All services provided by OSS are charged independently. For example, storage fees are incurred when you store objects in OSS, fees for outbound traffic over Internet are incurred when you access the objects stored in OSS over Internet, and data processing fees are incurred when you use IMG to process the images you store in OSS. This topic describes the billable items and billing methods of OSS.
OSS calculates all resource usage each hour and charges fees for actual usage.
- Pay-as-you-go: OSS calculates and charges fees for actual usage. You can complete the payment after the bill arrives. Fees are calculated based on the following formula: Fees = Actual usage × Unit price. For more information, see Pay-as-you-go.
- Subscription: You can use resources only after you purchase resource plans. Resource plans are used to deduct fees incurred when you use resources in each billing cycle. For more information, see Overview.