---
title: "Tone Mark"
method: POST
path: "/v1/diacritics"
---

# Tone Mark

`POST /v1/diacritics`

## Request body

- ToneMark
  - `language` 'yo' | 'en' | 'ha' | 'ig' | 'am', required
  - `text` string, required

## Response `200`

Successful Response

- Diacritics
  - `request_id` string, uuid, required
  - `text` string, required

## Other responses

- `422` — Validation Error

## Changes

- **2025-08-05** `5e0436ccb10d` — 2 info
  - the endpoint scheme security `ApiKeyAuth` was added to the API
  - the endpoint scheme security `OAuth2PasswordBearer` was removed from the API
- **2025-08-01** `2ca8a3d6f0d9` — 1 breaking, 2 info
  - the response's body type/format changed from ``/`` to `object`/`` for status `200`
  - added the required property `request_id` to the response with the `200` status
  - added the required property `text` to the response with the `200` status

[Change history](https://skmtc.dev/spi-tch/apis/spitch-api-3/changes/v1/diacritics/post.md)

---

[API](https://skmtc.dev/spi-tch/apis/spitch-api-3.md) · [All operations](https://skmtc.dev/spi-tch/apis/spitch-api-3/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/spi-tch/spitch-api-3/revisions/5e0436ccb10d/schema)