How to Get Audio Transcriptions from Whisper without a File System

Whisper is OpenAI's intelligent speech-to-text transcription model. It allows developers to enter audio and an optional styling prompt, and get transcribed text in response.

However, the official OpenAI Node.js SDK API docs only show one way to use Whisper - reading an audio file with fs.

async function main() {
  const transcription = await openai.audio.transcriptions.create({
    file: fs.createReadStream("audio.mp3"),
    model: "whisper-1", …

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