Private AI in your pocket without internet

Using artificial intelligence usually means a constant connection to the cloud, which raises privacy issues. But a new project shows that it's possible to build a fully functional AI assistant that works offline, directly on a local device.

Photo: Naz Louis

An interesting project from the developer community shows how artificial intelligence can work completely offline. The developer has built an "offline" AI assistant based on a Raspberry Pi 5 device. It works exclusively with local data processing.

The main reason for this approach is privacy. Most modern AI services require sending data to the cloud, which poses a risk for many users. A local solution allows all data to remain on the device, without external servers.

The system uses an optimized version of the language model that is lightweight enough to run on limited hardware. The model can generate responses at a rate of about 5 to 10 so-called “tokens” per second, with the first response coming in less than eight seconds.

Voice interaction is also an important part of the system. Sound captured through the microphone is locally converted to text, and then the AI prepares a response that is played back through the device's speaker. As mentioned, the entire process takes place without an internet connection.

The project also includes basic visual intelligence. Using a camera and an object recognition model, the device can analyze its surroundings and identify objects in its field of view.

The user interface uses a small OLED screen measuring approximately 2.4 cm, which displays responses and basic system information. Control is via physical buttons, meaning the device operates without a keyboard or computer screen.

To maintain context, the system also uses a local database to store information and past conversations. This allows the assistant to take into account previous interactions and provide more meaningful responses.

The project is published as an open source solution, meaning that developers can adapt or upgrade it. Such systems indicate the direction of artificial intelligence development, where more and more solutions will work directly on the device, without dependence on cloud services.