CuspAI raises $450M at $2.6B valuation; launches AI Materials Foundry with 48+ partners

<cite index="31-1,31-2">Cambridge-based AI materials discovery startup CuspAI raised a $450 million Series B round at a $2.6 billion valuation, led by Kleiner Perkins and NEA with participation from Jeff Bezos's family office Bezos Expeditions</cite>. <cite index="31-2">The round more than quadrupled its valuation from a $100 million Series A less than a year ago</cite>. <cite index="31-2">New investors include Glade Brook Capital Partners, Lux Capital, AMD Ventures, Britain's Sovereign AI Venture Fund, the Netherlands' Invest-NL and venture capitalist John Doerr</cite>. <cite index="31-3">Simultaneously, CuspAI unveiled its AI Materials Foundry, a network bringing together compute providers, laboratories, proprietary data and scientific expertise to accelerate materials discovery, with more than 45 organisations joining as founding members, including Nvidia, Meta's Fundamental AI Research team, Samsung, Hyundai Motor Group, Hitachi High-Tech and Merck</cite>.

<cite index="31-3">CuspAI's proprietary AI platform, MIRA, coordinates the end-to-end discovery process, from designing candidate materials to simulation and experimental validation</cite>. <cite index="32-2">The platform can complete tasks that usually take years in six months</cite>, using <cite index="32-2">two open-source projects called UMA (from Meta) and kUPS (developed by CuspAI)</cite>. <cite index="37-2">CuspAI's platform runs a full materials discovery cycle from molecular screening to candidate validation</cite>, targeting semiconductor materials bottlenecks including rare metals like iridium and ruthenium.

<cite index="37-5">The company operates labs in Cambridge, Singapore, and the San Francisco Bay Area, with roughly 80% of its 2026 efforts focused on materials discovery for the semiconductor industry</cite>. <cite index="38-2">John Giannandrea, who held senior roles at both Apple and Google, has joined to help stand up the company's California presence</cite>, and <cite index="38-2">Yann LeCun and Geoffrey Hinton serve on CuspAI's advisory board</cite>. For architects, this signals investor confidence that AI-accelerated materials science is a critical infrastructure lever—no major chip design escapes the scarcity of advanced materials. The $450 million war chest funds the ecosystem-building necessary to move discovery from lab simulation to manufacturing proof-of-concept.