L-R) Tesla Motors CEO and Product Architect Elon Musk and Y Combinator President Sam Altman speak onstage during
OpenAI has brought in some heavy hitters.
  • OpenAI has hired high-profile attorneys to fight Elon Musk's lawsuit.
  • One who's helping battle Musk previously aided Twitter in a legal conflict with the billionaire.
  • Musk's lawsuit alleges OpenAI breached its "founding agreement."

OpenAI is bringing in some heavy hitters in its legal battle with Elon Musk.