AI content by platform
Which platforms have the most AI-generated content?
Of the 9 platforms Dead Internet Monitor tracks, Stack Overflow carries the most AI-generated content — 29.4% of sampled content (2.5× the internet-wide rate of 12.0%) — and Mastodon the least, at 4.7%. Ranked by 30-day, volume-weighted AI rate as of 2026-07-03.
| # | Platform | AI rate (30d) | vs. internet |
|---|---|---|---|
| 1 | Stack Overflow | 29.4% | 2.5× |
| 2 | 20.4% | 1.7× | |
| 3 | Lobsters | 14.2% | 1.2× |
| 4 | Bluesky | 13.4% | 1.1× |
| 5 | The Guardian | 12.2% | 1.0× |
| 6 | Hacker News | 11.3% | 0.9× |
| 7 | YouTube | 11.2% | 0.9× |
| 8 | Steam | 6.7% | 0.6× |
| 9 | Mastodon | 4.7% | 0.4× |
The internet-wide rate — the all-source 30-day AI rate — is 12.0%. Crimson ≥ 2× that rate, amber ≥ 1.25×, steel at or below baseline.
How this is measured
Each item collected from a platform is classified by an LLM as AI-generated, human, or uncertain. A platform's figure is the 30-day, volume-weighted share classified AI-generated — the same number shown on its individual page and badge. Click any platform for its full breakdown, 30-day trajectory, and embeddable badge. Read the full methodology, explore every community on the dashboard, or pull the underlying numbers from the open data API (CC BY 4.0).