Artificial‑intelligence companies have signed for a record 565,000 square feet of office space in London during the first four months of 2026, according to a recent market report. This figure dwarfs the 211,000 square feet signed in all of 2025 and the 130,000 in 2024,signalling a sharp uptick in demand for high‑quality tech real estate.

King’s Cross Becomes the New Knowledge Quarter Hub

According to the source, the capital’s “Knowledge Quarter” around King’s Cross has attracted major AI players such as OpenAI and Anthropic . The area’s proximity to tech giants, start‑ups and universities makes it a magnet for firms looking to scale.. The report notes that the concentration of talent and infrastructure in this district is a key driver behind the surge in lettings.

Record‑Setting First‑Half Take‑Up Ahead of Previous Years

Statista estimates project the global AI sector to reach $710.8 billion in 2027 from $617.6 billion this year.. The source says this growth is reflected in the London market, where the 565,000‑square‑foot figure represents the highest first‑half take‑up on record. the report highlights that this surge comes despite ongoing hybrid‑work trends, underscoring the sector’s need for collaborative spaces.

Capital Raises Fuel Expansion and Office Moves

The source reports that UK start‑ups have secured significant funding, citing Ineffable Intelligence’s $1.1 billion raise in April to build a “superlearner.” Such capital inflows enable companies to move into larger premises.. Laura Gonzalez Florez, chief of staff at Synthesia, said in the report that “London is one of the world’s leading hubs for AI talent” and that a strong physical presence is central to attracting and retaining talent.

Property Developers Reap Rewards Amid Supply Constraints

According to the report, developers who committed to London office building during the pandemic are now benefiting as demand remains strong. Mike Wiseman, head of campuses at FTSE 100 landlord British Land, said the level of demand in the last six months feels like the strongest ever. JLL is tracking 30 AI companies actively searching for office space, indicating a sustained appetite for premium locations.

Who Is the Unnamed Buyer Driving the Surge?

The source does not disclose the identities of all firms signing leases, leaving a gap in understanding who the largest tenants are. While OpenAI and Anthropic are named, the report notes that 30 AI companies are acttively searching for space , suggesting a broader cohort of unnamed buyers. The absence of detailed tenant lists limits insight into the full scale of the market shift.