How come the credential_id is not returned as part of the token response? Naomi April 18, 2018 12:23 Updated Follow We do already but it's hidden . You can decode the access token by using a web token decoder (we use jwt.io) Look for the "sub" parameter, which is also known as "credential_id". Related articles What banks are we currently integrated with? I'm having trouble pulling more than 3 months worth of data How long do refresh tokens last for? How do I get access to the API? Does TrueLayer offer a testing mode? Comments 0 comments Article is closed for comments.