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Free AI Detector — Check ChatGPT, GPT-4, Claude & Gemini Text for Australian Students | Paperxify

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AI-Powered Content Detector with Per-Sentence Confidence Scores

Submitting AI-generated content can have serious academic consequences. Paperxify's AI Detector uses a multi-model ensemble to flag text from ChatGPT, GPT-4o, Claude 3, Gemini, and other major LLMs — with per-sentence confidence percentages. Built for Australian secondary school standards (ATAR, HSC, VCE, QCE) and university courses.

Multi-Model Detection

Detects GPT-4, Claude, Gemini, Llama, and more — not just ChatGPT. Over 96% benchmark accuracy.

Per-Sentence Breakdown

Color-coded highlight report shows exactly which sentences are AI-generated and which are human.

Highly Rated
"I ran my essay draft through Paperxify's AI detector before submission and caught 4 AI-flagged paragraphs I forgot to rewrite. Saved my academic standing."
AU
David Miller
CS Student, California, US

Capabilities Comparison

Why students and academic professionals globally choose Paperxify.

CapabilitiesPaperxify AI DetectorGPTZeroTurnitin AI
Multi-LLM Detection (GPT + Claude + Gemini) Yes (All Major Models)PartialPartial
Per-Sentence Confidence Score Yes (Color-coded)YesNo
Free Tier Available Yes (Generous free tier)LimitedInstitutional only
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Frequently Asked Questions

Questions & Answers.

Everything you need to know about Paperxify, AI synthesis tools, exports, and academic workflows.

01

How does Paperxify's AI Detector work?

Paperxify's AI Detector analyzes text using a multi-model ensemble trained to recognize linguistic patterns from major LLMs including GPT-4o, Claude 3.5, Gemini 1.5, Llama 3, and Mistral.

02

Is Paperxify's AI Detector free?

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