diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 5739e4841..62a56493a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.297.0"
+  ".": "0.298.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index c4ea22888..fca327de8 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 216
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-658e39148e80216f2f6064ec405b424afb64c63842e8f6c61f14100bb149d069.yml
-openapi_spec_hash: 38618257a4272f341695cd522f3e6dce
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-f9cc7049ef70f37da85a196a822ee878a193af22d9894422fdc9100255b2a4c6.yml
+openapi_spec_hash: efc2e40d9d10c87827994458d0101cd0
 config_hash: 29e452035e915a07cd64333b10a83077
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37df74fc3..f4aa18190 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.298.0 (2025-08-26)
+
+Full Changelog: [v0.297.0...v0.298.0](https://github.com/Increase/increase-java/compare/v0.297.0...v0.298.0)
+
+### Features
+
+* **api:** api update ([14ef038](https://github.com/Increase/increase-java/commit/14ef038d7c201120bc8629c70b4da9963f5a750f))
+
 ## 0.297.0 (2025-08-25)
 
 Full Changelog: [v0.296.0...v0.297.0](https://github.com/Increase/increase-java/compare/v0.296.0...v0.297.0)
diff --git a/README.md b/README.md
index ce6162614..20c8df9b1 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 <!-- x-release-please-start-version -->
 
-[![Maven Central](https://img.shields.io/maven-central/v/com.increase.api/increase-java)](https://central.sonatype.com/artifact/com.increase.api/increase-java/0.297.0)
-[![javadoc](https://javadoc.io/badge2/com.increase.api/increase-java/0.297.0/javadoc.svg)](https://javadoc.io/doc/com.increase.api/increase-java/0.297.0)
+[![Maven Central](https://img.shields.io/maven-central/v/com.increase.api/increase-java)](https://central.sonatype.com/artifact/com.increase.api/increase-java/0.298.0)
+[![javadoc](https://javadoc.io/badge2/com.increase.api/increase-java/0.298.0/javadoc.svg)](https://javadoc.io/doc/com.increase.api/increase-java/0.298.0)
 
 <!-- x-release-please-end -->
 
@@ -13,7 +13,7 @@ The Increase Java SDK is similar to the Increase Kotlin SDK but with minor diffe
 
 <!-- x-release-please-start-version -->
 
-The REST API documentation can be found on [increase.com](https://increase.com/documentation). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.increase.api/increase-java/0.297.0).
+The REST API documentation can be found on [increase.com](https://increase.com/documentation). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.increase.api/increase-java/0.298.0).
 
 <!-- x-release-please-end -->
 
@@ -24,7 +24,7 @@ The REST API documentation can be found on [increase.com](https://increase.com/d
 ### Gradle
 
 ```kotlin
-implementation("com.increase.api:increase-java:0.297.0")
+implementation("com.increase.api:increase-java:0.298.0")
 ```
 
