OpenAI opens London office with room for over 500 employees
500 seats. OpenAI just tripled its London footprint — signaling a major European play as rivals scramble for talent.

Why it matters
OpenAI's expansion in London reflects intensifying competition for AI talent in Europe and a strategic bet on regulatory proximity to the EU. Doubling headcount capacity signals aggressive hiring and potential shift in geographic center of gravity for advanced AI work.
The key facts
8 to knowNew London office capacity: 500+ employees
Current London headcount: ~200 employees
Expansion represents 150%+ growth in office space
Published April 13, 2026
OpenAI opening new London office
Capacity for 500+ employees
Current London headcount ~200
More than 2.5x expansion planned
Go to the source
The Decoderthe-decoder.com
Publisher excerpt: OpenAI is opening a new office in London with space for more than 500 employees - more than double its current headcount of around 200 in the British capital.
