Help Center/ Speech Interaction Service/ API Reference/ Real-Time TTS/ Real-Time TTS Responses/ Responses to Starting TTS
Updated on 2025-09-12 GMT+08:00
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Responses to Starting TTS

Function

When the speech synthesis engine receives a real-time speech synthesis request, it first sends a synthesis start response to the client, indicating that it has begun processing the speech synthesis request.

Response Parameters

Table 1 Response parameters

Parameter

Type

Description

resp_type

String

Response type. The value is START, indicating the start of speech synthesis.

trace_id

String

Internal token of the service, which can be used to trace a specific process in logs.

Example

{ 
    "resp_type": "START",
    "trace_id": "567e8537-a89c-13c3-a882-826321939651" 
}

Status Codes

See Status Codes.

Error Codes

See Error Codes.

Parent topic: Real-Time TTS Responses