https://speech-to-text-demo.ng.bluemix.net/

點擊首頁紫色的那個「Star for free in IBM Cloud」按鈕，註冊IBM Cloud並登陸

然後添加SPEECH TO TEXT 服務。

點擊左側service credentials， 創建new credentials。

復制，保存你的credentials。

{
"apikey": "xxxx",
"iam_apikey_description": "Auto generated apikey during resource-key operation for Instance - crn:v1:bluemix:public:speech-to-text:au-syd:xxx::",
"iam_apikey_name": "auto-generated-apikey-xxxx",
"iam_role_crn": "crn:v1:bluemix:public:iam::::serviceRole:Manager",
"iam_serviceid_crn": "crn:v1:bluemix:public:iam-identity::xxxx",
"url": "https://gateway-syd.watsonplatform.net/speech-to-text/api"
}

IBM Cloud Speech to Text 語音識別