> For the complete documentation index, see [llms.txt](https://apidocs.akinon.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://apidocs.akinon.com/commerce-openapis/checkout/card-payment/confirm-and-initiate-saved-card-payment.md).

# Confirm and initiate saved card payment

Submits the payment confirmation for the saved card transaction. Upon submission, the system evaluates whether 3D Secure authentication is required.

* If 3D Secure is required, the response routes to `SavedCardThreeDSecurePage` with the redirect URL for the bank's 3D Secure flow.
* If 3D Secure is not required, the payment is processed immediately and the response routes to `ThankYouPage`.

The accepted fields depend on the active payment gateway. Three input schemas are defined:

* **Standard gateways** (`SavedCardConfirmationInput`): Only `agreement` is required.
* **Iyzico gateway** (`IyzicoSavedCardConfirmationInput`): `agreement` and `register_consumer_card` are required. Either `card_token` (to charge an existing Iyzico card) or `card_number` with full card details (to pay with a new card) must also be provided.
* **PayU RO gateway** (`PayURoSavedCardConfirmationInput`): `agreement` is required. Optional browser device fingerprint fields may be submitted for 3D Secure authentication.

**Required Fields** (all gateways):

* `agreement`: Must be `true`.

**Validation**:

* Basket amount must be greater than zero.
* Available basket items are re-validated before payment is initiated.

**Backward Navigation**:

* No state is reset on backward navigation.

**Next Page**:

* `SavedCardThreeDSecurePage` — when 3D Secure authentication is required.
* `ThankYouPage` — when payment completes without 3D Secure.

