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Serverless App Engine:Limits

Last Updated:Apr 01, 2026

SAE enforces limits on instance quotas, supported regions, and network, container, and image requirements.

Account eligibility

To create applications in SAE, your account must meet both of the following conditions:

  • Real-name verification completed

  • Account balance greater than 0 USD

Instance quotas

QuotaLimitScope
Instances per application50Per application
Total instances per region300Per user, per region

To request a quota increase, join the DingTalk group (Group ID: 32874633) and contact a technical expert.

Supported regions

For a list of regions where SAE is available, see Supported regions.

Network

SAE requires a Virtual Private Cloud (VPC). The classic network is not supported.

By default, instances in a VPC cannot access the Internet. To enable Internet access, configure a NAT gateway. For more information, see Configure a NAT gateway to enable Internet access for SAE applications.

Container

Only Linux containers are supported. Windows containers are not supported.

Image

Only image repositories from Container Registry are supported. Third-party image repositories are not supported.

System disk

The system disk has a default size of 20 GiB. This size cannot be changed.

When deploying an application using an image in the SAE console, make sure the image size does not exceed 20 GiB.