Chip startup Rain AI backed by Sam Altman up for sale after funding round flops

San Francisco-based chipmaker Rain AI, once a promising startup backed by OpenAI CEO Sam Altman, is exploring a sale after its $150 million Series B fundraising round collapsed, the New York Post reports. Sources familiar with the matter told the Post that OpenAI is among the suitors circling the company, which develops energy-efficient chips designed to outperform industry leader Nvidia.

In acquisition talks for weeks, with no offer as yet