api地址
https://cloud.baidu.com/doc/NLP/s/7k6z52ggx

控制台申请应用
https://console.bce.baidu.com/ai/?_=1619424019362&fromai=1#/ai/nlp/app/detail~appId=2431771

3、SDK下载

控制器方法：

    /*
     * 百度AI智能 文章自动打标签
     * 2021-4-26 16:45:06
     */
    public function autoTags(Request $request)
    {
        $this->validate($request, [
            'id' => 'required',
            //'title' => 'required',
            //'content' => 'required'
        ],
            [
                'id.required' => '请传递文章id',
                //'title.required' => '请传递文章标题',
                //'content.required' => '请传递文章内容'
            ]);



        $APP_ID = '24068588';
        $API_KEY = 'GgpkkpSLPyqUzXhVoaCNIrZQ';
        $SECRET_KEY = 'NZzGpb8hQEnXD94U2yefdugvyBtWBbsj';
        $client = new \App\Expands\Baidu\Ocr\AipNlp($APP_ID, $API_KEY, $SECRET_KEY);
        $article = ArticleModel::where('id',$request['id'])->select('*')->first();
        //dd($article);
        // 可选参数
        $options = array();
        $options["language_type"] = "CHN_ENG";
        $options["detect_direction"] = "true";
        $options["detect_language"] = "true";
        $options["probability"] = "true";
        // 调用通用文字识别, 图片参数为远程url图片
        echo '标题: '.$article->title;
        echo '<hr>';
        echo '内容: '. (strip_tags($article->body));
        $title = mb_substr( $article->title, 0, 40 );
        $content = mb_substr( strip_tags($article->body), 0, 32000 );
        //;
        $res = $client->keyword($title, $content);
        dd($res);

        return ['code' => 0, 'data'=>$res];
    }

api调用测试：