diff --git a/Demo/Demo.xcodeproj/project.pbxproj b/Demo/Demo.xcodeproj/project.pbxproj
index edde7d8d..d6416d86 100644
--- a/Demo/Demo.xcodeproj/project.pbxproj
+++ b/Demo/Demo.xcodeproj/project.pbxproj
@@ -315,7 +315,7 @@
 				"INFOPLIST_KEY_UIStatusBarStyle[sdk=iphonesimulator*]" = UIStatusBarStyleDefault;
 				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPad = "UIInterfaceOrientationPortrait UIInterfaceOrientationPortraitUpsideDown UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
 				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPhone = "UIInterfaceOrientationPortrait UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.4;
+				IPHONEOS_DEPLOYMENT_TARGET = 17.0;
 				LD_RUNPATH_SEARCH_PATHS = "@executable_path/Frameworks";
 				"LD_RUNPATH_SEARCH_PATHS[sdk=macosx*]" = "@executable_path/../Frameworks";
 				MACOSX_DEPLOYMENT_TARGET = 13.3;
@@ -354,7 +354,7 @@
 				"INFOPLIST_KEY_UIStatusBarStyle[sdk=iphonesimulator*]" = UIStatusBarStyleDefault;
 				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPad = "UIInterfaceOrientationPortrait UIInterfaceOrientationPortraitUpsideDown UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
 				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPhone = "UIInterfaceOrientationPortrait UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.4;
+				IPHONEOS_DEPLOYMENT_TARGET = 17.0;
 				LD_RUNPATH_SEARCH_PATHS = "@executable_path/Frameworks";
 				"LD_RUNPATH_SEARCH_PATHS[sdk=macosx*]" = "@executable_path/../Frameworks";
 				MACOSX_DEPLOYMENT_TARGET = 13.3;
diff --git a/Demo/DemoChat/Package.swift b/Demo/DemoChat/Package.swift
index b111a7a3..b63512d3 100644
--- a/Demo/DemoChat/Package.swift
+++ b/Demo/DemoChat/Package.swift
@@ -1,11 +1,11 @@
-// swift-tools-version: 5.8
+// swift-tools-version: 5.9
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
 
 let package = Package(
     name: "DemoChat",
-    platforms: [.macOS(.v13), .iOS(.v16)],
+    platforms: [.macOS(.v13), .iOS(.v17)],
     products: [
         .library(
             name: "DemoChat",
diff --git a/Demo/DemoChat/Sources/UI/DetailView.swift b/Demo/DemoChat/Sources/UI/DetailView.swift
index 7aa44479..2e138d72 100644
--- a/Demo/DemoChat/Sources/UI/DetailView.swift
+++ b/Demo/DemoChat/Sources/UI/DetailView.swift
@@ -19,7 +19,7 @@ struct DetailView: View {
     @State private var showsModelSelectionSheet = false
     @State private var selectedChatModel: Model = .gpt4_0613
 
-    private static let availableChatModels: [Model] = [.gpt3_5Turbo, .gpt4]
+    private static let availableChatModels: [Model] = [.gpt3_5Turbo, .gpt4, .gpt4_o]
 
     let conversation: Conversation
     let error: Error?