If you want an online service to let you chat with AI-powered chatbots on a range of subjects, Botpress is a good choice. It's an end-to-end AI agent stack with more than 100 integrations, including WhatsApp, Telegram and Slack. It uses OpenAI's LLMs and GPT, and offers professional greetings, custom knowledge imports and database synchronization for personalization. It has a free tier and several paid options for different business needs.
Another option is ChatBotKit, which lets developers and nondevelopers create AI chatbots that span multiple interfaces. It supports multiple languages and has features like custom datasets, message peek and a powerful API. ChatBotKit supports foundational models from OpenAI, Anthropic and Mistral, and offers integrations with popular chat apps like Slack and Discord. It also has a focus on user privacy and security with content screening and blocking abilities.
Last, EmbedAI offers an all-in-one AI chatbot builder that can create custom chatbots based on data from files, websites and YouTube videos. It supports more than 100 languages and can integrate with other apps through an API or Zapier. EmbedAI is good for a wide range of uses, including e-commerce and educational sites, and has pricing options for small, medium and large businesses.