---
title: "Validate coupon code"
method: POST
path: "/billing/validate-coupon"
tags: ["billing"]
---

# Validate coupon code

`POST /billing/validate-coupon`

Validate a coupon code and return discount information

## Request body

- ValidateCouponRequest
  - `coupon_code` string, required — Promotion code or coupon ID
  - `tier` string, nullable — Target tier (optional; reserved for future use)
  - `billing_cycle` string — Billing cycle: monthly or annual

## Response `200`

Coupon validation result with discount information

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/memara/apis/memara-api.md) · [All operations](https://skmtc.net/memara/apis/memara-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/memara/memara-api/revisions/4dc7c4418845/schema)