Check if a model identifier is a known model.
Note: This only checks against the known models list. Providers may have additional models not in this list.
Model identifier to check
true if the model is in the known models list
isKnownModel('gpt-5.2'); // trueisKnownModel('claude-3-opus'); // trueisKnownModel('custom-model'); // false Copy
isKnownModel('gpt-5.2'); // trueisKnownModel('claude-3-opus'); // trueisKnownModel('custom-model'); // false
Check if a model identifier is a known model.
Note: This only checks against the known models list. Providers may have additional models not in this list.