There are lots of chatbots on the market today, and many of them are (supposedly) designed to help with customer support. While each type of support bot has its pros and cons, none of them are truly ready to fully replace human support representatives. Understanding that reality is key to implementing your support bot the right way.
The best customer support representatives don't just know the best answers to common questions, they know how to find any answer to any question -- and they depend on an internal knowledge base to do it. Unfortunately, too many modern knowledge base solutions let down the support reps that rely on them.