ai-detection
Everything on Ground Truth tagged “ai-detection” — 3 items.
Pew finds one in ten English web pages shows signs of AI authorship News
Pew Research sampled 490,000 English-language web pages from Common Crawl across 49 crawls between January 2021 and July 2026 and found 10% of the July 2026 sample showed significant signs of AI authorship, rising to 35% among pages that carried a publication date after ChatGPT's release.
Superhuman acquires AI-detector GPTZero to build a persistent 'authenticity layer' News
Email company Superhuman is acquiring GPTZero, the AI-text detector that grew to 19 million users, and plans to turn one-off detection into an always-on authenticity layer that travels with people as they read and write.
GPTZero Tool
The widely used AI-writing detector (about 19M users) that estimates how likely a passage was machine-generated; being acquired by Superhuman to build a persistent authenticity layer.