**available\_for\_post\_order**: `false`

```json
{"openapi":"3.1.0","info":{"title":"Overview","version":"1.0.0"},"tags":[{"name":"Card Payment","description":"# Checkout Card Payment\n\nAccept credit and debit card payments through a multi-step flow covering BIN lookup, installment selection, 3D Secure verification, payment confirmation, saved card selection, and order completion.\n\n## Authentication\n\nThese endpoints support both authenticated and anonymous sessions.\n\n- **Authenticated users**: Session cookie (`sessionid`) tracks checkout progress.\n- **Anonymous users**: Guest checkout is available when the `CAN_GUEST_PURCHASE` setting is enabled.\n## Request Format\n\nInclude the following header in all checkout requests:\n\n- **x-requested-with**: `XMLHttpRequest`\n\n## Dynamic Settings\n\nThe following settings are managed at runtime through the admin interface and do not require a server restart.\n\n### THREE_D_SECURE_ENABLED\nMaster switch for 3D Secure verification. When disabled, 3D Secure is skipped regardless of other rules.\n\n### THREE_D_SECURE_RULES\nRule-based conditions that determine when 3D Secure is required. Rules are evaluated in order; the first match triggers 3D Secure. Only active when `THREE_D_SECURE_ENABLED` is enabled.\n\nAvailable rule types: amount threshold, POS terminal identifier, failed attempt limit per email address, failed attempt limit per IP address, guest user status, first-time purchaser, payment currency.\n\n### INSTALLMENT_FILTERS\nFilters that restrict which installment options are presented. Filters are applied in sequence; each may remove options or stop further filtering.\n\n## Static Settings\n\nThe following settings are configured in the server environment and require a restart to take effect.\n\n### DEFAULT_CARD_SLUG\nFallback card identifier used when a BIN number is submitted but no matching record is found. Defaults to `other`."}],"servers":[{"description":"Akinon Checkout API","url":"https://{commerce_url}","variables":{"commerce_url":{"default":"sandbox.akinon.com"}}}],"paths":{"/orders/checkout/?page=SavedCardConfirmationPage":{"post":{"tags":["Card Payment"],"operationId":"submitSavedCardConfirmation","summary":"Confirm and initiate saved card payment","description":"Submits the payment confirmation for the saved card transaction. Upon\nsubmission, the system evaluates whether 3D Secure authentication is required.\n\n- If 3D Secure is required, the response routes to `SavedCardThreeDSecurePage`\n  with the redirect URL for the bank's 3D Secure flow.\n- If 3D Secure is not required, the payment is processed immediately and the\n  response routes to `ThankYouPage`.\n\nThe accepted fields depend on the active payment gateway. Three input schemas\nare defined:\n\n- **Standard gateways** (`SavedCardConfirmationInput`): Only `agreement` is\n  required.\n- **Iyzico gateway** (`IyzicoSavedCardConfirmationInput`): `agreement` and\n  `register_consumer_card` are required. Either `card_token` (to charge an\n  existing Iyzico card) or `card_number` with full card details (to pay with\n  a new card) must also be provided.\n- **PayU RO gateway** (`PayURoSavedCardConfirmationInput`): `agreement` is\n  required. Optional browser device fingerprint fields may be submitted for\n  3D Secure authentication.\n\n**Required Fields** (all gateways):\n- `agreement`: Must be `true`.\n\n**Validation**:\n- Basket amount must be greater than zero.\n- Available basket items are re-validated before payment is initiated.\n\n**Backward Navigation**:\n- No state is reset on backward navigation.\n\n**Next Page**:\n- `SavedCardThreeDSecurePage` — when 3D Secure authentication is required.\n- `ThankYouPage` — when payment completes without 3D Secure.