How to get ChatGPT-4 for free?

I'm curious, is it actually possible to obtain ChatGPT-4 for free? If so, what are the legitimate methods or avenues one could explore to acquire this advanced AI technology without breaking the bank? And importantly, what precautions should be taken to ensure that the free version, if available, is secure and doesn't compromise on performance or functionality? It would be insightful to know if there are any official trials, partnerships, or promotions that might offer access to ChatGPT-4 at no cost.