Storage Space

Creating an OBS bucket is free. You pay only for the storage capacity and duration you actually use. The billing items vary with the bucket storage class. For details, see Table 1.

Introduction

**Table 1** Storage space billing
Category	Billing Item	Description	Billing Mode
Storage space	Standard storage	Space occupied by data in the Standard storage class. Storage duration: indicates the number of days when data is stored in OBS. Objects smaller than 64 KB in size will incur storage fees as if the objects were 64 KB. For those no less than 64 KB in size, you are charged for their actual size.	Pay-per-use
	Warm storage	Space occupied by data in the Warm storage class. Data that is stored for less than 30 days will be charged for a full 30 days. For data stored over 30 days, you are billed based on the actual storage duration. If objects are deleted or transitioned to another storage class before they have been stored for 30 days, you will still be billed for a full 30 days. Objects smaller than 64 KB in size will incur storage fees as if the objects were 64 KB. For those no less than 64 KB in size, you are charged for their actual size.	Pay-per-use
	Cold storage	Space occupied by data in the Cold storage class. Data that is stored for less than 90 days will be charged for a full 90 days. For data stored over 90 days, you are billed based on the actual storage duration. If objects are deleted or transitioned to another storage class before they have been stored for 90 days, you will still be billed for a full 90 days. Objects smaller than 64 KB in size will incur storage fees as if the objects were 64 KB. For those no less than 64 KB in size, you are charged for their actual size.	Pay-per-use