Question: I need a solution that allows me to upload content from various sources and create a knowledge base for my chatbot.

If you want a tool that can ingest content from different sources and serve as a knowledge base for your chatbot, Droxy is a good choice. This no-code tool lets you create custom AI chatbots from a broad range of content sources like PDFs, YouTube channels, custom videos and websites. It also includes features like content upload, chatbot customization, website integration and conversation analytics, and is geared for use by educators, coaches, content creators and businesses.

Another good option is Botpress, which taps into OpenAI's Large Language Models (LLMs) and Generative Pre-trained Transformers (GPT). Botpress has more than 100 integrations and lets you import knowledge from your own sources. It also has professional greetings, database synchronization and an API for customization, so it's good for people who need a more advanced and scalable chatbot foundation.

If you want a platform that marries AI with business data, Chaindesk is worth a look. It uses generative AI technology like GPT-4 for results that are accurate and secure, and you can import data from a variety of sources. Chaindesk supports omnichannel conversations, human handoff and integration with other tools, so it's good for automating customer support and generating leads.

Last, EmbedAI offers an all-in-one AI chatbot builder that lets you create custom chatbots powered by ChatGPT from your own data. It supports multiple languages and can integrate with other apps with an API or Zapier, so it's a good general-purpose tool for e-commerce customer service and educational platforms.