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Bid.langb

The language of the creative as an IETF BCP 47 tag, such as pt-BR or zh-Hant. Added in 2.6; send either this or Bid.language, not both.

CurrentstringOptionalSince 2.6-202204

Field facts

Path
seatbid.bid.langb
Object
Bid
Type
string
Requirement
Optional
Added
OpenRTB 2.6-202204
Spec section
4.2.3

How it is used

Exchanges compare it with BidRequest.wlangb. Use it when the regional or script variant matters, such as Brazilian rather than European Portuguese.

Example

Where the field sits in a payload, with everything else left out:

{
  "seatbid": [
    {
      "bid": [
        {
          "langb": "en-US"
        }
      ]
    }
  ]
}

Version history

Added in OpenRTB 2.6-202204, and present in the latest snapshot. The table shows how each version's spec text types the field.

VersionsType in the specRequiredDeprecated
2.6-202204Added in the first 2.6 release, published without a structured text archive; the 2.6-202210 republication is the first tagged text.
2.6-202210 to 2.6-202606stringNoNo

Related fields

Other Bid fields

For a walkthrough of the whole object, read Bid response anatomy.