Standard HTTP Request and Response Headers - XBOX Game Development Documentation

Request Headers

The following table lists the standard HTTP headers used when making XBOX Live Services requests.

Header	Value	Description
x-xbl-contract-version	1	API contract version. Required on all XBOX Live Services requests.
Authorization	STSTokenString	STS authentication token. The value for this header is retrieved from the GetTokenAndSignatureResult.Token property.
Content-Type	application/xml, application/json, multipart/form-data or application/x-www-form-urlencoded	Specifies the type of content being submitted with a request.
Content-Length	Integer value	Specifies the length of the data being submitted in a POST request.
Accept-Language	String	Specifies how to localize any strings returned. See Advanced XBOX 360 Programming for a list of valid language/locale combinations.

Response Headers

The following table lists the standard HTTP header used in XBOX Live Services responses. | Header| Value| Description| | --- | --- | --- | --- | --- | --- | | Content-Type| application/xml, application/json| Specifies the type of content being returned.| | Content-Length| Integer value| Specifies the length of the data being returned.|

See also

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Additional Reference

Last modified on October 29, 2026

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