Pangram AI-Text Detection Hard Set (zero-shot) — leaderboard
Metric: Accuracy (%). Source: www.pangram.com. 2 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.5 | 86.8 |
| 2 | Claude Sonnet 4.6 | 72.9 |
Interactive version: theaggregate.ai/benchmark?slug=pangram-ai-text-detection-hard-set-zero-shot · How the rankings work · Data refreshed daily, snapshot 2026-07-22.