UK Startup Callosum Raises $10.2M for Brain-Inspired AI Infrastructure
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UK Startup Callosum Raises $10.2 Million for Brain-Inspired AI Infrastructure

Founded by Cambridge neuroscientists, the firm orchestrates different AI models across various chips.

2/26/2026
Othmane Taki
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A UK-based AI infrastructure startup, Callosum, has officially launched after operating in stealth, securing over $10.2 million in funding. Founded by Cambridge neuroscientists, the company is pioneering a novel approach to artificial intelligence that challenges the industry's prevailing monoculture. Callosum aims to create more efficient and powerful AI systems by enabling diverse models to collaborate across various hardware platforms, presenting a significant alternative to current market trends.


A Brain-Inspired Approach to AI

Callosum's core philosophy is inspired by the complexity and efficiency of the human brain, which evolved by combining many different cell types and specialized circuits. The startup argues that the future of AI lies not in scaling a single massive model on identical chips, but in orchestrating a system of specialized models. This method allows different models to interact, communicate, and collaborate, mirroring the brain's resilient and flexible architecture.

Challenging the Industry's Monoculture

The company directly challenges the assumption that superintelligence will emerge from a single "God-like" model running on uniform hardware, a path pursued by industry giants. This dominant approach incurs massive energy and capital costs while concentrating power in the hands of a few key players. Callosum's software platform is designed to break this dependency by making it faster and cheaper to solve complex, real-world problems at scale.

By embracing hardware diversity, Callosum's platform can orchestrate various components into a cohesive and high-performing system. This reduces reliance on any single chip manufacturer and unlocks performance benefits that others often overlook. The startup asserts that its technology is already demonstrating superior accuracy and performance compared to conventional methods, proving the value of its heterogeneous approach to building intelligent systems.

Leadership and Vision

The company was founded by Danyal Akarca and Jascha Achterberg, who met during their PhDs at Cambridge University, where their research focused on the intersection of neuroscience, computing, and AI. Akarca stated that while big labs bet on one model, nature shows intelligence emerges from many systems working together. Their goal is to enable a paradigm shift in building intelligent systems to solve real-world problems on any chip, anywhere.

Co-founder Jascha Achterberg emphasized that the team views chip diversity as a key advantage to be exploited, not a disadvantage to be managed. "We're using software to control all the levers across the entire system, extracting benefits from diversity that others dismiss," he explained. This unique perspective has attracted investors who understand and support the company's mission to reshape the AI landscape from the ground up.

Strategic Growth and UK Collaboration

The newly acquired funding will be instrumental in expanding Callosum's London-based team and further scaling its innovative software platform. This strategic investment underscores the confidence in the company's vision to provide a more sustainable and accessible path for AI development. The expansion will focus on recruiting top talent to accelerate the platform's capabilities and market reach in the coming months.

In a significant move to validate its technology, Callosum will utilize the new Scaling Inference Lab established by ARIA. This government-backed facility provides a crucial testing ground for startups to prove their AI chips can compete against established market leaders like Nvidia. This collaboration highlights the startup's sovereign credentials and its role in advancing the UK's position in the global AI race.


Callosum's emergence from stealth marks a significant development in the AI infrastructure sector, presenting a compelling alternative to the current resource-intensive paradigm. By championing a collaborative, multi-model system inspired by neuroscience, the company is poised to foster greater innovation and efficiency. With fresh funding and strategic partnerships, Callosum is well-positioned to challenge the status quo and contribute to a more diverse and resilient AI ecosystem.

Source: tech.eu