How to buy OpenAI crypto?

Could you please elaborate on the process of acquiring OpenAI cryptocurrency? Is there a specific exchange or platform that facilitates the purchase? Are there any regulatory considerations or restrictions I should be aware of before initiating the transaction? Additionally, what are the potential risks associated with investing in OpenAI crypto, and how can I mitigate them? Lastly, is there a minimum investment amount required, and what is the estimated return on investment for OpenAI crypto?