Billing Overview
Last updated:2026-01-20 16:39:56
TDMQ for CKafka (CKafka) provides two flexible billing modes: yearly/monthly subscription and postpaid by hour. The billing rules and scenarios of different billing modes vary. You can choose the optimal billing solution based on your business scale, usage period, and cost budget to achieve the best balance between resource utilization and cost-effectiveness.
Product Series
CKafka offers two product series: Serverful and Serverless, to meet the needs of different business scenarios.
Product Series | Edition | Sales Status |
Serverful | Pro Edition, Advanced Edition, and Standard Edition (discontinued) | Commercialized; payment is required for use. |
Serverless | / | In the open beta phase, you can submit a ticket to apply for free usage. After the product becomes available for commercial use, payment will be required. |
For specific differences, scenarios, and selection recommendations of products in different forms, see Product Series Introduction.
Billing Modes
The CKafka Serverful series supports two billing modes: yearly/monthly subscription (prepaid) and pay-as-you-go (postpaid). The differences between the two billing modes are described below.
Billing Mode | Monthly Subscription (Prepaid) | Postpaid by Hour |
Billing instruction | Select specified specifications and prepay for a certain period before you can use the resources. | Select specified specifications to create an instance and pay after using the resources. |
Billing cycle | Billed based on the purchased duration of the order. | Billed by the hour, with daily deductions. Usage less than one hour is rounded up to one hour. |
Scenario | Suitable for scenarios with stable business scale and long-term usage, offering discounted pricing to help reduce long-term costs. | Suitable for short-term scenarios such as testing or uncertain traffic peaks, billed on a pay-as-you-go basis to avoid idle resource wastage. |
Changing the billing mode | Does not support switching to the pay-as-you-go billing mode. | Supports switching to the yearly/monthly subscription billing mode. After you complete tests with the pay-as-you-go instance, if you need to continue using the instance, you can switch its billing mode to yearly/monthly subscription for long-term use. |
Changing instance specifications | Supported | Supported |
Supported instance types | Pro Edition and Advanced Edition | Pro Edition |
Billable Items
The CKafka Serverful series has essentially the same billable items for both yearly/monthly subscription and postpaid by hour billing modes. Details of these billable items are described below.
Estimating Fees
You can use the price calculator to estimate instance fees in advance. It allows you to configure instance specifications, storage capacity, and network bandwidth based on your business requirements, and then generates a detailed budget list to support accurate cost planning and budget management.
Purchase Methods
You can log in to the CKafka console for self-purchase. For specific operation steps, see Creating an Instance.
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