diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..71496fe
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,53 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [3.3.0] - 2025-11-14
+
+### Added
+
+- Support for hosted purchases being in 'pending' state (notably for 3DS state webhook callbacks)
+- Changelog!
+
+## [3.2.0] - 2025-08-08
+
+### Added
+
+- Saved card support
+
+## [3.1.0] - 2025-07-28
+
+### Added
+
+- `refund() support, including pending refunds
+- `fetchTransaction()` support
+- support for MOTO transactions
+
+### Changed
+
+- Complete purchase requests validate necessary URL parameters
+- Use a common, local `AbstractRequest`
+
+## [3.0.1] - 2025-05-02
+
+### Changed
+
+- Explicitly mark as e-commerce transactions
+- Request method changed to class property
+
+### Fixed
+
+- Purchase should include authorisation and capture
+
+## [3.0.0] - 2025-05-01
+
+Initial version
+
+[3.3.0]: https://github.com/Patronbase/omnipay-worldline/compare/v3.2.0...v3.3.0
+[3.2.0]: https://github.com/Patronbase/omnipay-worldline/compare/v3.1.0...v3.2.0
+[3.1.0]: https://github.com/Patronbase/omnipay-worldline/compare/v3.0.1...v3.1.0
+[3.0.1]: https://github.com/Patronbase/omnipay-worldline/compare/v3.0.0...v3.0.1
+[3.0.0]: https://github.com/Patronbase/omnipay-worldline/tree/v3.0.0
diff --git a/composer.json b/composer.json
index b7abb22..3f7c4b0 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-main": "3.2.x-dev"
+            "dev-main": "3.3.x-dev"
         }
     },
     "prefer-stable": true,
diff --git a/src/Message/CompletePurchaseResponse.php b/src/Message/CompletePurchaseResponse.php
index c282f7a..98eae0a 100644
--- a/src/Message/CompletePurchaseResponse.php
+++ b/src/Message/CompletePurchaseResponse.php
@@ -9,6 +9,16 @@
  */
 class CompletePurchaseResponse extends AbstractResponse
 {
+    /**
+     * Is the response pending?
+     *
+     * @return boolean
+     */
+    public function isPending()
+    {
+        return $this->data->createdPaymentOutput->payment->statusOutput->statusCategory == 'PENDING_PAYMENT';
+    }
+
     /**
      * Is the response successful?
      *
@@ -46,6 +56,7 @@ public function getMessage()
      */
     public function getCardReference()
     {
-        return $this->data->createdPaymentOutput->payment->paymentOutput->cardPaymentMethodSpecificOutput->token ?? null;
+        return $this->data->createdPaymentOutput->payment->paymentOutput->cardPaymentMethodSpecificOutput->token
+            ?? null;
     }
 }
diff --git a/tests/GatewayTest.php b/tests/GatewayTest.php
index 18244a9..f19ca20 100644
--- a/tests/GatewayTest.php
+++ b/tests/GatewayTest.php
@@ -53,6 +53,7 @@ public function testCompletePurchaseSuccess()
 
         $response = $this->gateway->completePurchase($options)->send();
 
+        $this->assertFalse($response->isPending());
         $this->assertTrue($response->isSuccessful());
         $this->assertFalse($response->isRedirect());
         $this->assertSame('1234567890_0', $response->getTransactionReference());
@@ -60,6 +61,22 @@ public function testCompletePurchaseSuccess()
         $this->assertSame('12345678-90ab-cdef-1234-567890abcdef', $response->getCardReference());
     }
 
+    public function testCompletePurchasePending()
+    {
+        $this->setMockHttpResponse('HostedCompletePurchasePending.txt');
+
+        $options = array_merge($this->options, ['hostedCheckoutId' => '0000000001']);
+
+        $response = $this->gateway->completePurchase($options)->send();
+
+        $this->assertTrue($response->isPending());
+        $this->assertFalse($response->isSuccessful());
+        $this->assertFalse($response->isRedirect());
+        $this->assertSame('1234567890', $response->getTransactionReference());
+        $this->assertSame('REDIRECTED', $response->getMessage());
+        $this->assertNull($response->getCardReference());
+    }
+
     public function testCompletePurchaseFailure()
     {
         $this->setMockHttpResponse('HostedCompletePurchaseFailure.txt');
@@ -68,6 +85,7 @@ public function testCompletePurchaseFailure()
 
         $response = $this->gateway->completePurchase($options)->send();
 
+        $this->assertFalse($response->isPending());
         $this->assertFalse($response->isSuccessful());
         $this->assertFalse($response->isRedirect());
         $this->assertSame('1234567890_0', $response->getTransactionReference());
diff --git a/tests/Mock/HostedCompletePurchasePending.txt b/tests/Mock/HostedCompletePurchasePending.txt
new file mode 100644
index 0000000..18d1cf0
--- /dev/null
+++ b/tests/Mock/HostedCompletePurchasePending.txt
@@ -0,0 +1,9 @@
+HTTP/1.1 200 OK
+Date: Thu, 14 Nov 2025 12:34:56 GMT
+Content-Length: 1302
+Content-Type: application/json; charset=utf-8
+Correlation-Id: 11111111-2222-3333-4444-abcdefabcdef
+Api_Auth: true
+Strict-Transport-Security: max-age=16000000; includeSubDomains; preload;
+
+{"createdPaymentOutput":{"payment":{"hostedCheckoutSpecificOutput":{"hostedCheckoutId":"0000000001"},"paymentOutput":{"amountOfMoney":{"amount":145,"currencyCode":"EUR"},"references":{"merchantReference":"123abc"},"acquiredAmount":{"amount":0,"currencyCode":"EUR"},"customer":{"device":{"ipAddressCountryCode":"99"}},"cardPaymentMethodSpecificOutput":{"paymentProductId":1,"card":{"cardNumber":"************1111","expiryDate":"1234","bin":"411111","countryCode":"NZ","cardType":"Credit","cardCorporateIndicator":false,"cardEffectiveDateIndicator":"1","cardEffectiveDate":"2013-11-15","cardPanType":"pan","cardProductCode":"F","cardProductName":"Visa Classic","cardProductUsageLabel":"credit","cardScheme":"Visa","issuerRegionCode":"c","issuingCountryCode":"NZ","panLuhnCheck":"1","panLengthMax":"16","panLengthMin":"16"},"fraudResults":{"fraudServiceResult":"no-advice","cvvResult":"P"},"threeDSecureResults":{"version":"2.2.0","flow":"frictionless","eci":"7","xid":"ZYXWVUTSRQP000=="},"acquirerInformation":{"name":"ACQUIRER"},"cobrandSelectionIndicator":"alternative"},"paymentMethod":"card"},"status":"REDIRECTED","statusOutput":{"isCancellable":false,"statusCategory":"PENDING_PAYMENT","statusCode":46,"isAuthorized":false,"isRefundable":false},"id":"1234567890"},"paymentStatusCategory":"STATUS_UNKNOWN"},"status":"PAYMENT_CREATED"}
\ No newline at end of file