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 2026-08-24
2815 entries
3289 cited sources
100% entries with a primary source
13943 cross-links
1720 topic tags

Entries per year, 1818 - 2026

The shape of the field itself: a long quiet century, a research era, and the post-2012 explosion. 707 undated entries (people, concepts) not shown.

1825 1850 1875 1900 1925 1950 1975 2000 2025 1818: 1 entries 1843: 1 entries 1854: 1 entries 1870: 1 entries 1872: 1 entries 1879: 1 entries 1889: 1 entries 1890: 2 entries 1900: 1 entries 1909: 1 entries 1910: 2 entries 1912: 2 entries 1913: 1 entries 1927: 2 entries 1931: 2 entries 1936: 3 entries 1941: 2 entries 1942: 1 entries 1943: 3 entries 1945: 2 entries 1946: 2 entries 1948: 6 entries 1949: 2 entries 1950: 8 entries 1951: 5 entries 1952: 5 entries 1953: 2 entries 1954: 1 entries 1955: 4 entries 1956: 3 entries 1957: 3 entries 1958: 5 entries 1959: 5 entries 1960: 8 entries 1961: 5 entries 1962: 5 entries 1963: 1 entries 1964: 2 entries 1965: 7 entries 1966: 7 entries 1967: 5 entries 1968: 4 entries 1969: 2 entries 1970: 4 entries 1971: 4 entries 1972: 4 entries 1973: 8 entries 1974: 5 entries 1976: 6 entries 1977: 4 entries 1979: 6 entries 1980: 7 entries 1981: 1 entries 1982: 4 entries 1983: 3 entries 1984: 7 entries 1986: 4 entries 1987: 4 entries 1989: 2 entries 1990: 2 entries 1991: 6 entries 1992: 4 entries 1993: 6 entries 1994: 3 entries 1995: 8 entries 1997: 8 entries 1998: 8 entries 1999: 8 entries 2000: 6 entries 2001: 12 entries 2002: 4 entries 2003: 5 entries 2004: 10 entries 2005: 7 entries 2006: 10 entries 2007: 8 entries 2008: 13 entries 2009: 10 entries 2010: 13 entries 2011: 9 entries 2012: 16 entries 2013: 17 entries 2014: 42 entries 2015: 54 entries 2016: 90 entries 2017: 101 entries 2018: 82 entries 2019: 93 entries 2020: 86 entries 2021: 82 entries 2022: 124 entries 2023: 301 entries 2024: 263 entries 2025: 155 entries 2026: 214 entries 1836: 2 entries 1921: 3 entries 1901: 1 entries 1937: 1 entries 1975: 2 entries 1978: 1 entries 1985: 1 entries 1988: 1 entries 1996: 2 entries 1903: 2 entries 1863: 1 entries 1924: 1 entries

By collection

Milestones
843
Landmark Papers
676
Concepts
355
Facts
269
People
162
Cautionary Tales and Curiosities
146
Organizations
133
Benchmarks
106
Model Families
79
Talks
46

Source types

What 3289 citations actually point at.

paper
1368
official-announcement
1272
report
199
profile
139
filing
112
book
87
video
58
dataset
38
interview
16

By tier: 3274 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.

  1. Large Language Model 348
  2. Deep Learning 234
  3. Computer Vision 148
  4. Machine Learning 135
  5. Reinforcement Learning 134
  6. OpenAI 132
  7. Transformer 129
  8. Neural Network 125
  9. Robotics 115
  10. AI Agents 114

Top source domains

Where the primary sources live.

arxiv.org
857
anthropic.com
76
deepmind.google
72
openai.com
63
github.com
60
nature.com
59
youtube.com
48
archive.org
44
blog.google
39
doi.org
37
research.google
31
huggingface.co
31

Verification freshness

Every entry records when its sources were last checked.

Verified in the last 30 days
107
31 - 90 days
2708
91 - 180 days
0
Older than 180 days
0

Top tags

deep-learning 214history 197milestone 182trivia 154evaluation 131nlp 128benchmark 123computer-vision 121landmark-paper 121policy 120robotics 118reinforcement-learning 103agents 102foundations 99open-source 99hardware 96google 95machine-learning 94generative-ai 94openai 93deepmind 86regulation 84reasoning 81ai-safety 81