Deepgram Hello World

Overview

Minimal working examples for Deepgram speech-to-text. Transcribe an audio URL in 5 lines with createClient + listen.prerecorded.transcribeUrl. Includes local file transcription, Python equivalent, and Nova-3 model selection.

Prerequisites

• npm install @deepgram/sdk completed
• DEEPGRAM_API_KEY environment variable set
• Audio source: URL or local file (WAV, MP3, FLAC, OGG, M4A)

Instructions

Step 1: Transcribe Audio from URL (TypeScript)

import { createClient } from '@deepgram/sdk';

const deepgram = createClient(process.env.DEEPGRAM_API_KEY!);