\n\n**available_for_post_order**: `false`","parameters":[{"$ref":"#/components/parameters/AjaxRequestHeader"},{"$ref":"#/components/parameters/SessionCookieHeader"}],"requestBody":{"required":true,"content":{"application/x-www-form-urlencoded":{"schema":{"oneOf":[{"$ref":"#/components/schemas/SavedCardConfirmationInput"},{"$ref":"#/components/schemas/IyzicoSavedCardConfirmationInput"},{"$ref":"#/components/schemas/PayURoSavedCardConfirmationInput"}]}}}},"responses":{"200":{"description":"Payment confirmed","content":{"application/json":{"schema":{"$ref":"#/components/schemas/CheckoutResponse"}}}}}}}},"components":{"parameters":{"AjaxRequestHeader":{"name":"x-requested-with","in":"header","required":true,"description":"Required header for AJAX requests. Must be set to `XMLHttpRequest` for all checkout requests.","schema":{"type":"string","enum":["XMLHttpRequest"],"default":"XMLHttpRequest"}},"SessionCookieHeader":{"name":"Cookie","in":"header","required":false,"description":"Session cookie header (e.g. `sessionid=abc123` or `osessionid=<session_id>`)","schema":{"type":"string"}}},"schemas":{"SavedCardConfirmationInput":{"type":"object","description":"Standard saved card payment confirmation input, used by all payment gateways\nexcept Iyzico and PayU RO. For gateway-specific fields, use\n`IyzicoSavedCardConfirmationInput` (Iyzico gateway) or\n`PayURoSavedCardConfirmationInput` (PayU RO gateway).","required":["agreement"],"properties":{"agreement":{"type":"boolean","enum":[true],"description":"Acceptance of the terms and conditions. Must be `true` to proceed."}}},"IyzicoSavedCardConfirmationInput":{"type":"object","description":"Iyzico gateway input for saved card payment confirmation. Either `card_token`\n(to charge an existing Iyzico card) or `card_number` with full card details\n(to pay with a new card) must be provided. `register_consumer_card` is always\nrequired. For all other gateways, use `SavedCardConfirmationInput` or\n`PayURoSavedCardConfirmationInput` instead.","required":["agreement","register_consumer_card"],"properties":{"agreement":{"type":"boolean","enum":[true],"description":"Acceptance of the terms and conditions. Must be `true` to proceed."},"card_token":{"type":"string","maxLength":128,"description":"Token of the existing Iyzico card to charge. Either `card_token` or\n`card_number` must be provided."},"consumer_token":{"type":"string","maxLength":128,"description":"Consumer token returned by the Iyzico UCS widget."},"register_consumer_card":{"type":"boolean","description":"Whether to register the card for future use through the Iyzico consumer\ncard programme."},"card_number":{"type":"string","description":"Full card number when paying with a new card instead of an existing Iyzico\ncard token. Either `card_number` or `card_token` must be provided."},"card_holder":{"type":"string","description":"Card holder name. Defaults to \"No Name\" if omitted."},"card_month":{"type":"string","description":"Card expiry month (2-digit, e.g. \"06\")."},"card_year":{"type":"string","minLength":4,"maxLength":4,"description":"Card expiry year (4-digit, e.g. \"2028\")."},"card_cvv":{"type":"string","description":"Card CVV/CVC security code."},"card_name":{"type":"string","nullable":true,"description":"Optional card nickname or programme name."}}},"PayURoSavedCardConfirmationInput":{"type":"object","description":"PayU RO gateway input for saved card payment confirmation. Extends the standard\nagreement with optional browser device fingerprint fields used during\n3D Secure authentication. `browser_header` and `browser_user_agent` are\npopulated automatically from request headers and must not be submitted by the\nclient. For all other gateways, use `SavedCardConfirmationInput` instead.","required":["agreement"],"properties":{"agreement":{"type":"boolean","enum":[true],"description":"Acceptance of the terms and conditions. Must be `true` to proceed."},"browser_java_enabled":{"type":"boolean","nullable":true,"description":"Whether Java is enabled in the browser. Used for 3D Secure device\nfingerprinting."},"browser_language":{"type":"string","nullable":true,"description":"Browser language code (e.g. \"en-US\"). Used for 3D Secure device\nfingerprinting."},"browser_color_depth":{"type":"string","nullable":true,"description":"Browser screen colour depth. Used for 3D Secure device fingerprinting."},"browser_screen_height":{"type":"string","nullable":true,"description":"Browser screen height in pixels. Used for 3D Secure device fingerprinting."},"browser_screen_width":{"type":"string","nullable":true,"description":"Browser screen width in pixels. Used for 3D Secure device fingerprinting."},"browser_time_zone":{"type":"string","nullable":true,"description":"Browser time zone offset. Used for 3D Secure device fingerprinting."