The AI sector has entered an era of unprecedented valuations — with Thinking Machines raising the largest seed round in history and nearly half of all venture capital now flowing into AI. As M.G. Siegler noted on spyglass, OpenAI leads with a $500B secondary valuation, while Anthropic, xAI, and others are pushing past the $100B mark. But as the race tilts from technology to market share and data access, smaller players remain crucial, driving innovation and attracting the att

Elon Musk’s Grok, the AI chatbot from his startup xAI (integrated into X, formerly Twitter), is facing widespread backlash after it...

AI’s free tiers look tempting, but serious use costs more. From ChatGPT and Gemini to Claude and Grok, we explore flat-rate SaaS plans, hidden compute expenses, and why pay-as-you-go may be next.