 ### Maven
@@ -33,7 +33,7 @@ implementation("com.increase.api:increase-java:0.297.0")
 <dependency>
   <groupId>com.increase.api</groupId>
   <artifactId>increase-java</artifactId>
-  <version>0.297.0</version>
+  <version>0.298.0</version>
 </dependency>
 ```
 
diff --git a/build.gradle.kts b/build.gradle.kts
index 6ab1f3a9a..80964f80e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ repositories {
 
 allprojects {
     group = "com.increase.api"
-    version = "0.297.0" // x-release-please-version
+    version = "0.298.0" // x-release-please-version
 }
 
 subprojects {
diff --git a/increase-java-core/src/main/kotlin/com/increase/api/models/transactions/Transaction.kt b/increase-java-core/src/main/kotlin/com/increase/api/models/transactions/Transaction.kt
index 81c07bb65..2bb76286c 100644
--- a/increase-java-core/src/main/kotlin/com/increase/api/models/transactions/Transaction.kt
+++ b/increase-java-core/src/main/kotlin/com/increase/api/models/transactions/Transaction.kt
@@ -34593,22 +34593,20 @@ private constructor(
             /**
              * The Fedwire cycle date for the wire transfer that is being reversed by this message.
              *
-             * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
-             *   unexpectedly missing or null (e.g. if the server responded with an unexpected
-             *   value).
+             * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g.
+             *   if the server responded with an unexpected value).
              */
-            fun previousMessageInputCycleDate(): LocalDate =
-                previousMessageInputCycleDate.getRequired("previous_message_input_cycle_date")
+            fun previousMessageInputCycleDate(): Optional<LocalDate> =
+                previousMessageInputCycleDate.getOptional("previous_message_input_cycle_date")
 
             /**
              * The Fedwire transaction identifier for the wire transfer that was reversed.
              *
-             * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
-             *   unexpectedly missing or null (e.g. if the server responded with an unexpected
-             *   value).
+             * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g.
+             *   if the server responded with an unexpected value).
              */
-            fun previousMessageInputMessageAccountabilityData(): String =
-                previousMessageInputMessageAccountabilityData.getRequired(
+            fun previousMessageInputMessageAccountabilityData(): Optional<String> =
+                previousMessageInputMessageAccountabilityData.getOptional(
                     "previous_message_input_message_accountability_data"
                 )
 
@@ -34627,12 +34625,11 @@ private constructor(
             /**
              * The Fedwire input source identifier for the wire transfer that was reversed.
              *
-             * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
-             *   unexpectedly missing or null (e.g. if the server responded with an unexpected
-             *   value).
+             * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g.
+             *   if the server responded with an unexpected value).
              */
-            fun previousMessageInputSource(): String =
-                previousMessageInputSource.getRequired("previous_message_input_source")
+            fun previousMessageInputSource(): Optional<String> =
+                previousMessageInputSource.getOptional("previous_message_input_source")
 
             /**
              * Information included in the wire reversal for the receiving financial institution.
@@ -35159,8 +35156,18 @@ private constructor(
                  * The Fedwire cycle date for the wire transfer that is being reversed by this
                  * message.
                  */
-                fun previousMessageInputCycleDate(previousMessageInputCycleDate: LocalDate) =
-                    previousMessageInputCycleDate(JsonField.of(previousMessageInputCycleDate))
+                fun previousMessageInputCycleDate(previousMessageInputCycleDate: LocalDate?) =
+                    previousMessageInputCycleDate(
+                        JsonField.ofNullable(previousMessageInputCycleDate)
+                    )
+
+                /**
+                 * Alias for calling [Builder.previousMessageInputCycleDate] with
+                 * `previousMessageInputCycleDate.orElse(null)`.
+                 */
+                fun previousMessageInputCycleDate(
+                    previousMessageInputCycleDate: Optional<LocalDate>
+                ) = previousMessageInputCycleDate(previousMessageInputCycleDate.getOrNull())
 
                 /**
                  * Sets [Builder.previousMessageInputCycleDate] to an arbitrary JSON value.
@@ -35175,10 +35182,21 @@ private constructor(
 
                 /** The Fedwire transaction identifier for the wire transfer that was reversed. */
                 fun previousMessageInputMessageAccountabilityData(
-                    previousMessageInputMessageAccountabilityData: String
+                    previousMessageInputMessageAccountabilityData: String?
                 ) =
                     previousMessageInputMessageAccountabilityData(
-                        JsonField.of(previousMessageInputMessageAccountabilityData)
+                        JsonField.ofNullable(previousMessageInputMessageAccountabilityData)
+                    )
+
+                /**
+                 * Alias for calling [Builder.previousMessageInputMessageAccountabilityData] with
+                 * `previousMessageInputMessageAccountabilityData.orElse(null)`.
+                 */
+                fun previousMessageInputMessageAccountabilityData(
+                    previousMessageInputMessageAccountabilityData: Optional<String>
+                ) =
+                    previousMessageInputMessageAccountabilityData(
+                        previousMessageInputMessageAccountabilityData.getOrNull()
                     )
 
                 /**
@@ -35216,8 +35234,15 @@ private constructor(
                 }
 
                 /** The Fedwire input source identifier for the wire transfer that was reversed. */
-                fun previousMessageInputSource(previousMessageInputSource: String) =
-                    previousMessageInputSource(JsonField.of(previousMessageInputSource))
+                fun previousMessageInputSource(previousMessageInputSource: String?) =
