Musk's AI Startup xAI In Talks to Raise $3 Billion at $18 Billion Valuation
- Investors close to Musk in talks to help his AI startup xAI raise $3 billion, valuing it at $18 billion
- Venture capital firm Gigafund and Steve Jurvetson among potential backers
- Co-founder of another unnamed venture firm also considering investing
- Fundraising talks have gathered momentum recently, though terms not finalized
- xAI launched Grok-1.5 chatbot in March, rivaling OpenAI's ChatGPT