---
title: "Uses the given refresh token to obtain a new access token."
method: POST
path: "/authentication/refresh_access"
tags: ["authentication"]
---

# Uses the given refresh token to obtain a new access token.

`POST /authentication/refresh_access`

## Query parameters

- `refresh_token` string, required

## Response `200`

Successful Response

- UserAuthorizationHeaderData
  - `access_token` string, required — Value of the JWT
  - `access_token_expires` string, date-time, required
  - `refresh_token` string, required — For obtaining a new access token
  - `refresh_token_expires` string, date-time, required
  - `token_type` string, required — Type of the Token

## Other responses

- `422` — Validation Error

## Changes

- **2026-07-15** `1af5a8046f20` — 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
- **2025-08-22** `53e769440a25` — 2 warning
  - removed the optional property `detail/items/ctx` from the response with the `422` status
  - removed the optional property `detail/items/input` from the response with the `422` status

[Change history](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/changes/authentication/refresh_access/post.md)

---

[API](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api.md) · [All operations](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/uhh-lt/discourse-analysis-tool-suite-api/revisions/ebfa22e4da0a/schema)