update examples and readme about bedrock

Example.swiftpm/ContentView.swift

@@ -82,12 +82,12 @@ struct ContentView: View {
 
                     NavigationLink {
                         let bedrockClient = try! BedrockRuntimeClient(region: bedrockRegion)
-                        let claude = BedrockRuntimeClient.useAnthropic(bedrockClient, model: .claude_3_Opus)
+                        let claude = bedrockClient.useAnthropic()
                         if isStreamBedrock {
-                            let observable = StreamViewModel(messageHandler: claude.messages, title: "Stream \\w Bedrock")
+                            let observable = StreamViewModel(messageHandler: claude.messages, title: "Stream \\w Bedrock", model: .claude_3_Opus)
                             StreamView(observable: observable)
                         } else {
-                            let observable = SendViewModel(messageHandler: claude.messages, title: "Message \\w Bedrock")
+                            let observable = SendViewModel(messageHandler: claude.messages, title: "Message \\w Bedrock", model: .claude_3_Opus)
                             SendView(observable: observable)
                         }
                     } label: {

Example.swiftpm/Protocol/MessagesSubject.swift

@@ -21,13 +21,13 @@ protocol MessagesSubject {
 }
 
 protocol SendMessagesSubject: MessagesSubject {
-    init(messageHandler: MessageSendable, title: String)
+    init(messageHandler: MessageSendable, title: String, model: Model)
 
     func sendMessage(text: String) async throws
 }
 
 protocol StreamMessagesSubject: MessagesSubject {
-    init(messageHandler: MessageStreamable, title: String)
+    init(messageHandler: MessageStreamable, title: String, model: Model)
 
     func streamMessage(text: String) async throws
 }

Example.swiftpm/ViewModel/MockViewModel.swift

@@ -9,6 +9,12 @@ import Foundation
 import AnthropicSwiftSDK
 
 @Observable class MockViewModel: StreamMessagesSubject, SendMessagesSubject {
+    required init(messageHandler: any MessageStreamable, title: String, model: AnthropicSwiftSDK.Model) {
+    }
+
+    required init(messageHandler: any MessageSendable, title: String, model: AnthropicSwiftSDK.Model) {
+    }
+
     required init(messageHandler: any MessageStreamable, title: String) {
     }
 

Example.swiftpm/ViewModel/SendViewModel.swift

@@ -11,6 +11,7 @@ import AnthropicSwiftSDK
 @Observable class SendViewModel: SendMessagesSubject {
     private let messageHandler: MessageSendable
     let title: String
+    let model: Model
 
     var messages: [ChatMessage] = []
 
@@ -26,9 +27,10 @@ import AnthropicSwiftSDK
 
     private var task: Task<Void, Never>? = nil
 
-    required init(messageHandler: any MessageSendable, title: String) {
+    required init(messageHandler: any MessageSendable, title: String, model: Model = .claude_3_5_Sonnet) {
         self.messageHandler = messageHandler
         self.title = title
+        self.model = model
     }
 
     func sendMessage(text: String) async throws {
@@ -40,7 +42,7 @@ import AnthropicSwiftSDK
                 isLoading = true
                 let result = try await messageHandler.createMessage(
                     [message],
-                    model: .claude_3_5_Sonnet,
+                    model: model,
                     system: nil,
                     maxTokens: 1024,
                     metaData: nil,

Example.swiftpm/ViewModel/StreamViewModel.swift

@@ -11,6 +11,7 @@ import AnthropicSwiftSDK
 @Observable class StreamViewModel: StreamMessagesSubject {
     private let messageHandler: MessageStreamable
     let title: String
+    let model: Model
 
     var messages: [ChatMessage] = []
 
@@ -26,9 +27,10 @@ import AnthropicSwiftSDK
 
     private var task: Task<Void, Never>? = nil
 
-    required init(messageHandler: any MessageStreamable, title: String) {
+    required init(messageHandler: any MessageStreamable, title: String, model: Model = .claude_3_5_Sonnet) {
         self.messageHandler = messageHandler
         self.title = title
+        self.model = model
     }
 
     func streamMessage(text: String) async throws {
@@ -40,7 +42,7 @@ import AnthropicSwiftSDK
                 isLoading = true
                 let stream = try await messageHandler.streamMessage(
                     [message],
-                    model: .claude_3_5_Sonnet,
+                    model: model,
                     system: nil,
                     maxTokens: 1024,
                     metaData: nil,

README.md

@@ -105,8 +105,8 @@ To create an `AnthropicBedrockClient` from a `BedrockRuntimeClient` with a `Mode
 The API usage is the same as the normal AnthropicClient.
 
 ```swift
-let client = try BedrockRuntimeClient(region: "USEast1")
-let anthropic = BedrockRuntimeClient.useAnthropic(client, model: .claude_3_Haiku)
+let client = try BedrockRuntimeClient(region: "us-west-2")
+let anthropic = client.useAnthropic()
 
 let response = try await anthropic.messages.createMessage(Message(role: .user, content: [.text("This is test text")]), maxTokens: 1024)
 for content in response.content {
@@ -122,8 +122,8 @@ for content in response.content {
 Of course, `Streaming Message API` works in the same way.
 
 ```swift
-let client = try BedrockRuntimeClient(region: "USEast1")
-let anthropic = BedrockRuntimeClient.useAnthropic(client, model: .claude_3_Haiku)
+let client = try BedrockRuntimeClient(region: "us-west-2")
+let anthropic = client.useAnthropic()
 
 let stream = try await anthropic.messages.streamMessage([Message(role: .user, content: [.text("This is test text")])], maxTokens: 1024)
 for try await chunk in stream {