---
title: "Transcribe a multilingual audio file"
method: POST
path: "/api/velma-2-stt-batch-multilingual-vfast"
---

# Transcribe a multilingual audio file

`POST /api/velma-2-stt-batch-multilingual-vfast`

## Response `200`

Successful transcription

- TranscriptionResponse
  - `text` string, required — The transcribed text.
  - `duration_ms` integer, required — Duration of the processed audio in milliseconds.

## Other responses

- `400` — Bad request (unsupported format, empty file, or unprocessable audio)
- `401` — Missing or invalid API key
- `502` — Transcription temporarily unavailable
- `504` — Request timed out

---

[API](https://skmtc.dev/modulate/apis/velma-2-accent-batch-api.md) · [All operations](https://skmtc.dev/modulate/apis/velma-2-accent-batch-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/modulate/velma-2-accent-batch-api/revisions/b4c9ce648efa/schema)