List of Index's Prebid Server releases

The following is a list of changes to the Prebid Server A server-to-server parallel bidding integration to retrieve demand from Index and all other SSPs and exchanges. Index Exchange (Index) adapter. For more information about adapter versions or to view older versions, see the Prebid Server open source GitHub page.

Release version	Release date (YYYY-MM-DD)	Description
3.16.0	2025-04-08	Support for receiving the `ext.ixdiag` field sent in bid requests.
2.16.0	2024-04-30	Support for OpenRTB An open industry standard for communication between buyers and sellers of online advertising in real-time bidding auctions. It's published by the IAB. 2.6 fields in the adapter.
2.1.0	2023-11-28	Support for Privacy Sandbox APIs.
0.269.0	2023-08-08	Support for sending `app.publisher.id` in bid requests.
0.262.1	2023-07-06	Updated cookie-sync URLs to pass `&gpp` and `&gpp_sid` parameters. Support for multi-impression requests.
0.246.0	2023-01-25	Fixed overwriting of bids while building bid responses.
0.239.0	2023-01-25	Support for GPP string in the adapter.