
Latest news, updates, and announcements from Callosum.

UK Sovereign AI Fund Makes First £500M Investment in Chip Interoperability Firm Callosum. The UK government has launched the 'Sovereign AI' fund, a £500 million initiative to invest in domestic AI sta...

The UK’s £500 m Sovereign AI fund has made its first equity investment in Callosum, a heterogeneous AI orchestration platform, and allocated up to 1 million GPU hours to seven startups. Callosum’s sof...
London-based Callosum raised $10.25M to orchestrate AI workloads across heterogeneous chips, challenging NVIDIA's GPU monoculture. Their platform delivers 2x accuracy, 7x faster performance, and 4x lo...

Zettafleet, a stealth AI startup from Cambridge University's Machine Learning Systems Lab, has unveiled its first product targeting Nvidia's dominance in LLM training with claims of 74-75% cost reduct...

London-based Callosum has raised $10.25M to build multi-chip AI orchestration software that challenges Nvidia's 85% dominance in AI compute. Backed by Plural and the UK's ARIA, the Cambridge-founded s...