AI detector uses advanced analysis to identify patterns commonly associated with AI-generated text. While no detector is 100% accurate, our tool provides reliable results for most content. Accuracy is highest with text of 200+ words.

You need at least 80 words for a reliable analysis. Shorter texts do not provide enough patterns for the AI to make an accurate determination. For best results, we recommend 200 words or more.

Red indicates AI-generated content, orange indicates AI-generated and AI-refined content, yellow indicates human-written but AI-refined content, and green indicates human-written content. Each sentence is color-coded based on its individual analysis.

Yes, our detector can identify content generated by ChatGPT, GPT-4, Claude, Gemini, and other major AI language models. The detector looks for patterns common across AI-generated text regardless of the specific model used.

Free users can analyze up to 1,200 words per scan. Premium subscribers get extended word limits and access to bulk file analysis for processing multiple documents at once.

While AI humanization tools can reduce detection scores, our detector is continuously updated to identify refined and paraphrased AI content. The 4-category system specifically distinguishes between pure AI text and AI-refined text.

The AI detector is optimized for English text. Results may be less reliable for other languages, as the detection patterns are primarily trained on English-language AI models.

You can upload TXT, DOC, and DOCX files for analysis. Premium users can also use bulk analysis to upload up to 10 files (TXT, PDF, DOCX) at once.

No, your text is processed for analysis only and is not stored on our servers. Your content remains private and confidential.

Bulk analysis is a Premium feature that lets you upload multiple files at once. Each file is analyzed independently, and results are presented in a summary table showing AI scores and classification for every document.

Yes, educators commonly use our AI detector to check student submissions for AI-generated content. The sentence-level analysis is especially helpful for identifying which portions of a document may have been written by AI.

We regularly update our detection models to keep up with advances in AI text generation. This ensures our detector remains effective against the latest AI models and writing patterns.