使用适用于 Swift 的软件开发工具包的亚马逊 Bedrock - AWS SDK 代码示例
亚马逊 NovaAnthropic Claude

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使用适用于 Swift 的软件开发工具包的亚马逊 Bedrock

以下代码示例向您展示了如何使用带有 Amazon Bedrock Runtime 的 Swift AWS 开发工具包来执行操作和实现常见场景。

每个示例都包含一个指向完整源代码的链接，您可以从中找到有关如何在上下文中设置和运行代码的说明。

亚马逊 Nova

以下代码示例展示了如何使用 Bedrock 的 Converse API 向 Amazon Nova 发送短信。

适用于 Swift 的 SDK
注意

还有更多相关信息 GitHub。在 AWS 代码示例存储库中查找完整示例，了解如何进行设置和运行。

使用 Bedrock 的 Converse API 向 Amazon Nova 发送短信。

// An example demonstrating how to use the Conversation API to send 
// a text message to Amazon Nova.

import AWSBedrockRuntime

func converse(_ textPrompt: String) async throws -> String {

    // Create a Bedrock Runtime client in the AWS Region you want to use.
    let config =
        try await BedrockRuntimeClient.BedrockRuntimeClientConfiguration(
            region: "us-east-1"
        )
    let client = BedrockRuntimeClient(config: config)

    // Set the model ID.
    let modelId = "amazon.nova-micro-v1:0"

    // Start a conversation with the user message.
    let message = BedrockRuntimeClientTypes.Message(
        content: [.text(textPrompt)],
        role: .user
    )

    // Optionally use inference parameters
    let inferenceConfig =
        BedrockRuntimeClientTypes.InferenceConfiguration(
            maxTokens: 512,
            stopSequences: ["END"],
            temperature: 0.5,
            topp: 0.9
        )

    // Create the ConverseInput to send to the model
    let input = ConverseInput(
        inferenceConfig: inferenceConfig, messages: [message], modelId: modelId)

    // Send the ConverseInput to the model
    let response = try await client.converse(input: input)

    // Extract and return the response text.
    if case let .message(msg) = response.output {
        if case let .text(textResponse) = msg.content![0] {
            return textResponse
        } else {
            return "No text response found in message content"
        }
    } else {
        return "No message found in converse output"
    }
}

  • 有关 API 的详细信息，请参阅 S wift 版AWS SDK 中的 Converse API 参考。

以下代码示例展示了如何使用 Bedrock 的 Converse API 向 Amazon Nova 发送短信并实时处理响应流。

适用于 Swift 的 SDK
注意

还有更多相关信息 GitHub。在 AWS 代码示例存储库中查找完整示例，了解如何进行设置和运行。

使用 Bedrock 的 Converse API 向 Amazon Nova 发送短信并实时处理响应流。

// An example demonstrating how to use the Conversation API to send a text message
// to Amazon Nova and print the response stream

import AWSBedrockRuntime

func printConverseStream(_ textPrompt: String) async throws {

    // Create a Bedrock Runtime client in the AWS Region you want to use.
    let config =
        try await BedrockRuntimeClient.BedrockRuntimeClientConfiguration(
            region: "us-east-1"
        )
    let client = BedrockRuntimeClient(config: config)

    // Set the model ID.
    let modelId = "amazon.nova-lite-v1:0"

    // Start a conversation with the user message.
    let message = BedrockRuntimeClientTypes.Message(
        content: [.text(textPrompt)],
        role: .user
    )

    // Optionally use inference parameters.
    let inferenceConfig =
        BedrockRuntimeClientTypes.InferenceConfiguration(
            maxTokens: 512,
            stopSequences: ["END"],
            temperature: 0.5,
            topp: 0.9
        )

    // Create the ConverseStreamInput to send to the model.
    let input = ConverseStreamInput(
        inferenceConfig: inferenceConfig, messages: [message], modelId: modelId)

    // Send the ConverseStreamInput to the model.
    let response = try await client.converseStream(input: input)

    // Extract the streaming response.
    guard let stream = response.stream else {
        print("No stream available")
        return
    }

