With $2 billion of funding secured, it’s been an ex-seedingly good six months for Mira Murati. The founder of Thinking Machines Lab and former CTO at OpenAI suddenly finds herself running one of the hottest startups in the industry. The seed round, led by Andreessen Horowitz, gives it a $10 billion valuation. Even though it has yet to release a product. Sarah Guo’s Conviction Partners also participated in what could be a history-making seed investment, giving further proof that early-stage AI companies have plenty of cache.