SiteGPT - ChatGPT for every website.
ChatPDF - Chat with any PDF using the new ChatGPT API
BoldDesk - Premium Customer Service Software to manage your customer support. Manage support email, publish self-help articles, and automate repetitive tasks.
Chatbase.me - Interactive chat bot trained on your knowledge base to help you engage with your website users. Chat with document and pdf.
Dialogflow - Conversational UX Platform. (ex API.ai)
ChatDOC - Chat with documents.