Purchase DMS services

You can use Data Management (DMS) for free. You can also purchase paid DMS services based on your business needs, such as Stable Change, Security Collaboration, and sensitive data protection. You can also purchase an Agent service invocation package for Agent-related features in DMS Data+AI. This topic explains how to purchase DMS services.

Prerequisites

If you are a RAM user, you must have a policy that grants permissions to purchase DMS services.

To create a custom policy for purchasing DMS services, use an Alibaba Cloud account or a RAM user that has the AdministratorAccess policy. For more information, see Create a custom policy by using the script editor.

The following is the policy for purchasing DMS services:
```
{
    "Statement": [
        {
            "Action": "dms:*",
            "Effect": "Allow",
            "Resource": "*"
        }
    ],
    "Version": "1"
}
```
Attach the policy to the RAM user. For more information, see Manage RAM user permissions.

Purchase paid DMS services

Log in to DMS 5.0.
In the upper-right corner of the console, choose > Billing > DMS Order Management.

Note
If you are using the DMS console in normal mode, click > DMS Order Management in the upper-right corner of the console.
On the Purchase specification details page, click Go to sell to buy.

On the purchase page, configure the following parameters:

Parameter	Description
billing method	subscription: We recommend the subscription billing method for long-term use. This prepaid method is more cost-effective than pay-as-you-go, and it offers larger discounts for longer subscription periods. pay-as-you-go: This method bills you daily. Usage for less than a full day is billed as one full day upon service release. For more information, see Pay-as-you-go.
edition	Select an edition: Control Mode: DMS provides three control modes for instances: Flexible Management, Stable Change, and Security Collaboration. The Flexible Management mode is free of charge. sensitive data protection: This feature can identify, mask, and manage sensitive data. For more information, see Billable items (DMS).
Control Mode	Select a Control Mode. For more information, see Control modes. Stable Change: Supports all features of the Flexible Management mode and increases usage limits. For example, data tracking is unlimited, and the free export quota increases from 1 million to 20 million rows. Security Collaboration: Supports all features of the Flexible Management and Stable Change modes. It provides features such as secure data access, secure data changes, and DevOps. You can also customize development standards, development processes, and approval workflows.
number of instances	Specify the required instance quota.
Duration	subscription: Select a subscription duration based on your business needs. Note If you want to automatically renew the service before it expires, select auto-renewal at the bottom of the page. pay-as-you-go: The billing cycle is daily.

In the lower-right corner of the page, click Buy Now.
Note
- If the billing method is pay-as-you-go, multiple purchases are supported. You can add individual service orders to the cart. After you configure all orders, you can pay for them together in the cart on the right side of the page.
- If the billing method is subscription, you cannot make multiple purchases for the same service. Each service can have only one valid subscription order. If you need to increase your purchase quota, you must upgrade the subscription order. For more information, see upgrade service specifications.

Purchase an Agent service invocation package

An Agent service invocation package bills you for calls to Agent-related features in DMS Data+AI. You can choose packages of different specifications based on your business needs.

Log on to the Data + AI Studio page. In the top navigation bar, click Market.
On the Skills Market page, click the Agent Service Purchase icon.
In the Purchase Invocation Package window, select the Agent service invocation package that you want to purchase based on the description. If the package you need is not displayed, click View More Editions at the bottom of the window.

On the purchase page, specify the following options:

Parameter	Description
Product Module	Agent service invocation is automatically selected. You do not need to specify or modify this parameter.
region	Select the region where your DMS service is located. The Agent service invocation package is currently available in the following regions: China (Hangzhou), Singapore, and Indonesia (Jakarta).
Agent invocation package	The package type you specified in the Purchase Invocation Package window is automatically selected. You can also select another package type.
Number of packages	Select the number of packages you require.
Duration	Select the duration. Note We recommend selecting auto-renewal to prevent service interruptions or resource expiration. After you enable this option, the auto-renewal cycle is monthly. Fees are automatically charged at real-time prices before expiration. You can cancel auto-renewal at any time.

In the lower-right corner of the page, click Buy Now and complete the payment.
(Optional) After the purchase is complete, you can view the active Agent service invocation package on the Quota Management page.

Note

Agent service invocation packages do not support scaling up, but you can stack them. If your quota is insufficient, you can purchase another package to increase it.

Related tasks

After you purchase a DMS service, you can view the order on the DMS console by choosing > Billing > DMS Order Management in the top navigation bar.

Note

If you are using the DMS console in normal mode, choose > DMS Order Management in the top navigation bar to view the service order.

On the DMS Order Management page, the order list displays fields such as instance ID, Order type, Specifications, Start time, and End time. In the Actions column, you can release a pay-as-you-go instance by clicking release, or click the Go to sell to buy button to purchase a new instance.