---
title: "Changes to 楽譜・歌唱音声合成用のクエリからフレームごとの基本周波数を得る"
method: POST
path: "/sing_frame_f0"
---

# Changes to 楽譜・歌唱音声合成用のクエリからフレームごとの基本周波数を得る

`POST /sing_frame_f0`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 4 of 39 revisions.

- **2026-09-27** `bea1c63c3d6f`: 2 info
- **2025-03-02** `d8b6a60f88af`: 1 info
- **2025-01-03** `b7afc41080b3`: 1 info
- **2021-08-01** `54e3a135bccf`: 1 breaking

## Changes

- **2026-09-27** `bea1c63c3d6f`: 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
- **2025-03-02** `d8b6a60f88af`: 1 info
  - api operation id `sing_frame_f0_sing_frame_f0_post` removed and replaced with `sing_frame_f0`
- **2025-01-03** `b7afc41080b3`: 1 info
  - endpoint added
- **2021-08-01** `54e3a135bccf`: 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/voicevox/apis/voicevox-engine-oss/docs/sing_frame_f0/post.md) - [API](https://skmtc.dev/voicevox/apis/voicevox-engine-oss.md) - [Page](https://skmtc.dev/voicevox/apis/voicevox-engine-oss/changes/sing_frame_f0/post)