UK venture funding boom leaves non-AI startups squeezed

British venture capital funding reached a record $17bn in the first half this year, with nearly three quarters directed to AI companies. The surge is creating a sharp divide for founders: companies with an AI narrative are drawing capital, while total early stage investments, pre-seed and seed, both dropped last year, to $211m and $1.2bn respectively.

British Business Bank figures show AI-related investment rose 48% last year in the UK, while seed-stage deals dropped 27%. University spinout equity deals dropped by a third and spinout investment halved, raising concerns that healthcare, climate and consumer tech startups could lose funding despite the UK’s focus on commercialising research.

Some investors are beginning to question the concentration. Yale University’s endowment cut venture exposure to AI from 35% to 22% of its total VC allocation in March, while QED Investors’ Cole Lundquist warned that companies without a core AI story are struggling to raise money. Fund commitments are also concentrating among large managers, with institutional investors directing 91% of commitments in the first quarter of 2026 to brand-name VC firms.

Founders are feeling the strain. A survey of 165 founders by Unrest found 1 in 3 are fundraising with six months’ runway or less, 13% have under three months of cash remaining, and 29% have faced pressure from investors to add AI to their product, roadmap or pitch. Globally, startups raised roughly $300bn in the first quarter of 2026, with $188bn going to OpenAI, Anthropic, xAI and Waymo.