An AI chatbot is a software application that uses artificial intelligence (AI) techniques, such as natural language processing (NLP), machine learning (ML), and deep learning, to engage in conversation with users. These chatbots can interpret and respond to user inputs in a way that simulates human-like conversation.

AI chatbots are widely used in various domains, including customer support, sales, healthcare, and education. They can handle inquiries, resolve problems, provide information, and perform tasks like booking appointments or processing orders.

Here are some key characteristics of AI chatbots:

1. Understanding Natural Language: Through NLP, chatbots can understand the nuances of human language, such as slang, abbreviations, and context.
2. Adaptive Learning: Many AI chatbots have the ability to learn from previous interactions, enabling them to provide more accurate and personalized responses over time.
3. Integration with Other Systems: AI chatbots can be integrated with other systems like CRM, databases, and e-commerce platforms to provide seamless service to users.
4. Multi-Platform Support: They can be deployed on various platforms, including websites, mobile apps, and messaging apps like Facebook Messenger and WhatsApp.
5. 24/7 Availability: AI chatbots can provide round-the-clock service without fatigue, thus enhancing customer experience.
6. Cost-Effective: They can handle multiple inquiries simultaneously, reducing the need for human agents and potentially lowering operational costs.

The development of AI chatbots requires expertise in areas like machine learning, NLP, user experience (UX) design, and software development. Pre-built frameworks and cloud-based solutions are available to simplify the development process, but customization may be required to meet specific needs.