4000002500003155 Required on setup or first transaction This test card requires authentication for one-time payments. However, if you set up this card using the Setup Intents API and use the saved card for subsequent payments, no further authentication is needed.
4000002760003184 Required This test card requires authentication on all transactions.
4000008260003178 Required This test card requires authentication, but payments will be declined with an insufficient_funds failure code after successful authentication.
4000000000003055 Supported This test card supports authentication via 3D Secure 2, but does not require it. Payments using this card do not require additional authentication in test mode unless your test mode Radar rules request authentication.