Chai Discovery triples to $3.8B in 7 months as OpenAI-backed drug designer lands $400M after Novartis deal Chai Discovery raised $400 million in a Series C round, tripling its valuation to $3.8 billion in seven months, after securing a deal with Novartis. The OpenAI-backed AI drug discovery company's rapid growth underscores investor confidence in AI-driven pharmaceutical development. Chai Discovery has raised $400 million in a Series C round that values the AI drug discovery company…