What is a PSP reference number?

The PSP Reference number

Adyen gives every payment or modification request (such as refund) a PSP reference. This unique 16-character identifier can contain numbers and letters (alphanumeric).

It's a good idea to include your PSP reference when in contact with us. This way, we can help you more efficiently. 

Find the PSP reference

You can find a PSP reference in your Customer Area, payment notifications, the API response, or reporting resources. 

  1. Log in to your Customer Area.
  2. Select Transactions > Payments.
  3. Find the PSP Reference in the first column.



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