---
title: "Speech to text (OpenAI-compatible)"
method: POST
path: "/api/v1/audio/transcriptions"
tags: ["OpenAI-compatible"]
---

# Speech to text (OpenAI-compatible)

`POST /api/v1/audio/transcriptions`

## Request

- Base URL: `https://api.llm-broker.net`
- URL: `https://api.llm-broker.net/api/v1/audio/transcriptions`
- Auth: API key in header `Authorization`

multipart/form-data with `file`. `response_format=text` returns plain text, otherwise `{text, language, duration, model}`.

## Response `200`

Transcript

- object

## Other responses

- `400`: Invalid request
- `401`: Missing or invalid API key
- `402`: Insufficient balance

---

[API](https://skmtc.dev/llm-broker/apis/astrioncore-core-api.md) · [All operations](https://skmtc.dev/llm-broker/apis/astrioncore-core-api/llms.txt) · [OpenAPI document](https://skmtc.dev/llm-broker/apis/astrioncore-core-api/revisions/f85835487bf5?raw)