To install and use Whisper AI for voice-to-text transcription, you can follow these steps based on the search results:

1. Installation:
   • Download Whisper AI from the GitHub repository2.
   • Ensure you have the necessary prerequisites like Python, Git, and Rust on your computer2.
   • Use Homebrew to install ffmpeg if needed3.
2. Usage:
   • Set the transcription language in the dashboard2.
   • Upload your audio file by clicking on 'Import Audio' and choose the file from your local storage or a public URL2.
   • The transcription will occur immediately after upload2.
   • Navigate to the dashboard, edit the transcribed file if necessary using the built-in editor2.
   • To export, click the 'Download' icon and choose the format to save your transcript2.
3. Additional Information:
   • Whisper AI is an open-source project by OpenAI for speech-to-text conversion2.
   • It requires some technical knowledge to install and operate via the command line on Windows, Linux, or Mac systems2.
   • Whisper AI is suitable for various tasks like transcribing class notes, Zoom meeting recordings, podcast content, video subtitles, and more2.

By following these steps, you can successfully install and use Whisper AI for accurate voice-to-text transcription.