A built-in hosted entry in vendor:model form.
Optional language: null | stringA language tag such as es or en-US; null for automatic language; omitted for the legacy
English default.
The language option to open the entry with, or null when the entry has no priced route for automatic language (a Deepgram entry given null).
For a malformed entry or a language that is not a language tag.
Wire options for the priced model. Nova-3's monolingual row requires an explicit language; automatic language would require a separately verified model/tariff. OpenAI omits the language field for automatic recognition.