Online AI-Generated Text Detection Tool

AI-Generated Text Detector

Analyze text to determine the likelihood of AI generation.

1. Input Text

2. AI Detection Analysis

3. Export Report

Paste the text you want to analyze:

Download Your Analysis Report

Export the complete AI detection analysis as a professional PDF document.

${conclusionText}

Linguistic Metrics

Sentence Variation (Burstiness): ${burstiness} (Lower scores are more robotic)
Flesch Reading Ease: ${readingEase} (Scores 50-70 are common for AI)

`; }; // --- PDF UTILITY --- const downloadPDF = () => { if (!analysisData.probability) { alert("Please analyze text before downloading the report."); return; } const { jsPDF } = window.jspdf; const pdf = new jsPDF({ orientation: 'p', unit: 'pt', format: 'a4' }); const title = "AI-Generated Text Analysis Report"; const PAGE_WIDTH = pdf.internal.pageSize.getWidth(); const MARGIN = 50; let y = 0; // Header pdf.setFillColor(20, 83, 100); // teal-800 pdf.rect(0, 0, PAGE_WIDTH, 70, 'F'); pdf.setFont('helvetica', 'bold'); pdf.setFontSize(22); pdf.setTextColor(255, 255, 255); pdf.text(title, MARGIN, 45); y = 110; const addSection = (secTitle, secContent) => { if (y > pdf.internal.pageSize.getHeight() - 80) { pdf.addPage(); y = MARGIN; } pdf.setFont('helvetica', 'bold'); pdf.setFontSize(14); pdf.setTextColor(15, 116, 144); // cyan-700 pdf.text(secTitle, MARGIN, y); y += 20; pdf.setFont('helvetica', 'normal'); pdf.setFontSize(10); pdf.setTextColor(51, 65, 85); // slate-700 from light theme for readability const lines = pdf.splitTextToSize(secContent, PAGE_WIDTH - MARGIN * 2); pdf.text(lines, MARGIN, y); y += lines.length * 12 + 25; }; addSection("Detection Probability", `${analysisData.probability.toFixed(0)}% Likelihood of AI Generation`); const summary = `Sentence Variation (Burstiness): ${analysisData.burstiness}\nFlesch Reading Ease: ${analysisData.readingEase}`; addSection("Key Linguistic Metrics", summary); pdf.addPage(); y = MARGIN; addSection("Analyzed Text", analysisData.originalText); pdf.save(`AI_Detection_Report.pdf`); }; // --- EVENT LISTENERS --- elements.prevBtn.addEventListener('click', () => nextPrev(-1)); elements.nextBtn.addEventListener('click', () => nextPrev(1)); elements.tabs.forEach((tab, i) => { tab.addEventListener('click', () => { if (i <= maxUnlockedTab) { if (i === 1 && !analysisData.probability) { if (!performAnalysis()) return; } showTab(i); } }); }); elements.downloadPdfBtn.addEventListener('click', downloadPDF); // Initialize showTab(currentTab); });