EmbedAI - Custom AI ChatGPT bot trained on your data(Chatbase alternative).
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Chatbase - Build a ChatGPT-like chatbot from your knowledge base.
BotStar - BotStar | Engage Customers Online with Live Chat & Chatbots
Robofy AI - Robofy AI Chatbot: Build a chatbot for your website in 2 mins
Telegram bot API - The Bot API allows you to easily create programs that use Telegram messages for an interface.