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Note that values for amr and acr returned in the ID Token will be those for BankID if xID did a step-up. In the opposite case these values will be those for xID. In the former case the OIDC Client may ommit any subsequent merchant initiated step-up to BankID since the xID authentication has already resulted in a BankID authentication. An alternative is to progress with the merchant-initiatied step-up to BankID using the ID Token from the xID-initiated step-up to BankID in the id_token_hint request parameter.

An OpenID Client make use of xID either via login hints directly in the REST API or via integration with the JavaScript xID Connector as described in the following.