diff --git a/.codegen.json b/.codegen.json
index d264ddbd..8bde2097 100644
--- a/.codegen.json
+++ b/.codegen.json
@@ -1 +1 @@
-{ "engineHash": "4d95546", "specHash": "9d452cf", "version": "1.3.1" }
+{ "engineHash": "4d95546", "specHash": "9d452cf", "version": "1.4.0" }
diff --git a/Box.Sdk.Gen/Box.Sdk.Gen.csproj b/Box.Sdk.Gen/Box.Sdk.Gen.csproj
index 0f269ac4..bbfdf36d 100644
--- a/Box.Sdk.Gen/Box.Sdk.Gen.csproj
+++ b/Box.Sdk.Gen/Box.Sdk.Gen.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
-    <Version>1.3.1</Version>
+    <Version>1.4.0</Version>
     <Description>Official Box .Net Generated SDK</Description>
     <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
     <Nullable>enable</Nullable>
diff --git a/Box.Sdk.Gen/Networking/Version.cs b/Box.Sdk.Gen/Networking/Version.cs
index 30d11173..c0713f5f 100644
--- a/Box.Sdk.Gen/Networking/Version.cs
+++ b/Box.Sdk.Gen/Networking/Version.cs
@@ -4,6 +4,6 @@ namespace Box.Sdk.Gen.Internal
 {
     static class Version
     {
-        internal static string sdkVersion = "1.3.1";
+        internal static string sdkVersion = "1.4.0";
     }
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7d9cc423..e35ffe39 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,19 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [1.4.0](https://github.com/box/box-codegen/compare/v1.3.1...v1.4.0) (2024-10-31)
+
+
+### Bug Fixes
+
+* Change `QueryParams` type in `MetadataQuery` from `Dictionary<string, string>` to `Dictionary<string, object>` (box/box-openapi[#479](https://github.com/box/box-codegen/issues/479)) ([#298](https://github.com/box/box-codegen/issues/298)) ([656b495](https://github.com/box/box-codegen/commit/656b495bea779879bb82b2cda0cca5a30a8ad8ca))
+* Fix conversion to `RSAKey` (box/box-codegen[#591](https://github.com/box/box-codegen/issues/591)) ([#297](https://github.com/box/box-codegen/issues/297)) ([068b1f7](https://github.com/box/box-codegen/commit/068b1f7b3ea3c62647e03e0e17176bde049949db))
+
+
+### New Features and Enhancements
+
+* add AI LLM endpoint AWS `params`. Change the type from `AiLlmEndpointParamsGoogleOrAiLlmEndpointParamsOpenAi` to `AiLlmEndpointParamsAwsOrAiLlmEndpointParamsGoogleOrAiLlmEndpointParamsOpenAi` (box/box-openapi[#478](https://github.com/box/box-codegen/issues/478)) ([#291](https://github.com/box/box-codegen/issues/291)) ([dcb8a20](https://github.com/box/box-codegen/commit/dcb8a201577be08b644266c157db45cd6797c71c))
+
 ### [1.3.1](https://github.com/box/box-codegen/compare/v1.3.0...v1.3.1) (2024-10-24)