Alex Adam
How Does GPTZero Compare to Pangram v3.2? (Latest Benchmark Results)
AI detectors do not always agree, which is exactly why benchmarking matters. In our latest live benchmark, we compared Pangram v3.2, Pangram v3.1, and GPTZero across multiple domains.
GPTZero finds 100 new hallucinations in NeurIPS 2025 accepted papers
GPTZero's analysis 4841 papers accepted by NeurIPS 2025 show there are at least 100 with confirmed hallucinations
GPTZero Tops Accuracy on Chicago Booth Benchmark in 2026
GPTZero outperforms other AI detectors like Pangram on Chicago Booth Benchmark, achieving ~99% accuracy and industry-leading recall for AI detection.
GPTZero finds over 50 new hallucinations in ICLR 2026 submissions
GPTZero used our Hallucination Check tool to find 50+ hallucinations under review at ICLR, each of which were missed by 3-5 peer reviewers.
GPTZero is Officially The Most Accurate Commercial AI Detector
GPTZero confirms its title as the most accurate commercial AI detector, outperforming competitors on the massive independent RAID benchmark.
Behind the Scenes: Multilingual Detection
Here at GPTZero, we’ve just launched our most advanced multilingual model yet. This is what’s new.
DeepSeek versus AI Detectors
GPTZero expands its AI detection coverage of LLMs to DeepSeek’s open-source reasoning model that made waves in the AI industry.
How AI Detection Benchmarking Works at GPTZero
An overview of how AI detectors like GPTZero, TurnitIn, and Copyleaks compare in terms of accuracy rate, error rate, false positives and negatives for identifying AI-generated content.
GPTZero 2025 Benchmarks: How we detect ChatGPT o1
GPTZero expands its AI detection coverage of LLMs to OpenAI’s latest reasoning models; see our internal benchmarking on how we compare to other AI detectors.
GPTZero Detects AI Paraphrasers
Learn more about GPTZero’s newest advancements in AI detection against AI bypassers, humanizers, and paraphrasers like Phrasly, Undetectable, and Quillbot