ConversationalAIEvents

Contains complete agent message. Sent with first audio chunk. Used for display and history. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#agent_response

Contains truncated response after interruption. Updates displayed message. Maintains conversation accuracy. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#agent_response_correction

Represents a function call the agent wants the client to execute. Contains tool name, tool call ID, and parameters. Requires client-side execution of the function and sending the result back to the server. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#client_tool_call

Contains contextual information to be added to the conversation state. https://elevenlabs.io/docs/conversational-ai/api-reference/conversational-ai/websocket#receive.Contextual-Update

Automatically sent when starting a conversation. Initializes conversation settings and parameters. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#conversation_initiation_metadata

The HTTP response event.

Contains preliminary text from the agent. https://elevenlabs.io/docs/conversational-ai/api-reference/conversational-ai/websocket#receive.Internal-Tentative-Agent-Response

Contains event id of interrupted event. https://elevenlabs.io/docs/conversational-ai/api-reference/conversational-ai/websocket#receive.Interruption

Health check event requiring immediate response. Used to maintain WebSocket connection. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#ping

The unknown event.

Contains finalized speech-to-text results. Represents complete user utterances. Used for conversation history. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#user_transcript

Voice Activity Detection score event. Indicates the probability that the user is speaking. Values range from 0 to 1, where higher values indicate higher confidence of speech. https://elevenlabs.io/docs/conversational-ai/customization/events/client-events#vad_score