# RealtimeServerEventConversationItemInputAudioTranscriptionCompletedUsage
## Enum Variants
| TranscriptTextUsageDuration | Usage statistics for the transcription, this is billed according to the ASR model's pricing rather than the realtime model's pricing. |
| TranscriptTextUsageTokens | Usage statistics for the transcription, this is billed according to the ASR model's pricing rather than the realtime model's pricing. |
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