ChatGPT is an instant AI answer provider to any sort of appropriate question and in status quo being heavily used by researchers scholars and developers because it has made their lives a lot more facilitating currently there are no charges fixated to ChatGPT you can use it any time for free however, you will need an account to use it which you must sign up which is also free of cost and make an account using your email address or google account by which you will immediately be able to use the tool for free, in contemporaries there are no charges that you would have to pay but in the near future there could be some changes and you may be required to pay some amount. If you want further advancement with this tool then you can subscribe to the premium version of this tool for £16 per month it will give you access to GPT-4 which is technically a much-advanced version of this tool.