E176: Anthropic targets $60B valuation with $2B raise; Whatnot hits $4.97B valuation with $265M raise; xAI reaches $83B valuation, launches iOS app for Grok; SandboxAQ raises $300M at $5.6B valuation; Wiz prepares for IPO, valued at $20.5B; Cohere launche | This Week in Pre-IPO Stocks | Podwise