1. Personal assistants: AI is used in personal assistants like Siri, Google Assistant, and Amazon's Alexa to help users with tasks such as setting reminders, making appointments, and answering questions.

2. Smart home devices: AI is also used in smart home devices like thermostats, security systems, and cameras to automate tasks and learn user preferences. For example, smart thermostats can learn when a user is typically home and adjust the temperature accordingly.

3. Recommendation systems: AI is used to power recommendation systems on platforms like Netflix and Amazon. These systems analyze user data to recommend personalized content or products that the user might be interested in.

Additionally, AI is also used in fields like healthcare, finance, and transportation to improve efficiency and accuracy in tasks such as diagnosing diseases, predicting stock market trends, and optimizing transportation routes.