---
title: Create an In-App Purchase Offer Code Custom Code
framework: appstoreconnectapi
role: symbol
role_heading: Web Service Endpoint
path: appstoreconnectapi/post-v1-inapppurchaseoffercodecustomcodes
---

# Create an In-App Purchase Offer Code Custom Code

Create a custom code for an in-app purchase offer code.

## URL

POST https://api.appstoreconnect.apple.com/v1/inAppPurchaseOfferCodeCustomCodes

## Response Codes

201 Created: 400 Bad Request: 401 Unauthorized: 403 Forbidden: 409 Conflict: 422 : 429 :

## Mentioned in

App Store Connect API 4.2 release notes

## See Also

### Managing Custom Offer Codes

- [List All Custom Codes for an In-App Purchase Offer Code](appstoreconnectapi/get-v1-inapppurchaseoffercodes-_id_-customcodes.md)
- [Get All Custom Code IDs for an In-App Purchase Offer Code](appstoreconnectapi/get-v1-inapppurchaseoffercodes-_id_-relationships-customcodes.md)
- [Read In-App Purchase Offer Code Custom Code Information](appstoreconnectapi/get-v1-inapppurchaseoffercodecustomcodes-_id_.md)
- [Modify an In-App Purchase Offer Code Custom Code](appstoreconnectapi/patch-v1-inapppurchaseoffercodecustomcodes-_id_.md)