开发文档：

https://cloud.baidu.com/doc/qianfan-api/s/3m7of64lb

获取你的key：

https://console.bce.baidu.com/iam/#/iam/apikey/list

查看模型列表：

https://cloud.baidu.com/doc/WENXINWORKSHOP/s/Wm9cvy6rl

查看自已的配额，购买后才能使用该模型

https://console.bce.baidu.com/qianfan/package/list

//新版接口
//$content 为你发送的内容
public function buildArticle($content) {

	$model = 'ernie-3.5-8k';//指定模型 ，查看模型列表：https://cloud.baidu.com/doc/WENXINWORKSHOP/s/Wm9cvy6rl
	$key = 'key'; //你的key

	$postData = array('messages'=>array(array('role'=>'user','content'=>$content)),'stream'=>false);
	$postData = [
		'model'=>$model, //模型
		'messages'=>[
			[
				"role"=>"user",
				"content"=> $content
			]
		],
		'stream'=>false
	];
	
	
	$postData = json_encode($postData);


	$curl = curl_init();
	curl_setopt_array($curl, array(
		CURLOPT_URL => "https://qianfan.baidubce.com/v2/chat/completions",
		CURLOPT_TIMEOUT => 30,
		CURLOPT_RETURNTRANSFER => true,
		CURLOPT_SSL_VERIFYPEER  => false,
		CURLOPT_SSL_VERIFYHOST  => false,
		CURLOPT_CUSTOMREQUEST => 'POST',
		
		CURLOPT_POSTFIELDS =>$postData,

		CURLOPT_HTTPHEADER => array(
			'Content-Type: application/json',
			'appid: ',
			'Authorization: Bearer '.$key
		),

	));
	$response = curl_exec($curl);
	curl_close($curl);

	
	$response = json_decode($response,true);

	if(isset($response['error'])){
	    die(json_encode(['sta'=>0,'msg'=>json_encode($response['error'])]));
	}
	
	return $response['choices'][0]['message']['content'];
}