Dec 17 (Reuters) - Amazon is in talks to invest in OpenAI in a potential deal that could value the ChatGPT-parent at over $500 billion, according to a source familiar with the matter. The potential deal underscores the AI industry's insatiable need for computing power as firms race to develop systems that match or surpass human intelligence. Here is a list of multi-billion-dollar AI, ​cloud and chip deals signed recently: OPENAI DEALS AMAZON AND OPENAI Amazon is considering an investment of around$1 ...