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Serverless App Engine:Limits

Last Updated:Jun 17, 2025

This topic describes the instance quota limits, region limits, and network, container, and image conditions for a single application when you use Serverless App Engine (SAE).

Item

Limit

Description

Users who can create applications

Users who have completed real-name verification and have a balance greater than 0 USD in their accounts.

None

Maximum number of instances for each application

50

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

Maximum number of application instances in each region per user

300

Region and zone

See Supported regions.

None

Network

Virtual private cloud (VPC)

The classic network is not supported. By default, instances that reside in a VPC cannot access the Internet. To enable Internet access for the instances, you must complete the relevant configurations. For more information, see Configure a NAT gateway to enable Internet access for SAE applications.

Container

Linux containers

Windows containers are not supported.

Image

Image repositories of Container Registry

Third-party image repositories are not supported.

System disk space

Default value: 20 GiB

You cannot change the space size of the system disk. To ensure business continuity, make sure that the size of an image does not exceed 20 GiB when you deploy an application by using the image in the SAE console.