Best 20+ AI Chatbot to use in 2025

Open WebUI is a self-hosted artificial intelligence interface that lets you interact with language models on your own hardware. Think of it like ChatGPT, but running entirely on your computer or private server instead of in the cloud.

Personal AI is a platform that creates personalized AI models using your own data instead of general internet information. When you upload your documents, emails, conversations, and other content, the system builds what they call a Personal Language Model that learns your specific way of communicating.

TARS is a no-code AI chatbot platform that enables businesses to build intelligent conversational agents without any programming knowledge. Think of it as a smart assistant builder that helps you create chatbots for your website, WhatsApp, and other messaging platforms.

Thunai is an enterprise AI platform that converts your organization's scattered knowledge into intelligent AI agents. Think of it as creating a digital brain for your company that understands all your documents, processes, and customer interactions.

Sensay is an AI chatbot creation platform that turns your business knowledge into smart virtual assistants. You can build chatbots that understand your products, services, and company information to help customers and prospects automatically.

Landbot.io is a chatbot creation tool that works without coding skills. You use a visual drag-and-drop interface to design conversation flows, just like connecting puzzle pieces together. The platform lets you create two types of chatbots: rule-based ones that follow set paths with buttons and menus, and AI-powered ones that can understand natural language and give smart responses.

Wati is an AI-powered WhatsApp Business API platform designed to help businesses communicate with customers at scale through the world's most popular messaging app. Think of it as a complete business communication hub built specifically for WhatsApp.

Typing Mind is an advanced chat frontend for popular AI models like ChatGPT, Claude, Gemini, and others. Instead of using the official websites, you use your own API keys with Typing Mind to get a much better chat experience.

re:tune is a comprehensive no-code AI application builder that specializes in creating custom chatbots and AI assistants. The platform allows users to train their AI models using any data source, from website content to internal documents and customer data. Users can choose from advanced AI models like GPT-4, GPT-3.5, and Claude to power their applications.

Chatwith is an intelligent chatbot creation platform that transforms your existing content into a smart AI assistant. Unlike generic chatbots, it learns specifically from your business data including website pages, knowledge base articles, PDFs, DOCX files, and YouTube videos to provide accurate, contextual answers to customer questions.