What is the most realistic AI photo generator?

I'm curious to know, what is the most realistic AI photo generator currently available on the market? With the rapid advancements in artificial intelligence and machine learning, there seems to be a plethora of options to choose from. I'm looking for a tool that can produce incredibly detailed and life-like images, almost indistinguishable from real photographs. Can you recommend a specific AI photo generator that stands out in terms of realism and quality?