When you call APIs of Volcano Engine, requests are sent to the specified service addresses, which must meet the signature requirements of Volcano Engine and contain the business information specific to the APIs.

The following content describes the request structure of Volcano Engine APIs.

Service addresses

The API address varies based on different regions. For details, see Service addresses.

Communication protocols

All APIs send requests by using HTTPS, which provides a highly secure communication channel.

Request methods

APIs only support POST requests.

warning

When you use the POST method, Action and Version in the public parameters must be placed in the Query String.

Request parameters

The API requests of Volcano Engine consist of two types of parameters:

Public request parameters: the request parameters that are required for each API. For more details, please refer to the Public parameters documentation.

API request parameters: the request parameters specific to each API. For detailed information, see the corresponding API documentation.

Character encoding

Both the request and response results are encoded using the UTF-8 character set.

Last updated: 2026.03.31 10:58:11

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