---
title: "Younium (@younium)"
description: "Younium: API listing imported from its public OpenAPI spec."
account: "younium"
---

# Younium

Younium: API listing imported from its public OpenAPI spec.

## APIs

1 public API with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/younium/feed.md

- [Younium API (production-westeurope)](https://skmtc.dev/younium/apis/younium-api-production-westeurope.md): Subscription billing: manage webhook endpoints for event notifications