• Callosum, an AI infrastructure company, raised USD 100 million in a seed round to build software that optimizes AI workloads across chips.
• Atomico led the financing; Plural, DCVC, UK Sovereign AI took part; Albion Capital Group LLP also participated.
• Funding targets scaling the orchestration platform, expanding silicon partnerships, hiring, product rollout of tailored-inference APIs.
• Deal follows a USD 10.25 million pre-seed round less than six months earlier.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Albion Capital Group LLP published the original content used to generate this news brief on August 20, 2026, and is solely responsible for the information contained therein.