Callosum Raises $100M Seed

Callosum raised $100M in a Seed round announced on August 20, 2026. A UK AI infrastructure startup founded by Cambridge neuroscientists offering a counter view to the “monoculture” that believes superintelligence.

Round size
$100M
Stage
Seed
Headquarters
United Kingdom
Announced
Aug 20, 2026

The company

A UK AI infrastructure startup founded by Cambridge neuroscientists offering a counter view to the “monoculture” that believes superintelligence.

The funding

Callosum, based in London, United Kingdom, announced $100M in Seed financing on August 20, 2026.

Participants include Atomico, DCVC, Plural, UK Sovereign AI Fund.

Where the funding goes

    Sources

    1. Tech.eu Funding Explorer
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