PHP 对接 DeepSeek API 实现指南

简单的对接 DeepSeek API

public function callDeepSeekApi($userMessage = ''): string {
    $apiKey = '你申请的 api';
    $url = 'https://api.deepseek.com/chat/completions';
    $headers = [
        'Content-Type: application/json',
        'Accept: application/json',
        'Authorization: Bearer '.$apiKey
    ];
    $data = [
        'model' => 'deepseek-chat', // deepseek-reasoner 切换推理模型 R1
        'messages' => [['role' => 'system', 'content' => 'You are a helpful assistant.'], ['role' => 'user', 'content' => $userMessage]],
        'stream' => false, // false 非流 true 流返回，需要前端追加和保持长连接
        'frequency_penalty' => 0,
        'response_format' => ['type' => 'text'], // 返回格式（text,json_object）
        'max_tokens' => 2048, // 最大返回 token 数
        'presence_penalty' => 0,
        'stop' => ,
         => ,
         => ,
         => ,
         => ,
         => ,
         => ,
         => 
    ];
     = ();
     = ();
    (, CURLOPT_URL, );
    (, CURLOPT_CUSTOMREQUEST, );
    (, CURLOPT_POSTFIELDS, );
    (, CURLOPT_RETURNTRANSFER, );
    (, CURLOPT_SSL_VERIFYPEER, );
    (, CURLOPT_HTTPHEADER, );
     = ();
     = ();
     () {
         = ();
         ....PHP_EOL;
    }
     ;
}