chargebee · cb-alish · Mar 27, 2026 · Mar 27, 2026
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,57 @@
+### v4.19.0 (2026-03-27)
+* * *
+### New Resources:
+- [`Alert`](https://apidocs.chargebee.com/docs/api/alerts) has been added.
+- [`AlertStatus`](https://apidocs.chargebee.com/docs/api/alert_statuses) has been added.
+- [`CpqQuoteSignature`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures) has been added.
+
+
+### New Actions:
+- [`update_a_quote_signature_status`](https://apidocs.chargebee.com/docs/api/quotes/update-a-quote-signature-status) has been added to [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+- [`update_a_quote_signature`](https://apidocs.chargebee.com/docs/api/quotes/update-a-quote-signature) has been added to [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+- [`retrieve_a_quote_signature_signed_pdf`](https://apidocs.chargebee.com/docs/api/quotes/retrieve-a-quote-signature-signed-pdf) has been added to [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+- [`retrieve_a_quote_signature`](https://apidocs.chargebee.com/docs/api/quotes/retrieve-a-quote-signature) has been added to [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+- [`create_a_quote_signature`](https://apidocs.chargebee.com/docs/api/quotes/create-a-quote-signature) has been added to [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+- [`refresh_a_quote_signature_link`](https://apidocs.chargebee.com/docs/api/quotes/refresh-a-quote-signature-link) has been added to [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+
+
+### New Attributes:
+- [`reference_id`](https://apidocs.chargebee.com/docs/api/einvoices/einvoice-object#reference_id) has been added to [`Einvoice`](https://apidocs.chargebee.com/docs/api/einvoices).
+- [`provider_references`](https://apidocs.chargebee.com/docs/api/einvoices/einvoice-object#provider_references) has been added to [`Einvoice`](https://apidocs.chargebee.com/docs/api/einvoices).
+- [`created_at`](https://apidocs.chargebee.com/docs/api/unbilled_charges/unbilled-charge-object#created_at) has been added to [`UnbilledCharge`](https://apidocs.chargebee.com/docs/api/unbilled_charges).
+
+
+### New Parameters:
+- [`include_usage_charges`](https://apidocs.chargebee.com/docs/api/estimates/upcoming-invoices-estimate#include_usage_charges) has been added as query parameter to [`upcoming_invoices_estimate`](https://apidocs.chargebee.com/docs/api/estimates/upcoming-invoices-estimate) in [`Estimate`](https://apidocs.chargebee.com/docs/api/estimates).
+- [`business_entity_id`](https://apidocs.chargebee.com/docs/api/hosted_pages/manage-payment-sources#business_entity_id) has been added as request body parameter to [`manage_payment_sources`](https://apidocs.chargebee.com/docs/api/hosted_pages/manage-payment-sources) in [`HostedPage`](https://apidocs.chargebee.com/docs/api/hosted_pages).
+- [`cpq_quote_signature`](https://apidocs.chargebee.com/docs/api/quotes/update-a-quote-signature-status#cpq_quote_signature) has been added as request body parameter to [`update_a_quote_signature_status`](https://apidocs.chargebee.com/docs/api/quotes/update-a-quote-signature-status) in [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+- [`gateway_account_id`](https://apidocs.chargebee.com/docs/api/virtual_bank_accounts/create-a-virtual-bank-account#gateway_account_id) has been added as request body parameter to [`create_a_virtual_bank_account`](https://apidocs.chargebee.com/docs/api/virtual_bank_accounts/create-a-virtual-bank-account) in [`VirtualBankAccount`](https://apidocs.chargebee.com/docs/api/virtual_bank_accounts).
+- [`gateway_account_id`](https://apidocs.chargebee.com/docs/api/virtual_bank_accounts/create-a-virtual-bank-account-using-permanent-token#gateway_account_id) has been added as request body parameter to [`create_a_virtual_bank_account_using_permanent_token`](https://apidocs.chargebee.com/docs/api/virtual_bank_accounts/create-a-virtual-bank-account-using-permanent-token) in [`VirtualBankAccount`](https://apidocs.chargebee.com/docs/api/virtual_bank_accounts).
+
+
+### New Events:
+- [`alert_status_changed`](https://apidocs.chargebee.com/docs/api/events/webhook/alert_status_changed) has been added.
+
+
+### New Enums:
+- `alert_status` has been added as a new value enum `EntityType`.
+- `alert_status_changed` has been added as a new value enum `EventType`.
+- `pix` has been added as a new value enum `PaymentMethod`.
+- `pix` has been added as a new value enum `PaymentMethodType`.
+- `pix` and `usage_exceeded` have been added as new values enum `Type`.
+- `enabled` and `disabled` have been added as new values to enum attribute [`status`](https://apidocs.chargebee.com/docs/api/alerts/alert-object#status) in [`Alert`](https://apidocs.chargebee.com/docs/api/alerts).
+- `global` and `subscription` have been added as new values to enum attribute [`scope`](https://apidocs.chargebee.com/docs/api/alerts/alert-object#scope) in [`Alert`](https://apidocs.chargebee.com/docs/api/alerts).
+- `draft`, `active`, `signed`, `expired`, `cancelled`, and `declined` have been added as new values to enum attribute [`status`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures/cpq-quote-signature-object#status) in [`CpqQuoteSignature`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures).
+- `esign_and_pay`, `esign`, and `pay` have been added as new values to enum attribute [`customer_acceptance_method`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures/cpq-quote-signature-object#customer_acceptance_method) in [`CpqQuoteSignature`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures).
+- `consolidated` and `detailed` have been added as new values to enum attribute [`quote_type`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures/cpq-quote-signature-object#quote_type) in [`CpqQuoteSignature`](https://apidocs.chargebee.com/docs/api/cpq_quote_signatures).
+- `pix` has been added as a new value to enum attribute [`payment_method_type`](https://apidocs.chargebee.com/docs/api/payment_intents/payment-intent-object#payment_method_type) in [`PaymentIntent`](https://apidocs.chargebee.com/docs/api/payment_intents).
+- `pix` has been added as a new value to enum attribute [`active_payment_attempt.payment_method_type`](https://apidocs.chargebee.com/docs/api/payment_intents/payment-intent-object#active_payment_attempt_payment_method_type) in [`PaymentIntent`](https://apidocs.chargebee.com/docs/api/payment_intents).
+- `pix` has been added as a new value to enum request body parameter `payment_method_type` in [`update_a_payment_intent`](https://apidocs.chargebee.com/docs/api/payment_intents/update-a-payment-intent) of [`PaymentIntent`](https://apidocs.chargebee.com/docs/api/payment_intents).
+- `pix` has been added as a new value to enum request body parameter `payment_method_type` in [`create_a_payment_intent`](https://apidocs.chargebee.com/docs/api/payment_intents/create-a-payment-intent) of [`PaymentIntent`](https://apidocs.chargebee.com/docs/api/payment_intents).
+- `expired`, `declined`, `draft`, `active`, `signed`, and `cancelled` have been added as new values to enum request body parameter `cpq_quote_signature.status` in [`update_a_quote_signature_status`](https://apidocs.chargebee.com/docs/api/quotes/update-a-quote-signature-status) of [`Quote`](https://apidocs.chargebee.com/docs/api/quotes).
+
+
+
 ### v4.18.0 (2025-03-03)
 * * *
 ### PSR-18 / PSR-17 HTTP client injection (backward compatible):

diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-4.18.0
+4.19.0
diff --git a/src/Actions/Contracts/CouponActionsInterface.php b/src/Actions/Contracts/CouponActionsInterface.php
@@ -86,8 +86,8 @@
     *     not_in?: mixed,
     *     },
     * applicable_item_price_ids?: array{
-    *     in?: mixed,
     *     is?: mixed,
+    *     in?: mixed,
     *     },
     * } $params Description of the parameters
     *   

diff --git a/src/Actions/Contracts/EntitlementActionsInterface.php b/src/Actions/Contracts/EntitlementActionsInterface.php
@@ -18,16 +18,16 @@
     *     limit?: int,
     *     offset?: string,
     *     feature_id?: array{
-    *     in?: mixed,
     *     is?: mixed,
+    *     in?: mixed,
     *     },
     * entity_type?: array{
-    *     in?: mixed,
     *     is?: mixed,
+    *     in?: mixed,
     *     },
     * entity_id?: array{
-    *     in?: mixed,
     *     is?: mixed,
+    *     in?: mixed,
     *     },
     * include_drafts?: bool,
     *     embed?: string,

diff --git a/src/Actions/Contracts/EstimateActionsInterface.php b/src/Actions/Contracts/EstimateActionsInterface.php
@@ -531,7 +531,9 @@ public function updateSubscriptionForItems(array $params, array $headers = []):
 
     /**
     *   @see https://apidocs.chargebee.com/docs/api/estimates/upcoming-invoices-estimate?lang=php-v4
-    *   
+    *   @param array{
+    *     include_usage_charges?: bool,
+    *     } $params Description of the parameters
     *   @param string $id  
     *   @param array<string, string> $headers
     *   @return UpcomingInvoicesEstimateEstimateResponse
@@ -541,7 +543,7 @@ public function updateSubscriptionForItems(array $params, array $headers = []):
     *   @throws InvalidRequestException
     *   @throws Exception
     */
-    public function upcomingInvoicesEstimate(string $id, array $headers = []): UpcomingInvoicesEstimateEstimateResponse;
+    public function upcomingInvoicesEstimate(string $id, array $params = [], array $headers = []): UpcomingInvoicesEstimateEstimateResponse;
 
     /**
     *   @see https://apidocs.chargebee.com/docs/api/estimates/regenerate-invoice-estimate?lang=php-v4

diff --git a/src/Actions/Contracts/ExportActionsInterface.php b/src/Actions/Contracts/ExportActionsInterface.php
@@ -1602,8 +1602,8 @@ public function creditNotes(array $params = [], array $headers = []): CreditNote
     *     not_in?: mixed,
     *     },
     * applicable_item_price_ids?: array{
-    *     in?: mixed,
     *     is?: mixed,
+    *     in?: mixed,
     *     },
     * } $params Description of the parameters
     *   

diff --git a/src/Actions/Contracts/HostedPageActionsInterface.php b/src/Actions/Contracts/HostedPageActionsInterface.php
@@ -742,7 +742,8 @@ public function retrieve(string $id, array $headers = []): RetrieveHostedPageRes
     *     gateway?: string,
     *     gateway_account_id?: string,
     *     },
-    * redirect_url?: string,
+    * business_entity_id?: string,
+    *     redirect_url?: string,
     *     } $params Description of the parameters
     *   
     *   @param array<string, string> $headers

diff --git a/src/Actions/Contracts/InvoiceActionsInterface.php b/src/Actions/Contracts/InvoiceActionsInterface.php
@@ -1238,13 +1238,13 @@ public function removeTaxWithheld(string $id, array $params, array $headers = []
     *     offset?: string,
     *     payment_reference_number?: array{
     *     number?: array{
-    *         in?: string,
-    *             is?: string,
+    *         is?: string,
+    *             in?: string,
     *             },
     *     },
     * id?: array{
-    *     in?: mixed,
     *     is?: mixed,
+    *     in?: mixed,
     *     },
     * } $params Description of the parameters
     *