It imitated the language of a psychotherapist from only 200 lines of code. You can still converse with it here: Eliza. On similar lines let's create a very basic chatbot utlising the Python's NLTK ...

What format should my private key be in? The private key should be in the base58 string format, not bytes. You get what you pay for. Don't use the main-net RPC, just spend the money for Helius or ...