diff --git a/content/developer/reference/standard_modules/payment/payment_provider.rst b/content/developer/reference/standard_modules/payment/payment_provider.rst
index c6aca92637..6a22756e8d 100644
--- a/content/developer/reference/standard_modules/payment/payment_provider.rst
+++ b/content/developer/reference/standard_modules/payment/payment_provider.rst
@@ -6,11 +6,21 @@ Payment Provider
 
 .. autoclass:: odoo.addons.payment.models.payment_provider.PaymentProvider()
 
+   .. automethod:: _build_request_auth
+   .. automethod:: _build_request_headers
+   .. automethod:: _build_request_url
    .. automethod:: _compute_feature_support_fields
+   .. automethod:: _get_code
    .. automethod:: _get_compatible_providers
+   .. automethod:: _get_default_payment_method_codes
    .. automethod:: _get_redirect_form_view
+   .. automethod:: _get_provider_domain
+   .. automethod:: _get_removal_values
+   .. automethod:: _get_supported_currencies
    .. automethod:: _get_validation_amount
    .. automethod:: _get_validation_currency
    .. automethod:: _is_tokenization_required
+   .. automethod:: _parse_response_content
+   .. automethod:: _parse_response_error
+   .. automethod:: _send_api_request
    .. automethod:: _should_build_inline_form
-   .. automethod:: _get_removal_values
diff --git a/content/developer/reference/standard_modules/payment/payment_transaction.rst b/content/developer/reference/standard_modules/payment/payment_transaction.rst
index 11268c598a..1579cee593 100644
--- a/content/developer/reference/standard_modules/payment/payment_transaction.rst
+++ b/content/developer/reference/standard_modules/payment/payment_transaction.rst
@@ -6,15 +6,17 @@ Payment Transaction
 
 .. autoclass:: odoo.addons.payment.models.payment_transaction::PaymentTransaction()
 
+   .. automethod:: _compare_notification_data
    .. automethod:: _compute_reference
    .. automethod:: _compute_reference_prefix
+   .. automethod:: _get_ref_from_notification_data
    .. automethod:: _get_specific_create_values
    .. automethod:: _get_specific_processing_values
    .. automethod:: _get_specific_rendering_values
    .. automethod:: _get_tx_from_notification_data
    .. automethod:: _handle_notification_data
-   .. automethod:: _compare_notification_data
    .. automethod:: _process_notification_data
+   .. automethod:: _send_api_request
    .. automethod:: _send_capture_request
    .. automethod:: _send_payment_request
    .. automethod:: _send_refund_request