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feature: add examples for bedrock
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‎.env

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@@ -29,6 +29,11 @@ AZURE_OPENAI_WHISPER_API_VERSION=
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AZURE_LLAMA_BASEURL=
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AZURE_LLAMA_KEY=
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# For using Bedrock
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AWS_ACCESS_KEY_ID=
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AWS_SECRET_ACCESS_KEY=
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AWS_DEFAULT_REGION=
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# Hugging Face Access Token
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HUGGINGFACE_KEY=
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‎examples/bedrock/chat-claude.php

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<?php
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use AsyncAws\BedrockRuntime\BedrockRuntimeClient;
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use PhpLlm\LlmChain\Bridge\Anthropic\Claude;
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use PhpLlm\LlmChain\Bridge\Bedrock\PlatformFactory;
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use PhpLlm\LlmChain\Chain;
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use PhpLlm\LlmChain\Model\Message\Message;
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use PhpLlm\LlmChain\Model\Message\MessageBag;
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use Symfony\Component\Dotenv\Dotenv;
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require_once dirname(__DIR__, 2).'/vendor/autoload.php';
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(new Dotenv())->loadEnv(dirname(__DIR__, 2).'/.env');
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if (empty($_ENV['AWS_ACCESS_KEY_ID']) || empty($_ENV['AWS_SECRET_ACCESS_KEY']) || empty($_ENV['AWS_DEFAULT_REGION'])
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) {
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echo 'Please set the AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_DEFAULT_REGION environment variables.'.PHP_EOL;
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exit(1);
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}
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$platform = PlatformFactory::create(
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new BedrockRuntimeClient()
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);
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$llm = new Claude();
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$chain = new Chain($platform, $llm);
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$messages = new MessageBag(
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Message::forSystem('You are a pirate and you write funny.'),
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Message::ofUser('What is the Symfony framework?'),
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);
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$response = $chain->call($messages);
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echo $response->getContent().PHP_EOL;

‎examples/bedrock/chat-llama.php

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<?php
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use AsyncAws\BedrockRuntime\BedrockRuntimeClient;
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use PhpLlm\LlmChain\Bridge\Bedrock\PlatformFactory;
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use PhpLlm\LlmChain\Bridge\Meta\Llama;
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use PhpLlm\LlmChain\Chain;
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use PhpLlm\LlmChain\Model\Message\Message;
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use PhpLlm\LlmChain\Model\Message\MessageBag;
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use Symfony\Component\Dotenv\Dotenv;
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require_once dirname(__DIR__, 2).'/vendor/autoload.php';
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(new Dotenv())->loadEnv(dirname(__DIR__, 2).'/.env');
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if (empty($_ENV['AWS_ACCESS_KEY_ID']) || empty($_ENV['AWS_SECRET_ACCESS_KEY']) || empty($_ENV['AWS_DEFAULT_REGION'])
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) {
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echo 'Please set the AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_DEFAULT_REGION environment variables.'.PHP_EOL;
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exit(1);
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}
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$platform = PlatformFactory::create(
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new BedrockRuntimeClient()
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);
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$llm = new Llama('llama-3.2-3b-instruct');
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$chain = new Chain($platform, $llm);
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$messages = new MessageBag(
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Message::forSystem('You are a pirate and you write funny.'),
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Message::ofUser('What is the Symfony framework?'),
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);
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$response = $chain->call($messages);
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echo $response->getContent().PHP_EOL;

‎examples/bedrock/chat-nova-binary.php

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<?php
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use AsyncAws\BedrockRuntime\BedrockRuntimeClient;
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use PhpLlm\LlmChain\Bridge\Bedrock\Nova\Nova;
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use PhpLlm\LlmChain\Bridge\Bedrock\PlatformFactory;
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use PhpLlm\LlmChain\Chain;
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use PhpLlm\LlmChain\Model\Message\Message;
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use PhpLlm\LlmChain\Model\Message\MessageBag;
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use Symfony\Component\Dotenv\Dotenv;
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require_once dirname(__DIR__, 2).'/vendor/autoload.php';
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(new Dotenv())->loadEnv(dirname(__DIR__, 2).'/.env');
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if (empty($_ENV['AWS_ACCESS_KEY_ID']) || empty($_ENV['AWS_SECRET_ACCESS_KEY']) || empty($_ENV['AWS_DEFAULT_REGION'])
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) {
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echo 'Please set the AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_DEFAULT_REGION environment variables.'.PHP_EOL;
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exit(1);
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}
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$platform = PlatformFactory::create(
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new BedrockRuntimeClient()
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);
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$llm = new Nova(Nova::PRO);
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$chain = new Chain($platform, $llm);
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$messages = new MessageBag(
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Message::forSystem('You are a pirate and you write funny.'),
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Message::ofUser('What is the Symfony framework?'),
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);
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$response = $chain->call($messages);
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echo $response->getContent().PHP_EOL;