}}},"CheckoutResponse":{"type":"object","properties":{"context_list":{"type":"array","items":{"$ref":"#/components/schemas/PageContext"}},"pre_order":{"$ref":"#/components/schemas/PreOrder"},"errors":{"oneOf":[{"type":"object","additionalProperties":{"type":"array","items":{"type":"string"}}},{"type":"null"},{"type":"array","items":{"type":"string"}}]},"template_name":{"type":"string"}}},"PageContext":{"type":"object","properties":{"page_name":{"type":"string","description":"Class name of the page (e.g., \"IndexPage\", \"AddressSelectionPage\")"},"page_slug":{"type":"string","description":"URL-friendly slug for the page"},"page_context":{"type":"object","description":"Page-specific context data","additionalProperties":true}}},"PreOrder":{"type":"object","description":"Pre-order state containing basket, addresses, shipping, payment information","properties":{"basket":{"$ref":"#/components/schemas/Basket"},"shipping_address":{"oneOf":[{"$ref":"#/components/schemas/Address"},{"type":"null"}]},"billing_address":{"oneOf":[{"$ref":"#/components/schemas/Address"},{"type":"null"}]},"shipping_option":{"oneOf":[{"$ref":"#/components/schemas/ShippingOptionDetail"},{"type":"null"}]},"billing_and_shipping_same":{"oneOf":[{"type":"boolean"},{"type":"null"}]},"payment_option":{"oneOf":[{"$ref":"#/components/schemas/PaymentOptionDetail"},{"type":"null"}]},"notifications":{"type":"array","items":{"type":"object"}},"shipping_amount":{"oneOf":[{"type":"string","pattern":"^\\d+\\.\\d{2}$"},{"type":"null"}]},"total_amount":{"oneOf":[{"type":"string","pattern":"^\\d+\\.\\d{2}$"},{"type":"null"}]},"unpaid_amount":{"oneOf":[{"type":"string","pattern":"^\\d+\\.\\d{2}$"},{"type":"null"}]},"loyalty_money":{"oneOf":[{"type":"string","pattern":"^\\d+\\.\\d{2}$"},{"type":"null"}]},"currency_type_label":{"type":"string"},"installment":{"oneOf":[{"$ref":"#/components/schemas/Installment"},{"type":"null"}]},"card_info":{"oneOf":[{"type":"object","description":"Card information from BIN lookup","properties":{"bin_number":{"type":"string","description":"Card BIN (first 6-8 digits)"},"card":{"type":"object","description":"Card details from BIN database","properties":{"pk":{"type":"integer"},"name":{"type":"string","description":"Card type name (e.g., \"Visa\", \"Mastercard\")"}}}}},{"type":"null"}]},"redirect_to_three_d":{"oneOf":[{"type":"boolean"},{"type":"null"}]},"delivery_option":{"oneOf":[{"$ref":"#/components/schemas/DeliveryOption"},{"type":"null"}]},"retail_store":{"oneOf":[{"$ref":"#/components/schemas/RetailStore"},{"type":"null"}]},"funds_transfer_bank":{"oneOf":[{"$ref":"#/components/schemas/BankAccount"},{"type":"null"}]},"number":{"oneOf":[{"type":"string","description":"Pre-order/order number"},{"type":"null"}]},"order":{"oneOf":[{"type":"object","description":"Created order (after checkout completion)","properties":{"pk":{"type":"integer"},"number":{"type":"string"},"status":{"type":"string"}}},{"type":"null"}]},"payment_choice":{"oneOf":[{"$ref":"#/components/schemas/PaymentChoice"},{"type":"null"}]},"user_email":{"oneOf":[{"type":"string"},{"type":"null"}]},"phone_number":{"oneOf":[{"type":"string"},{"type":"null"}]},"user_phone_number":{"oneOf":[{"type":"string"},{"type":"null"}]},"gift_box":{"oneOf":[{"type":"object","properties":{"note":{"type":"string"},"gift_video":{"type":"boolean"},"gift_video_notification_sent":{"type":"boolean"},"price":{"type":"string"}}},{"type":"null"}]},"delivery_range":{"oneOf":[{"type":"object","properties":{"lower":{"type":"string","format":"date-time"},"upper":{"type":"string","format":"date-time"}}},{"type":"null"}]},"total_amount_with_interest":{"oneOf":[{"type":"string","pattern":"^\\d+\\.\\d{2}$"},{"type":"null"}]},"is_guest":{"type":"boolean"},"is_post_order":{"type":"boolean"},"data_source_shipping_options":{"oneOf":[{"type":"array","items":{"$ref":"#/components/schemas/DataSourceShippingOptionDetail"}},{"type":"null"}]},"attribute_based_shipping_options":{"oneOf":[{"type":"array","items":{"$ref":"#/components/schemas/PreOrderAttributeBasedShippingOption"}},{"type":"null"}]}}},"Basket":{"type":"object","properties":{"pk":{"type":"integer"},"total_amount":{"type":"string","pattern":"^\\d+\\.