South of Market · Building 5 of 52 by AI share
AI tenants hold 98% of 808 Brannan Street by observed square feet
Physical Intelligence holds 60,000 square feet on record. DataSF lists the building at 61,455. It is one of 15 San Francisco buildings that are at least half AI.
- AI share of building SF
- 98%
- AI square feet observed
- 60,000
- Building square feet (DataSF)
- 61,455
- AI tenants, October 2026
- 1
Tenants
AI tenants at 808 Brannan Street, October 2026
| Company | Tier | Recorded from | Observed SF | Type | Sources |
|---|---|---|---|---|---|
| Physical Intelligence | Frontier and model labs | March 2026 | 60,000 | Sublease | Link |
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
- Physical Intelligence took 60,000 square feet that Airbnb held (sublease, March 2026). Source
| Reported | Company | Type | SF | Source |
|---|---|---|---|---|
| March 2026 | Physical Intelligence | Sublease | 60,000 | Link |
Nearby
Other measured buildings in South of Market
- 550 3rd Street: Cognition, 98% AI
- 650 Townsend Street: Scale AI, 57% AI
- 850 Brannan Street: Physical Intelligence, 54% AI
- 475 Brannan Street: Recall.ai, 5% 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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