Limits

Users who use API Gateway

To use this service, users must complete real-name verification.

Number of API groups that can be created by a user

- Each account can have a maximum of 200 API groups in each region. The API groups include both the groups to which domain names are bound and those to which domain names are not bound.

- Each account can have a maximum of five API groups to which domain names are not bound in each region by default. However, if there are API groups to which domain names are bound in a region, a maximum of 20 API groups to which domain names are not bound can be configured in this region.

- You can submit a ticket to increase the quota.

Internet second-level domain names

The following limits apply when you access API Gateway by using Internet second-level domain names of API groups:

- A maximum of 1,000 access requests can be initiated per day.

- In the case of access by using a browser, the browser downloads data by default.

Number of independent domain names that can be bound to an API group

A maximum of five independent domain names (including wildcard domain names) can be bound to each API group.

Number of APIs that can be created by a user

A maximum of 1,000 APIs can be created for each API group.

RPS

- For shared instances, the upper limit of RPS for each API group is 500. To increase the RPS, use dedicated instances.

- For dedicated instances, the upper limit of RPS selected under specific instance specifications prevails for each API group.

Maximum number of connections

- For shared instances, the maximum number of connections per user is 500. To increase this value, use dedicated instances.

- For dedicated instances, the maximum number of connections selected under specific instance specifications prevails.

Number of apps

- Each account can have a maximum of 1,000 apps by default. You can submit a ticket to apply for more quota.

- A maximum of 1,000 apps can be bound to each API. You can submit a ticket to apply for more quota.

HTTP requests and responses

- The size of the header in an HTTP request cannot exceed 8 KB.

- The size of the body in an HTTP request cannot exceed 8 MB for shared instances and cannot exceed 32 MB for dedicated instances.

- There are no limits on the size of the body in an HTTP response.