Callosum
Engineering Software · United Kingdom · 11-50 Employees
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Overview
Headquarters
54 Leman Street, London, Greater London,...Website
www.callosum.comRevenue
$8 MillionIndustry
ZI Rank: 1
Signal Type
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ZI Rank
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About Callosum
Callosum is a London based technology startup building software that helps companies run artificial intelligence (AI) workloads more efficiently. Rather than making chips themselves, they create a platform that automatically decides the best way to schedule and run AI tasks across different types of processors and cloud systems. This helps businesses save time and money while getting better performance from their AI models even when using a mix of hardware from different providers.Explore more
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Callosum financials insights
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2026
Other Financing Round
$10.3M
Seed
$100M
Callosum Tech Stack
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Callosum News & Media
Callosum raises $100M seed round
A UK AI startup that is building software infrastructure that allows AI workloads to run on different chips and AI models has raised $100m in an exceptionally high-value European seed round. Callosum ...UK AI infrastructure startup Callosum challenging AI Silicon Valley “monoculture” comes out of stealth
A UK AI infrastructure startup founded by Cambridge neuroscientists offering a counter view to the “monoculture” that believes superintelligence will come from a single “God-like” AI model running on ...
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Frequently Asked Questions Regarding Callosum
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Callosum is a London based technology startup building software that helps companies run artificial intelligence (AI) workloads more efficiently. Rather than making chips themselves, they create a platform that automatically decides the best way to schedule and run AI tasks across different types of processors and cloud systems. This helps business... Read More