    // Extract and print the streamed response text in real-time.
    for try await event in stream {
        switch event {
        case .messagestart(_):
            print("\nNova Lite:")

        case .contentblockdelta(let deltaEvent):
            if case .text(let text) = deltaEvent.delta {
                print(text, terminator: "")
            }

        default:
            break
        }
    }
}

  • 如需了解 API 的详细信息，请参阅适用ConverseStream于 S wift 的AWS SDK API 参考。

Anthropic Claude

以下代码示例展示了如何使用 Bedrock 的 Converse API 向 Anthropic Claude 发送短信。

适用于 Swift 的 SDK
注意

还有更多相关信息 GitHub。在 AWS 代码示例存储库中查找完整示例，了解如何进行设置和运行。

使用 Bedrock 的 Converse API 向 Anthropic Claude 发送文本消息。

// An example demonstrating how to use the Conversation API to send 
// a text message to Anthropic Claude.

import AWSBedrockRuntime

func converse(_ textPrompt: String) async throws -> String {

    // Create a Bedrock Runtime client in the AWS Region you want to use.
    let config =
        try await BedrockRuntimeClient.BedrockRuntimeClientConfiguration(
            region: "us-east-1"
        )
    let client = BedrockRuntimeClient(config: config)

    // Set the model ID.
    let modelId = "anthropic.claude-3-haiku-20240307-v1:0"

    // Start a conversation with the user message.
    let message = BedrockRuntimeClientTypes.Message(
        content: [.text(textPrompt)],
        role: .user
    )

    // Optionally use inference parameters
    let inferenceConfig =
        BedrockRuntimeClientTypes.InferenceConfiguration(
            maxTokens: 512,
            stopSequences: ["END"],
            temperature: 0.5,
            topp: 0.9
        )

    // Create the ConverseInput to send to the model
    let input = ConverseInput(
        inferenceConfig: inferenceConfig, messages: [message], modelId: modelId)

    // Send the ConverseInput to the model
    let response = try await client.converse(input: input)

    // Extract and return the response text.
    if case let .message(msg) = response.output {
        if case let .text(textResponse) = msg.content![0] {
            return textResponse
        } else {
            return "No text response found in message content"
        }
    } else {
        return "No message found in converse output"
    }
}

  • 有关 API 的详细信息，请参阅 S wift 版AWS SDK 中的 Converse API 参考。

以下代码示例展示了如何使用 Bedrock 的 Converse API 向 Anthropic Claude 发送短信并实时处理响应流。

适用于 Swift 的 SDK
注意

还有更多相关信息 GitHub。在 AWS 代码示例存储库中查找完整示例，了解如何进行设置和运行。

使用 Bedrock 的 Converse API 向 Anthropic Claude 发送文本消息并实时处理响应流。

// An example demonstrating how to use the Conversation API to send a text message
// to Anthropic Claude and print the response stream

import AWSBedrockRuntime

func printConverseStream(_ textPrompt: String) async throws {

    // Create a Bedrock Runtime client in the AWS Region you want to use.
    let config =
        try await BedrockRuntimeClient.BedrockRuntimeClientConfiguration(
            region: "us-east-1"
        )
    let client = BedrockRuntimeClient(config: config)

    // Set the model ID.
    let modelId = "anthropic.claude-3-haiku-20240307-v1:0"

    // Start a conversation with the user message.
    let message = BedrockRuntimeClientTypes.Message(
        content: [.text(textPrompt)],
        role: .user
    )

    // Optionally use inference parameters.
    let inferenceConfig =
        BedrockRuntimeClientTypes.InferenceConfiguration(
            maxTokens: 512,
            stopSequences: ["END"],
            temperature: 0.5,
            topp: 0.9
        )

    // Create the ConverseStreamInput to send to the model.
    let input = ConverseStreamInput(
        inferenceConfig: inferenceConfig, messages: [message], modelId: modelId)

    // Send the ConverseStreamInput to the model.
    let response = try await client.converseStream(input: input)

    // Extract the streaming response.
    guard let stream = response.stream else {
        print("No stream available")
        return
    }

    // Extract and print the streamed response text in real-time.
    for try await event in stream {
        switch event {
        case .messagestart(_):
            print("\nAnthropic Claude:")

        case .contentblockdelta(let deltaEvent):
            if case .text(let text) = deltaEvent.delta {
                print(text, terminator: "")
            }

        default:
            break
        }
    }
}

  • 如需了解 API 的详细信息，请参阅适用ConverseStream于 S wift 的AWS SDK API 参考。