When you store objects in Object Storage Service (OSS), you are charged storage fees based on the storage classes, sizes, and storage durations of the objects.

Note This topic describes the billable items and billing methods of OSS storage fees. For more information about OSS pricing, see Object Storage Service pricing.

OSS provides the following storage classes: Standard, Infrequent Access (IA), Archive, and Cold Archive. The following table describes the billable items and billing methods of each storage class.

Billable item Description Billing method Free quota
Storage usage of Standard LRS (oss_storage)
  • Billing rule: You are billed for the Standard LRS objects stored in OSS based on the sizes and storage durations of the objects.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Storage usage (GB) × Unit price per month/30 (days)/24 (hours).
  • Resource plan:
    • Standard (LRS) storage plan: Storage plans can be used to offset storage fees for Standard LRS objects. The offset amount is equivalent to the capacity of the plan.
    • SCUs:0.075 GB of storage capacity units (SCUs) can be used to offset the storage fees for 1 GB of Standard LRS objects inside the Chinese mainland.

5 GB/month

Storage usage of Standard ZRS (StorageZRS)
  • Billing rule: You are billed for the Standard ZRS objects stored in OSS based on the sizes and storage durations of the objects.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Storage usage (GB) × Unit price per month/30 (days)/24 (hours).
  • Resource plan: SCUs

    0.101 GB of SCUs can be used to offset the storage fees for 1 GB of Standard ZRS objects inside the Chinese mainland.

N/A
Storage usage of IA LRS (ChargedDatasize)
  • Billing rule: You are billed for the IA LRS objects stored in OSS based on the sizes and storage durations of the objects.
    Notice IA storage has a minimum billable size of 64 KB for each object. Objects that are smaller than 64 KB in size are charged as 64 KB. Objects that are larger than or equal to 64 KB in size are charged based on their actual sizes.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Storage usage (GB) × Unit price per month/30 (days)/24 (hours).
  • Resource plan:
    • IA (LRS) storage plan: Storage plans can be used to offset storage fees for IA LRS objects. The offset amount is equivalent to the capacity of the plan.
    • SCUs:0.052 GB of SCUs can be used to offset the storage fees for 1 GB of IA LRS objects inside the Chinese mainland.
N/A
Storage usage of IA ZRS (ChargedDatasizeZRS)
  • Billing rule: You are billed for the IA ZRS objects stored in OSS based on the sizes and storage durations of the objects.
    Notice IA storage has a minimum billable size of 64 KB for each object. Objects that are smaller than 64 KB in size are charged as 64 KB. Objects that are larger than or equal to 64 KB in size are charged based on their actual sizes.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Storage usage (GB) × Unit price per month/30 (days)/24 (hours).
  • Resource plan: SCUs

    0.67 GB of SCUs can be used to offset the storage fees for 1 GB of IA ZRS objects inside the Chinese mainland.

N/A
Storage usage of Archive LRS (ChargedDatasize)
  • Billing rule: You are billed for the Archive LRS objects stored in OSS based on the sizes and storage durations of the objects.
    Notice Archive storage has a minimum billable size of 64 KB for each object. Objects that are smaller than 64 KB in size are charged as 64 KB. Objects that are larger than or equal to 64 KB in size are charged based on their actual sizes.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Storage usage (GB) × Unit price per month/30 (days)/24 (hours).
  • Resource plan: SCUs

    0.022 GB of SCUs can be used to offset the storage fees for 1 GB of Archive LRS objects inside the Chinese mainland.

N/A
Storage usage of Cold Archive LRS (ChargedDatasizeCA)
  • Billing rule: You are billed for the Cold Archive LRS objects stored in OSS based on the sizes and storage durations of the objects.
    Notice Cold Archive storage has a minimum billable size of 64 KB for each object. Objects that are smaller than 64 KB in size are charged as 64 KB. Objects that are larger than or equal to 64 KB in size are charged based on their actual sizes.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Storage usage (GB) × Unit price per month/30 (days)/24 (hours).
  • Resource plan: not supported
N/A
Storage usage of IA objects that are stored for less than the minimum storage duration (LessthanMonthDatasize)
  • Billing rule: If an IA object is overwritten or deleted after it is stored for less than 30 days (720 hours), you are billed for the remainder (720 hours - Actual storage duration) of the minimum storage duration.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Size of deleted objects (GB) × Unit price per month/30 (days)/24 (hours) × (720 - Actual storage duration).
  • Resource plan: A storage plan can be used to offset the storage fees for IA LRS objects of the same size as the capacity of the plan only when the IA LRS objects are stored for less than the minimum storage duration. Storage plans cannot be used to offset the storage fees for IA ZRS objects that are stored for less than the minimum storage duration.
N/A
Storage usage of Archive objects that are stored for less than the minimum storage duration (LessthanMonthDatasize)
  • Billing rule: If an Archive object is overwritten or deleted after it is stored for less than 60 days (1,440 hours), you are billed for the remainder (1,440 hours - Actual storage duration) of the minimum storage duration.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Size of deleted objects (GB) × Unit price per month/30 (days)/24 (hours) × (1,440 - Actual storage duration).
  • Resource plan: A storage plan can be used to offset the storage fees for Archive objects. The offset amount is equivalent to the capacity of the plan.
N/A
Storage usage of Cold Archive objects that are stored for less than the minimum storage duration (EarlyDeletionCA)
  • Billing rule: If a Cold Archive object is overwritten or deleted after it is stored for less than 180 days (4,320 hours), you are billed for the remainder (4,320 hours - Actual storage duration) of the minimum storage duration.
  • Billing cycle: You are billed for storage usage on an hourly basis. These fees are automatically deducted from the balance of your Alibaba Cloud account. Bills are generally generated after a billing cycle ends. The time when bills are generated is determined by the system.
  • Pay-as-you-go: Storage fees = Size of deleted objects (GB) × Unit price per month/30 (days)/24 (hours) × (4,320 - Actual storage duration).
  • Resource plan: not supported
N/A