Financial District/South Beach · Building 9 of 52 by AI share
AI tenants hold 85% of 500 Howard Street by observed square feet
Anthropic holds 240,000 square feet on record. DataSF lists the building at 280,909. It is one of 15 San Francisco buildings that are at least half AI.
- AI share of building SF
- 85%
- AI square feet observed
- 240,000
- Building square feet (DataSF)
- 280,909
- AI tenants, October 2026
- 1
Tenants
AI tenants at 500 Howard Street, October 2026
| Company | Tier | Recorded from | Observed SF | Type | Sources |
|---|---|---|---|---|---|
| Anthropic | Frontier and model labs | January 2024 | 240,000 | Lease signed | Link 1Link 2 |
Source: DataSF business registrations and DBI permits, SEC filings, press. Observed square feet only. Building square feet from the DataSF property record. "Recorded from" is the date of the registration or the press report of a signing, not a move-in date. See the building on the map.
Deals
Leases and subleases reported here
- Anthropic took 230,325 square feet that Slack held (sublease, September 2023). Source
Nearby
Other measured buildings in Financial District/South Beach
- 333 Brannan Street: Cognition, 81% AI
- 300 Howard Street: Anthropic, 77% AI
- 634 2nd Street: Glean, 61% AI
- 340 Bryant Street: Flux, 58% AI
- 201 3rd Street: Harvey, Mechanize, Inc., 37% AI
- 460 Bryant Street: Hayden AI, 34% AI
Part of San Francisco AI tenants, a register of 223 AI companies at 271 locations built from public records. See all majority-AI buildings and the methodology.
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