‎examples/bedrock/image-claude-binary.php

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<?php
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use AsyncAws\BedrockRuntime\BedrockRuntimeClient;
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use PhpLlm\LlmChain\Bridge\Anthropic\Claude;
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use PhpLlm\LlmChain\Bridge\Bedrock\PlatformFactory;
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use PhpLlm\LlmChain\Chain;
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use PhpLlm\LlmChain\Model\Message\Content\Image;
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use PhpLlm\LlmChain\Model\Message\Message;
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use PhpLlm\LlmChain\Model\Message\MessageBag;
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use Symfony\Component\Dotenv\Dotenv;
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require_once dirname(__DIR__, 2).'/vendor/autoload.php';
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(new Dotenv())->loadEnv(dirname(__DIR__, 2).'/.env');
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if (empty($_ENV['AWS_ACCESS_KEY_ID']) || empty($_ENV['AWS_SECRET_ACCESS_KEY']) || empty($_ENV['AWS_DEFAULT_REGION'])
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) {
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echo 'Please set the AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_DEFAULT_REGION environment variables.'.PHP_EOL;
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exit(1);
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}
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$platform = PlatformFactory::create(
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new BedrockRuntimeClient()
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);
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$llm = new Claude();
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$chain = new Chain($platform, $llm);
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$messages = new MessageBag(
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Message::forSystem('You are an image analyzer bot that helps identify the content of images.'),
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Message::ofUser(
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'Describe the image as a comedian would do it.',
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Image::fromFile(dirname(__DIR__, 2).'/tests/Fixture/image.jpg'),
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),
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);
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$response = $chain->call($messages);
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echo $response->getContent().PHP_EOL;

‎examples/bedrock/image-nova.php

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<?php
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use AsyncAws\BedrockRuntime\BedrockRuntimeClient;
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use PhpLlm\LlmChain\Bridge\Bedrock\Nova\Nova;
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use PhpLlm\LlmChain\Bridge\Bedrock\PlatformFactory;
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use PhpLlm\LlmChain\Chain;
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use PhpLlm\LlmChain\Model\Message\Content\Image;
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use PhpLlm\LlmChain\Model\Message\Message;
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use PhpLlm\LlmChain\Model\Message\MessageBag;
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use Symfony\Component\Dotenv\Dotenv;
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require_once dirname(__DIR__, 2).'/vendor/autoload.php';
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(new Dotenv())->loadEnv(dirname(__DIR__, 2).'/.env');
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if (empty($_ENV['AWS_ACCESS_KEY_ID']) || empty($_ENV['AWS_SECRET_ACCESS_KEY']) || empty($_ENV['AWS_DEFAULT_REGION'])
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) {
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echo 'Please set the AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_DEFAULT_REGION environment variables.'.PHP_EOL;
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exit(1);
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}
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$platform = PlatformFactory::create(
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new BedrockRuntimeClient()
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);
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$llm = new Nova(Nova::PRO);
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$chain = new Chain($platform, $llm);
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$messages = new MessageBag(
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Message::forSystem('You are an image analyzer bot that helps identify the content of images.'),
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Message::ofUser(
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'Describe the image as a comedian would do it.',
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Image::fromFile(dirname(__DIR__, 2).'/tests/Fixture/image.jpg'),
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),
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);
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$response = $chain->call($messages);
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echo $response->getContent().PHP_EOL;

‎examples/bedrock/toolcall-claude.php

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<?php
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use AsyncAws\BedrockRuntime\BedrockRuntimeClient;
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use PhpLlm\LlmChain\Bridge\Anthropic\Claude;
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use PhpLlm\LlmChain\Bridge\Bedrock\PlatformFactory;
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use PhpLlm\LlmChain\Chain;
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use PhpLlm\LlmChain\Chain\Toolbox\ChainProcessor;
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use PhpLlm\LlmChain\Chain\Toolbox\Tool\Wikipedia;
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use PhpLlm\LlmChain\Chain\Toolbox\Toolbox;
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use PhpLlm\LlmChain\Model\Message\Message;
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use PhpLlm\LlmChain\Model\Message\MessageBag;
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use Symfony\Component\Dotenv\Dotenv;
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use Symfony\Component\HttpClient\HttpClient;
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require_once dirname(__DIR__, 2).'/vendor/autoload.php';
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(new Dotenv())->loadEnv(dirname(__DIR__, 2).'/.env');
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if (empty($_ENV['AWS_ACCESS_KEY_ID']) || empty($_ENV['AWS_SECRET_ACCESS_KEY']) || empty($_ENV['AWS_DEFAULT_REGION'])
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) {
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echo 'Please set the AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_DEFAULT_REGION environment variables.'.PHP_EOL;
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exit(1);
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}
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$platform = PlatformFactory::create(
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new BedrockRuntimeClient()
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);
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$llm = new Claude();
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$wikipedia = new Wikipedia(HttpClient::create());
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$toolbox = Toolbox::create($wikipedia);
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$processor = new ChainProcessor($toolbox);
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$chain = new Chain($platform, $llm, [$processor], [$processor]);
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$messages = new MessageBag(Message::ofUser('Who is the current chancellor of Germany?'));
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$response = $chain->call($messages);
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echo $response->getContent().PHP_EOL;

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