How to Build a Voice Assistant with Raspberry Pi and Google Assistant SDK

This step-by-step guide explains how to build a voice assistant with a Raspberry Pi and Google Assistant SDK, enabling more convenient access to information, home automation and exploration of AI technology.
The materials required are a Raspberry Pi 3 or 4, a 16 GB microSD card or more, and a USB microphone or sound card and microphone.
Costs range from $35 t o$ 55 for the Pi and between $10 an d$ 20 for the microSD card.
The initial setup involves downloading and installing Raspberry Pi OS and the Google Assistant API, enabling audio and microphone access, and installing Python and pip.
Authentication involves authorizing the Google Assistant SDK with your credentials, testing the assistant with a sample service, and creating a system service to automate startup.
Benefits include cost-effectiveness, learning AI and voice tech fundamentals, custom automation, and privacy control, while troubleshooting tips cover common issues.

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