AI Text Saturates the Training Corpus
As machine-written text takes a growing share of the open web, verified human-written and pre-2023 data will become scarcer and more valuable, pushing labs toward licensing deals, provenance filtering and synthetic-data pipelines they control.
forming · confidence 40 · Emerging (watchlist) · tracking since October 29, 2026 · updated October 29, 2026
Why the conviction moved
- Oct 29Strengthened +4
A study of more than 5 million pages estimates that 24% of crawlable web pages carried AI-written text in August 2026, against Pew Research Center's 10% for July. Both studies put the share near zero before 2022 and find it rising fastest on commercial sites, so verified human-written and pre-2022 data is getting scarcer whichever detector you trust.
Source trail
Supporting · October 29, 2026
New study of more than 5 million pages estimates 24% of crawlable web pages carried AI-written text in August 2026
A study of more than 5 million pages estimates that 24% of crawlable web pages carried AI-written text in August 2026, against Pew Research Center's 10% for July. Both studies put the share near zero before 2022 and find it rising fastest on commercial sites, so verified human-written and pre-2022 data is getting scarcer whichever detector you trust.
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