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fix(backend): replace native File with toFile from openai SDK

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This commit is contained in:
Johan Samudio
2026-04-01 08:24:57 -05:00
parent 6054ea051a
commit a453b87c6c
1 changed files with 4 additions and 3 deletions
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7
backend/lib/transcriptor.js
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@ -2,7 +2,7 @@
// TRANSCRIPTOR — OpenAI Whisper // TRANSCRIPTOR — OpenAI Whisper
// Descarga el audio desde la URL y lo transcribe // Descarga el audio desde la URL y lo transcribe
// ============================================================ // ============================================================
import OpenAI from 'openai' import OpenAI, { toFile } from 'openai'
const openai = new OpenAI({ apiKey: process.env.OPENAI_API_KEY }) const openai = new OpenAI({ apiKey: process.env.OPENAI_API_KEY })
@ -18,8 +18,9 @@ export async function transcribir(audioUrl, idioma = 'es') {
throw new Error(`Error al descargar audio: ${audioResponse.status}`) throw new Error(`Error al descargar audio: ${audioResponse.status}`)
} }
const audioBuffer = await audioResponse.arrayBuffer() // En Vercel Serverless (Node < 20), Web API `File` no está disponible por defecto,
const audioFile = new File([audioBuffer], 'audio.mp3', { type: 'audio/mpeg' }) // y `arrayBuffer` consume mucha RAM. `toFile` soluciona ambos.
const audioFile = await toFile(audioResponse, 'audio.mp3', { type: 'audio/mpeg' })
const transcripcion = await openai.audio.transcriptions.create({ const transcripcion = await openai.audio.transcriptions.create({
file: audioFile, file: audioFile,