Function ValidateAIGatewayProviderModel

coderd/x/chatd/model_routing_aibridge.go:93–101

ValidateAIGatewayProviderModel rejects slash-namespaced models on OpenRouter-like providers typed as openai, where the provider type strips the vendor prefix.

(provider database.AIProvider, model string)

// OpenRouter-like providers typed as openai, where the provider type
// strips the vendor prefix.
func ValidateAIGatewayProviderModel(provider database.AIProvider, model string) error {
	if provider.Type != database.AiProviderTypeOpenai {
		return nil
	}
	if !isSlashNamespacedAIGatewayModel(model) || !isOpenRouterLikeAIGatewayProvider(provider) {
		return nil
	}
	return xerrors.New("OpenRouter-like provider configured as type openai does not support slash-namespaced models")
}

func isSlashNamespacedAIGatewayModel(model string) bool {
	prefix, suffix, ok := strings.Cut(strings.TrimSpace(model), "/")