---
title: "Upgrade Subscription"
method: POST
path: "/subscriptions/upgrade"
tags: ["subscriptions"]
---

# Upgrade Subscription

`POST /subscriptions/upgrade`

Upgrade or downgrade subscription tier.

## Headers

- `authorization` string, nullable

## Request body

- UpgradeSubscriptionRequest
  - `tier` string, required
  - `billing_cycle` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/fluentea/apis/aurqa-language-learning-platform-refactored.md) · [All operations](https://skmtc.dev/fluentea/apis/aurqa-language-learning-platform-refactored/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/fluentea/aurqa-language-learning-platform-refactored/revisions/78f314acd8bf/schema)