---
title: "Master an audio file using a reference track"
method: POST
path: "/v1/audio_mastering"
---

# Master an audio file using a reference track

`POST /v1/audio_mastering`

Processes an input audio file to match the mastering characteristics of a reference track.

## Response `200`

Successfully queued for mastering

- object
  - `success` boolean
  - `task_id` string
  - `conversion_id` string
  - `credit_estimate` number, float
  - `eta` integer
  - `message` string

## Other responses

- `400` — Invalid parameters
- `401` — Invalid authentication
- `402` — Insufficient credits
- `404` — User or plan not found
- `500` — Internal server error

---

[API](https://skmtc.net/musicgpt/apis/musicgpt-api.md) · [All operations](https://skmtc.net/musicgpt/apis/musicgpt-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/musicgpt/musicgpt-api/versions/6753dccf4c5d/schema)