---
title: "Correct text"
method: POST
path: "/v2/write/correct"
tags: ["CorrectText"]
---

# Correct text

`POST /v2/write/correct`

Fix spelling and grammar errors in one or more texts. Unlike `/v2/write/rephrase`, this endpoint applies
a minimal-change correction pass and does not rewrite the text for style or tone.

## Request body

- object
  - `text` string[], required — Text to be corrected. Only UTF-8-encoded plain text is supported. Corrections are returned in the same order as they are requested.
  - `target_lang` 'de' | 'en' | 'en-GB' | 'en-US' | 'es' | 'fr' | 'it' | 'ja' | 'ko' | 'pt' | 'pt-BR' | 'pt-PT' | 'zh' | 'zh-Hans' — The language for the text improvement.

## Response `200`

Successful text correction.

- object
  - `improvements` object[]
    - `detected_source_language` string — The language detected in the source text.
    - `target_language` string — The target language specified by the request.
    - `text` string — The corrected text.

## Other responses

- `400` — Bad request. Please check error message and your parameters.
- `403` — Authorization failed. Please supply a valid `DeepL-Auth-Key` via the `Authorization` header. This error is also returned when the API key is scoped but does not include the scope required for this endpoint.
- `413` — The request size exceeds the limit.
- `415` — Unsupported Content-Type. Use `application/json` or `application/x-www-form-urlencoded`.
- `429` — Too many requests. Please wait and resend your request.
- `456` — Quota exceeded. The character limit has been reached.
- `500` — Internal error.
- `504` — Resource currently unavailable. Try again later.

---

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