ChatGPT PHP技术解析：构建智能聊天机器人的问题回答能力

<?php

require 'vendor/autoload.php';

use OpenAIOpenAI;

// 设置API密钥
$api_key = 'your_api_key';
$openai = new OpenAI($api_key);

// 定义问题和输入上下文
$question = '你好，我可以帮你什么吗？';
$context = '';

// 设置ChatGPT参数
$params = [
    'model' => 'gpt-3.5-turbo',
    'question' => $question,
    'context' => $context,
    'max_tokens' => 100,
    'temperature' => 0.7,
    'stop' => ['
'],
];

// 调用ChatGPT API
$response = $openai->completeChatPrompt($params);

// 解析API响应
$choices = $response['choices'];
$answer = $choices[0]['message']['content'];

// 输出回答
echo $answer;

?>

// 调用ChatGPT API，使用搜索功能
$response = $openai->completeChatPrompt([
    'model' => 'gpt-3.5-turbo',
    'question' => $question,
    'context' => $context,
    'max_tokens' => 100,
    'temperature' => 0.7,
    'stop' => ['
'],
    'search_model' => 'davinci',
    'num_completions' => 3,
    'log_level' => 'info',
]);

// 解析API响应
$choices = $response['choices'];

// 选择最佳回答
$best_answer = $choices[0]['message']['content'];

// 输出回答
echo $best_answer;