Convert Audio to Text with Amazon Transcribe

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Convert Audio to Text with Amazon Transcribe

In this hands-on lab, you’ll explore how to convert audio to text using Amazon Transcribe. You’ll learn to set up S3 input and output folders, launch transcription jobs from AWS CloudShell, and evaluate the accuracy of results using word-level confidence scores. These skills are essential for building automated speech-to-text pipelines, handling diverse audio inputs, and applying real-world cloud-based NLP practices.

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Lab Info

Level

Intermediate

Last updated

Oct 02, 2025

Duration

30m

Challenge

Launch Transcribe Job in AWS CloudShell
- See how to configure inputs and outputs so Transcribe reads from the raw-audio folder and writes results to the transcripts folder, streamlining the workflow.
- Learn how to create and launch transcription jobs in AWS CloudShell that process audio files stored in S3.
Challenge

Evaluate the Accuracy of the Transcription Using Confidence Scores
- Learn how to open and read the JSON transcript output to review word-level confidence scores.
- Compare a simple audio file with a more challenging one to see how confidence values reflect transcription accuracy across different inputs.

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