\\d{2}$"}}},"Address":{"type":"object","properties":{"pk":{"type":"integer"},"email":{"type":"string"},"phone_number":{"type":"string"},"first_name":{"type":"string"},"last_name":{"type":"string"},"country":{"$ref":"#/components/schemas/Country"},"city":{"$ref":"#/components/schemas/City"},"line":{"type":"string"},"title":{"type":"string"},"township":{"$ref":"#/components/schemas/Township"},"district":{"oneOf":[{"$ref":"#/components/schemas/District"},{"type":"null"}]},"postcode":{"type":"string"},"notes":{"type":"string"},"company_name":{"type":"string"},"tax_office":{"type":"string"},"tax_no":{"type":"string"},"e_bill_taxpayer":{"type":"boolean"},"is_corporate":{"type":"boolean"},"primary":{"type":"boolean"},"identity_number":{"type":"string"}}},"Country":{"type":"object","properties":{"pk":{"type":"integer"},"code":{"type":"string"},"name":{"type":"string"}}},"City":{"type":"object","properties":{"pk":{"type":"integer"},"name":{"type":"string"}}},"Township":{"type":"object","properties":{"pk":{"type":"integer"},"name":{"type":"string"}}},"District":{"type":"object","properties":{"pk":{"type":"integer"},"name":{"type":"string"}}},"ShippingOptionDetail":{"type":"object","description":"Detailed shipping option with calculated amount","properties":{"pk":{"type":"integer"},"name":{"type":"string"},"slug":{"type":"string"},"logo":{"oneOf":[{"type":"string","format":"uri"},{"type":"null"}]},"shipping_amount":{"type":"string","pattern":"^\\d+\\.\\d{2}$"},"description":{"oneOf":[{"type":"string"},{"type":"null"}]},"kwargs":{"type":"object","additionalProperties":true}}},"PaymentOptionDetail":{"type":"object","description":"Detailed payment option with type information","properties":{"pk":{"type":"integer"},"name":{"type":"string"},"slug":{"type":"string"},"payment_type":{"type":"string","enum":["credit_card","funds_transfer","bkm_express","loyalty_money","cash_register","gpay","redirection","stored_card","masterpass","masterpass_rest","credit_payment","pay_later","saved_card","confirmation","b2b","wallet","pay_on_delivery"]},"payment_type_label":{"type":"string"}}},"Installment":{"type":"object","properties":{"pk":{"type":"integer"},"installment_count":{"type":"integer"},"label":{"type":"string"},"price_with_accrued_interest":{"type":"string","pattern":"^\\d+\\.\\d{2}$"},"monthly_price_with_accrued_interest":{"type":"string","pattern":"^\\d+\\.\\d{2}$"}}},"DeliveryOption":{"type":"object","properties":{"pk":{"type":"integer"},"name":{"type":"string"},"delivery_option_type":{"type":"string","enum":["customer","retail_store","pickup_location"]},"is_active":{"type":"boolean"}}},"RetailStore":{"type":"object","properties":{"pk":{"type":"integer"},"name":{"type":"string"},"erp_code":{"type":"string"},"township":{"$ref":"#/components/schemas/Township"},"click_and_collect":{"type":"boolean"},"is_active":{"type":"boolean"}}},"BankAccount":{"type":"object","description":"Bank account for funds transfer payments","properties":{"pk":{"type":"integer"},"bank_name":{"type":"string","description":"Name of the bank"},"account_holder":{"type":"string","description":"Account holder name"},"iban":{"type":"string","description":"International Bank Account Number"},"currency":{"type":"string","description":"Currency code (e.g., \"USD\", \"EUR\", \"TRY\")"},"is_active":{"type":"boolean"}}},"PaymentChoice":{"type":"object","properties":{"value":{"type":"string"},"label":{"type":"string"},"price":{"type":"string","pattern":"^\\d+\\.\\d{2}$"}}},"DataSourceShippingOptionDetail":{"type":"object","description":"Data source shipping option for multi-vendor shipping","properties":{"pk":{"type":"integer"},"shipping_amount":{"type":"string","pattern":"^\\d+\\.\\d{2}$"},"shipping_option_name":{"type":"string"},"shipping_option_logo":{"oneOf":[{"type":"string","format":"uri"},{"type":"null"}]},"data_source":{"type":"object","properties":{"pk":{"type":"integer"},"title":{"type":"string"}}},"description":{"oneOf":[{"type":"string"},{"type":"null"}]}}},"PreOrderAttributeBasedShippingOption":{"type":"object","description":"Attribute-based shipping option selected for a product group","properties":{"pk":{"type":"integer"},"shipping_option_name":{"type":"string"},"shipping_option_logo":{"oneOf":[{"type":"string","format":"uri"},{"type":"null"}]},"shipping_amount":{"type":"string","pattern":"^\\d+\\.\\d{2}$"},"product_ids":{"type":"array","items":{"type":"integer"}},"attribute_value":{"type":"string"},"attribute_key":{"oneOf":[{"type":"array","items":{"type":"string"}},{"type":"null"}]}}}}}}
```


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