Example
json
{
"type": "session.input_transcript.delta",
"event_id": "evt_input_transcript_001",
"delta": "A table for two at seven, please.",
"start_ms": 1600,
"end_ms": 3400
}session.output_transcript.delta
A transcript fragment for assistant output audio in the Live session. Accumulate fragments in delivery order; these events do not define complete turns or include a transcript-done event.