AI-focused blockchain startup IO Research raises $30 mln in Series A funding round March 5 (Reuters) - IO Research, an artificial intelligence (AI)-focused blockchain startup, said on Tuesday it raised $30 million in a Series A funding round from investors including Hack VC, Solana Labs, and cryptocurrency exchange OKX. IO Research's primary product, io.net, is a blockchain-based network that allows users with unused graphics processing units (GPU) capacity to provide computing power to resource-intensive AI companies.