# Cost

Plenty's Unified API is accessible to all users, without any associated costs, and is suitable for both commercial and non-commercial purposes.

If your application or service makes use of Plenty's Unified API, whether directly on the frontend or indirectly on the backend, it is a requirement to acknowledge this on your website or within your application. This acknowledgement should include a label such as **"Powered by Plenty's Unified API"** or **"Built with Plenty's Unified API",** accompanied by a direct link to the relevant resource.