OpenAI has subpoenaed Meta over alleged talks with Elon Musk and xAI about financing his rejected $97.4 billion takeover bid, intensifying the ongoing AI legal battle.

Elon Musk, the billionaire CEO of Tesla (NASDAQ:TSLA) and xAI, had approached Meta (NASDAQ:META) CEO Mark Zuckerberg to join a $97.4B takeover bid of OpenAI earlier this year, a court filing showed. Musk had discussed the letter of intent with Zuckerberg,

OpenAI, the owner of ChatGPT, said Musk had communicated with Zuckerberg about potential financing arrangements or investments in connection with his OpenAI bid, according to the court filing. OpenAI said Musk had disclosed his communications with Zuckerberg about the company during sworn interrogations.