Companies · 2 datasets

Anthropic

a user of 8 AI campuses, 14 frontier models.

AI campuses8 campuses
Frontier models14 models

Embed

Anthropic, one figure a dataset

<iframe src="https://jesseahawkins.com/companies/embed/anthropic/" title="Anthropic: what the AI buildout data says" width="100%" height="420" style="border:0;max-width:100%" loading="lazy"></iframe>

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Cite

This page

Jesse Hawkins, “Anthropic: what the AI buildout data says”, jesseahawkins.com, data retrieved 30 Oct 2026. https://jesseahawkins.com/companies/anthropic/. Data: 18 companies joined across 8 datasets the site already publishes: Epoch AI’s data centers and GPU clusters, company filings, cloud region lists, nuclear agreements, LMArena and Wikipedia’s list of chip plants.

BibTeX

@misc{hawkins2026companiesanthropic,
  author = {Hawkins, Jesse},
  title = {{Anthropic: what the AI buildout data says}},
  year = {2026},
  howpublished = {\url{https://jesseahawkins.com/companies/anthropic/}},
  note = {Data: 18 companies joined across 8 datasets the site already publishes: Epoch AI’s data centers and GPU clusters, company filings, cloud region lists, nuclear agreements, LMArena and Wikipedia’s list of chip plants, retrieved 2026-10-30}
}

The data centers · Epoch AI

Epoch AI, ‘AI data centers’, https://epoch.ai/data/ai-data-centers, retrieved 22 Oct 2026. CC BY 4.0.

The clusters · Epoch AI

Epoch AI, ‘Data on GPU clusters’, https://epoch.ai/data/gpu-clusters, retrieved 16 Oct 2026. CC BY 4.0.

The chip plants · Wikipedia

Wikipedia contributors, ‘List of semiconductor fabrication plants’, https://en.wikipedia.org/w/index.php?title=List_of_semiconductor_fabrication_plants&oldid=1379416921. CC BY-SA 4.0.

CSV Post on X

Anthropic uses 8 AI campuses it does not own

The Buildout →

Campus	Role	Power now	H100e now	Planned peak	First power
Colossus 2Memphis, Tennessee, United States	user	1.3 GW	1.1M	2.1 GWFeb 2027	Oct 2025
Anthropic-Amazon New CarlisleNew Carlisle, Indiana, United States	user	1.2 GW	818K	2.3 GWMar 2028	Jun 2025
Colossus 1Memphis, Tennessee, United States	user	425 MW	276K	442 MWJul 2025	Aug 2024
Amazon Madison Mega SiteCanton, Mississippi, United States	user	341 MW	214K	819 MWMar 2028	Jun 2025
Amazon RidgelandRidgeland, Mississippi, United States	user	273 MW	171K	1.0 GWSep 2028	May 2026
AWS BerwickBerwick, Pennsylvania, United States	user	139 MW	81K	212 MWAug 2027	Sep 2025
Anthropic Lake MarinerBarker, New York, United States	user	49 MW	59K	441 MWMar 2027	May 2026
Anthropic Barber LakeColorado City, Texas, United States	user	—	—	300 MWApr 2027	Dec 2026

Owner and users as Epoch AI names them. The totals above count the campuses Anthropic owns, not those it uses.

14 models that led or matched the top of an LMArena board

Frontier →

claude-opus-4-6-thinking first seen Feb 2026 197 days in first place
claude-fable-5 first seen Jun 2026 142 days in first place
claude-opus-4-5-20251101-thinking-32k first seen Nov 2025 72 days in first place
claude-opus-4-6 first seen Feb 2026 72 days in first place
claude-opus-4-7-thinking first seen Apr 2026 66 days in first place
claude-opus-5-max first seen Jul 2026 65 days in first place
claude-opus-5.5-max first seen Sep 2026 35 days in first place
claude-opus-4-7 first seen Apr 2026 30 days in first place
claude-fable-5.1-max first seen Sep 2026 26 days in first place
claude-fable-5-high first seen Sep 2026 21 days in first place
claude-3-opus-20240229 first seen Mar 2024 16 days in first place
claude-opus-5-high first seen Jul 2026 9 days in first place
claude-opus-5.5-high first seen Sep 2026 5 days in first place
claude-sonnet-4-5-20250929-thinking-32k first seen Oct 2025 4 days in first place

Days in first place, summed across LMArena's boards.

Sources

Follow this company → Every dataset → Status → Glossary →

Epoch AI, CC BY 4.0.
LMArena, CC BY 4.0.
The names joined for Anthropic: anthropic. The join is this site's own.