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OpenRTB HTTP Headers

Demand Partners


OpenX Ad Exchange sets the following HTTP headers in each bid request:

Header typeDescription
X-OpenX-IdContains the value of id in the User object of the bid request.
X-OpenX-RtbContains the value of buyeruid in the User object of the bid request.
x-openrtb-versionContains the OpenRTB version of the bid request, such as 2.5.
Content-EncodingIndicates the request’s compression method (if any), such as gzip.

Note: This header (if populated) indicates that the request needs to be decompressed and the type of compression used.
Accept-EncodingIndicates the accepted options of compression in bid responses, such as gzip.

Note: Compressed responses are not required.