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          • realtime.server.error
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          • realtime.server.input_audio_buffer.cleared
          • realtime.server.input_audio_buffer.committed
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          • realtime.server.input_audio_buffer.timeout_triggered
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          • realtime.server.response.content_part.added
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          • realtime.server.response.output_audio.done
          • realtime.server.response.output_audio_transcript.delta
          • realtime.server.response.output_audio_transcript.done
          • realtime.server.response.output_item.added
          • realtime.server.response.output_item.done
          • realtime.server.response.output_text.delta
          • realtime.server.response.output_text.done
          • realtime.server.mcp_list_tools.completed
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          • realtime.server.mcp_list_tools.in_progress
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REST: Server events

Written by
Yandex Cloud
Updated at December 30, 2025

Realtime server-to-client events.

MethodsMethods

Method

Description

realtime.server.error

error

realtime.server.session.created

session.created

realtime.server.session.updated

session.updated

realtime.server.conversation.item.added

conversation.item.added

realtime.server.conversation.item.created

conversation.item.created

realtime.server.conversation.item.deleted

conversation.item.deleted

realtime.server.conversation.item.done

conversation.item.done

realtime.server.conversation.item.input_audio_transcription.completed

conversation.item.input_audio_transcription.completed

realtime.server.conversation.item.input_audio_transcription.delta

conversation.item.input_audio_transcription.delta '[CURRENTLY NOT SUPPORTED]'

realtime.server.conversation.item.input_audio_transcription.failed

conversation.item.input_audio_transcription.failed '[CURRENTLY NOT SUPPORTED]'

realtime.server.conversation.item.input_audio_transcription.segment

conversation.item.input_audio_transcription.segment '[CURRENTLY NOT SUPPORTED]'

realtime.server.conversation.item.retrieved

conversation.item.retrieved

realtime.server.conversation.item.truncated

conversation.item.truncated

realtime.server.input_audio_buffer.cleared

input_audio_buffer.cleared '[CURRENTLY NOT SUPPORTED]'

realtime.server.input_audio_buffer.committed

input_audio_buffer.committed

realtime.server.input_audio_buffer.dtmf_event_received

input_audio_buffer.dtmf_event_received '[CURRENTLY NOT SUPPORTED]'

realtime.server.input_audio_buffer.speech_started

input_audio_buffer.speech_started

realtime.server.input_audio_buffer.speech_stopped

input_audio_buffer.speech_stopped

realtime.server.input_audio_buffer.timeout_triggered

input_audio_buffer.timeout_triggered '[CURRENTLY NOT SUPPORTED]'

realtime.server.output_audio_buffer.cleared

output_audio_buffer.cleared '[CURRENTLY NOT SUPPORTED]'

realtime.server.output_audio_buffer.started

output_audio_buffer.started '[CURRENTLY NOT SUPPORTED]'

realtime.server.output_audio_buffer.stopped

output_audio_buffer.stopped '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.content_part.added

response.content_part.added

realtime.server.response.content_part.done

response.content_part.done

realtime.server.response.created

response.created

realtime.server.response.done

response.done

realtime.server.response.function_call_arguments.delta

response.function_call_arguments.delta

realtime.server.response.function_call_arguments.done

response.function_call_arguments.done

realtime.server.response.mcp_call.completed

response.mcp_call.completed '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.mcp_call.failed

response.mcp_call.failed '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.mcp_call.in_progress

response.mcp_call.in_progress '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.mcp_call_arguments.delta

response.mcp_call_arguments.delta '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.mcp_call_arguments.done

response.mcp_call_arguments.done

realtime.server.response.output_audio.delta

response.output_audio.delta '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.output_audio.done

response.output_audio.done '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.output_audio_transcript.delta

response.output_audio_transcript.delta '[CURRENTLY NOT SUPPORTED]'

realtime.server.response.output_audio_transcript.done

response.output_audio_transcript.done

realtime.server.response.output_item.added

response.output_item.added

realtime.server.response.output_item.done

response.output_item.done

realtime.server.response.output_text.delta

response.output_text.delta [CURRENTLY NOT SUPPORTTED]

realtime.server.response.output_text.done

response.output_text.done '[CURRENTLY NOT SUPPORTED]'

realtime.server.mcp_list_tools.completed

mcp_list_tools.completed

realtime.server.mcp_list_tools.failed

mcp_list_tools.failed

realtime.server.mcp_list_tools.in_progress

mcp_list_tools.in_progress

realtime.server.rate_limits.updated

rate_limits.updated '[CURRENTLY NOT SUPPORTED]'

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