Is free AI enough? How to choose the right chatbot for you - and when to upgrade

You can do a lot with free AI. But you can do even more if you upgrade. Here's how to decide between all your options.

AI Agents Are Taking America by Storm

Americans are living in parallel AI universes. For much of the country, AI has come to mean ChatGPT, Google’s AI overviews, ...
IEEE

Exam Preparation Assistance Chatbot Using Retrieval Augmented Generation

Abstract: Exam preparation requires the usage of study material to learn information. This is followed up by testing the knowledge by attending mock tests. Mock tests are usually prepared by teachers ...
Journal of Medical Internet Research

Evaluation of an Artificial Intelligence Conversational Chatbot to Enhance HIV Preexposure Prophylaxis Uptake: Development and Usability Internal Testing

During internal testing from March 10-April 28, 2025, we systematically evaluated CHIA’s performance in English and Spanish using a set of five-point Likert scales to measure accuracy, conciseness, up ...
Harvard Business Review

How Gen Z Uses Gen AI—and Why It Worries Them

As go the young, so goes society. Young adults were early adopters of cell phones, social media, and the internet. Now all of these technologies are universal. So how are members of Gen Z using ...
IEEE

Mental Health Therapist Chatbot Using NLP

Abstract: Artificial intelligence (AI) is being used in mental health care to create chatbots that act as therapists. The chatbots, using natural language processing (NLP), communicate with users to ...