ToolCallsPayload

Payload sent when the AI needs to execute a tool/function.

xAI Realtime Notes:
xAI Grok Realtime supports native function calling with the same webhook format.
Tool definitions use the same OpenAI-compatible schema.

{
    "message": {
        "type": "tool-calls",
        "timestamp": "2019-08-24T14:15:22.123Z",
        "call": {
            "id": "5c4d030f-43e3-4e65-899e-8148521e660f",
            "type": "inboundPhoneCall",
            "status": "ringing",
            "pipeline": "standard"
        },
        "phoneNumber": {
            "number": "+31850835037",
            "name": "Flireo Demo"
        },
        "customer": {
            "number": "+31612345678"
        },
        "toolCallList": [
            {
                "id": "tool_abc123def456",
                "type": "function",
                "function": {
                    "name": "lookup_contact",
                    "arguments": {
                        "query": "Jan de Vries"
                    }
                }
            }
        ]
    }
}