---
title: "Initialize Speaker"
method: POST
path: "/initialize_speaker"
tags: ["その他"]
---

# Initialize Speaker

`POST /initialize_speaker`

指定されたスタイルを初期化します。

実行しなくても他のAPIは使用できますが、初回実行時に時間がかかることがあります。

## Query parameters

- `speaker` integer, required
- `skip_reinit` boolean — 既に初期化済みのスタイルの再初期化をスキップするかどうか
- `core_version` string

## Response `204`

Successful Response

## Other responses

- `422` — Validation Error

## Changes

- **2025-03-02** `d8b6a60f88af` — 1 info
  - api operation id `initialize_speaker_initialize_speaker_post` removed and replaced with `initialize_speaker`
- **2024-01-28** `2e8475c446af` — 1 info
  - endpoint reactivated
- **2024-01-22** `ba5021ec9a6d` — 1 info
  - endpoint deprecated
- **2024-01-20** `2a8c9cc0823a` — 1 info
  - endpoint reactivated
- **2024-01-17** `98b1b5ed5d83` — 1 breaking, 1 info
  - response property `detail/items/loc/items/` list-of-types was widened by adding types `integer` to media type `application/json` of response `422`
  - endpoint deprecated

[Full history](https://skmtc.dev/voicevox/apis/voicevox-engine-oss/changes/initialize_speaker/post.md)

---

[API](https://skmtc.dev/voicevox/apis/voicevox-engine-oss.md) · [All operations](https://skmtc.dev/voicevox/apis/voicevox-engine-oss/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/voicevox/voicevox-engine-oss/revisions/fbe86976d6b9/schema)