xAI
ScaleupMission
Checked by hand
AI lab registered since 2025 in the Pioneer Building on 18th Street, where OpenAI was registered until 2024.
- Address
- MissionPin shows the block, not the door.
- What you can see
- Worth seeing from the street.
- Stage
- Series C or later
- Sector
- ai
Why it matters
The city's business registry shows OpenAI at 3180 18th St until the end of 2024 and xAI at the same address from January 2025.
Nearby
Sources
Verified Oct 7, 2026
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