---
title: "London-based Callosum, whose software matches AI tasks with models and chips, raised a $100M seed led by Atomico; the UK's Sovereign AI Fund also invested"
type: signal
url: https://frontiernewswire.com/s/london-based-callosum-whose-software-matches-ai-tasks-with-models-and-b5cd7256
published: 2026-08-20T19:00:52.035Z
byline: "Source: TECHMEME"
---

# London-based Callosum, whose software matches AI tasks with models and chips, raised a $100M seed led by Atomico; the UK's Sovereign AI Fund also invested

Source: TECHMEME · Published 2026-08-20 · Canonical: https://frontiernewswire.com/s/london-based-callosum-whose-software-matches-ai-tasks-with-models-and-b5cd7256

In this story: [Sovereign AI Fund](https://frontiernewswire.com/companies/sovereign-ai-fund)

## Sources

- [Read the original at TECHMEME](https://www.bloomberg.com/news/articles/2026-08-20/ai-startup-callosum-raises-100-million-to-make-ai-tasks-cheaper)

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