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September 10, 2025

OpenAI cofounder backs materials discovery platform CuspAI in $100m raise

The Cambridge-based startup is building what it calls an AI ‘search engine’ for the material world

Cambridge-based materials startup CuspAI has raised more than $100m in a Series A round, as investors bet big on companies developing AI tools to speed up costly discovery processes across a range of sectors.

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Kai Nicol-Schwarz

Kai Nicol-Schwarz was a senior reporter at Sifted. He covered AI and UK tech.

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