+                    previousMessageInputSource(JsonField.ofNullable(previousMessageInputSource))
+
+                /**
+                 * Alias for calling [Builder.previousMessageInputSource] with
+                 * `previousMessageInputSource.orElse(null)`.
+                 */
+                fun previousMessageInputSource(previousMessageInputSource: Optional<String>) =
+                    previousMessageInputSource(previousMessageInputSource.getOrNull())
 
                 /**
                  * Sets [Builder.previousMessageInputSource] to an arbitrary JSON value.
diff --git a/increase-java-core/src/main/kotlin/com/increase/api/models/wiretransfers/WireTransfer.kt b/increase-java-core/src/main/kotlin/com/increase/api/models/wiretransfers/WireTransfer.kt
index 1ca8e080d..6c17b713a 100644
--- a/increase-java-core/src/main/kotlin/com/increase/api/models/wiretransfers/WireTransfer.kt
+++ b/increase-java-core/src/main/kotlin/com/increase/api/models/wiretransfers/WireTransfer.kt
@@ -3416,20 +3416,20 @@ private constructor(
         /**
          * The Fedwire cycle date for the wire transfer that is being reversed by this message.
          *
-         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
-         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
+         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if
+         *   the server responded with an unexpected value).
          */
-        fun previousMessageInputCycleDate(): LocalDate =
-            previousMessageInputCycleDate.getRequired("previous_message_input_cycle_date")
+        fun previousMessageInputCycleDate(): Optional<LocalDate> =
+            previousMessageInputCycleDate.getOptional("previous_message_input_cycle_date")
 
         /**
          * The Fedwire transaction identifier for the wire transfer that was reversed.
          *
-         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
-         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
+         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if
+         *   the server responded with an unexpected value).
          */
-        fun previousMessageInputMessageAccountabilityData(): String =
-            previousMessageInputMessageAccountabilityData.getRequired(
+        fun previousMessageInputMessageAccountabilityData(): Optional<String> =
+            previousMessageInputMessageAccountabilityData.getOptional(
                 "previous_message_input_message_accountability_data"
             )
 
@@ -3445,11 +3445,11 @@ private constructor(
         /**
          * The Fedwire input source identifier for the wire transfer that was reversed.
          *
-         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
-         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
+         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if
+         *   the server responded with an unexpected value).
          */
-        fun previousMessageInputSource(): String =
-            previousMessageInputSource.getRequired("previous_message_input_source")
+        fun previousMessageInputSource(): Optional<String> =
+            previousMessageInputSource.getOptional("previous_message_input_source")
 
         /**
          * Information included in the wire reversal for the receiving financial institution.
@@ -3953,8 +3953,15 @@ private constructor(
             /**
              * The Fedwire cycle date for the wire transfer that is being reversed by this message.
              */
-            fun previousMessageInputCycleDate(previousMessageInputCycleDate: LocalDate) =
-                previousMessageInputCycleDate(JsonField.of(previousMessageInputCycleDate))
+            fun previousMessageInputCycleDate(previousMessageInputCycleDate: LocalDate?) =
+                previousMessageInputCycleDate(JsonField.ofNullable(previousMessageInputCycleDate))
+
+            /**
+             * Alias for calling [Builder.previousMessageInputCycleDate] with
+             * `previousMessageInputCycleDate.orElse(null)`.
+             */
+            fun previousMessageInputCycleDate(previousMessageInputCycleDate: Optional<LocalDate>) =
+                previousMessageInputCycleDate(previousMessageInputCycleDate.getOrNull())
 
             /**
              * Sets [Builder.previousMessageInputCycleDate] to an arbitrary JSON value.
@@ -3970,10 +3977,21 @@ private constructor(
 
             /** The Fedwire transaction identifier for the wire transfer that was reversed. */
             fun previousMessageInputMessageAccountabilityData(
-                previousMessageInputMessageAccountabilityData: String
+                previousMessageInputMessageAccountabilityData: String?
+            ) =
+                previousMessageInputMessageAccountabilityData(
+                    JsonField.ofNullable(previousMessageInputMessageAccountabilityData)
+                )
+
+            /**
+             * Alias for calling [Builder.previousMessageInputMessageAccountabilityData] with
+             * `previousMessageInputMessageAccountabilityData.orElse(null)`.
+             */
+            fun previousMessageInputMessageAccountabilityData(
+                previousMessageInputMessageAccountabilityData: Optional<String>
             ) =
                 previousMessageInputMessageAccountabilityData(
-                    JsonField.of(previousMessageInputMessageAccountabilityData)
+                    previousMessageInputMessageAccountabilityData.getOrNull()
                 )
 
             /**
@@ -4009,8 +4027,15 @@ private constructor(
             }
 
             /** The Fedwire input source identifier for the wire transfer that was reversed. */
-            fun previousMessageInputSource(previousMessageInputSource: String) =
-                previousMessageInputSource(JsonField.of(previousMessageInputSource))
+            fun previousMessageInputSource(previousMessageInputSource: String?) =
+                previousMessageInputSource(JsonField.ofNullable(previousMessageInputSource))
+
+            /**
+             * Alias for calling [Builder.previousMessageInputSource] with
+             * `previousMessageInputSource.orElse(null)`.
+             */
+            fun previousMessageInputSource(previousMessageInputSource: Optional<String>) =
+                previousMessageInputSource(previousMessageInputSource.getOrNull())
 
             /**
              * Sets [Builder.previousMessageInputSource] to an arbitrary JSON value.