To use speech recognition services, you need to active Intelligent Speech Interaction first. For more information, including how to use an AccessKey to call services, see Activate Intelligent Speech Interaction. This topic describes how to change the specifications of speech recognition services.
A speech recognition service of the trial edition supports a maximum of two concurrent calls. To achieve a higher concurrency, upgrade the service to the business edition. Before the upgrade, read the corresponding pricing policy. In the business edition, you will be charged for each custom model. Purchase custom models on demand.
The short sentence recognition, real-time speech recognition, recording file recognition, and speech synthesis services can be upgraded to the business edition independently. To upgrade one of the services to the business edition, select Business for the corresponding service. Before the upgrade, Trial is selected for the service.
After being upgraded, the short sentence recognition, real-time speech recognition, and speech synthesis services support up to 200 concurrent calls. If more than 200 concurrent calls are required for short sentence recognition and real-time speech recognition, click Increase Concurrency in the Actions column corresponding to the services and purchase concurrency packages. The recording file recognition service is billed based on the recording duration. The following figure shows the pricing policies of the services.
Take the real-time speech recognition service as an example. Select the required number of custom models, and then click Buy Now, as shown in the following figure. You can purchase a maximum of 10 custom models. In the business edition, you will be charged for each custom model. Purchase custom models on demand.
Subscription: You can use services only after you have paid for them. For example, you need to purchase a resource package before using it.
- Note: Assume that you have purchased a resource package in the subscription mode. After the quota of the resource package is exceeded, the excess resources will be billed in the pay-as-you-go mode.
Pay-as-you-go: By default, the pay-as-you-go mode is used after you activate the business edition with your Alibaba Cloud account.
- Note: In the pay-as-you-go mode, your consumption on the current day will be billed on the next day. Therefore, you must keep your account balance sufficient. If you do not pay an overdue bill within seven days, Alibaba Cloud will send you a notification and deactivate the corresponding services.