The Library, Measured
Every claim in the AI Library cites a source, so the library can be audited by counting. Every number on this page is computed from the entries at build time.
Generated 2026-09-22
2871entries
3343cited sources
100%entries with a primary source
14207cross-links
1794topic tags
Entries per year, 1818 - 2026
The shape of the field itself: a long quiet century, a research era, and the post-2012 explosion. 705 undated entries (people, concepts) not shown.
By collection
Source types
What 3343 citations actually point at.
By tier: 3328 primary, 13 aggregate, 2 secondary. Every entry must cite at least one primary source - the build fails otherwise.
Most cited entries
The ideas the rest of the library leans on, by inbound cross-links.
Top source domains
Where the primary sources live.
Verification freshness
Every entry records when its sources were last checked.