fix

Author: OskarStark

examples/chat-system-prompt-tools.php

@@ -0,0 +1,42 @@
+<?php
+
+use PhpLlm\LlmChain\Bridge\OpenAI\GPT;
+use PhpLlm\LlmChain\Bridge\OpenAI\PlatformFactory;
+use PhpLlm\LlmChain\Chain;
+use PhpLlm\LlmChain\Chain\InputProcessor\SystemPromptInputProcessor;
+use PhpLlm\LlmChain\Chain\ToolBox\Tool\Clock;
+use PhpLlm\LlmChain\Model\Message\Message;
+use PhpLlm\LlmChain\Model\Message\MessageBag;
+use Symfony\Component\Dotenv\Dotenv;
+use Symfony\Component\Clock\Clock as SymfonyClock;
+use PhpLlm\LlmChain\Chain\ToolBox\ToolAnalyzer;
+use PhpLlm\LlmChain\Chain\ToolBox\ToolBox;
+use PhpLlm\LlmChain\Chain\ToolBox\ChainProcessor;
+
+require_once dirname(__DIR__).'/vendor/autoload.php';
+(new Dotenv())->loadEnv(dirname(__DIR__).'/.env');
+
+if (empty($_ENV['OPENAI_API_KEY'])) {
+    echo 'Please set the OPENAI_API_KEY environment variable.'.PHP_EOL;
+    exit(1);
+}
+
+$platform = PlatformFactory::create($_ENV['OPENAI_API_KEY']);
+$llm = new GPT(GPT::GPT_4O_MINI);
+
+$clock = new Clock(new SymfonyClock());
+$toolBox = new ToolBox(new ToolAnalyzer(), [$clock]);
+
+$systemPromptProcessor = new SystemPromptInputProcessor(
+    'You are Yoda and write like he speaks. But short.',
+    $toolBox,
+    includeToolDefinitions: true
+);
+
+$processor = new ChainProcessor($toolBox);
+$chain = new Chain($platform, $llm, [$processor, $systemPromptProcessor], [$processor]);
+$messages = new MessageBag(Message::ofUser('What is the meaning of life?'));
+
+$response = $chain->call($messages);
+
+echo $response->getContent().PHP_EOL;