Vapi · Schema

ServerMessageResponseAssistantRequest

Artificial IntelligenceVoiceAgentsReal-TimeCPaaSConversational AIVoice AIVoice Agents

Properties

Name Type Description
destination object This is the destination to transfer the inbound call to. This will immediately transfer without using any assistants. If this is sent, `assistantId`, `assistant`, `squadId`, and `squad` are ignored.
assistantId string This is the assistant ID that will be used for the call. To use a transient assistant, use `assistant` instead. To start a call with: - Assistant, use `assistantId` or `assistant` - Squad, use `squadI
assistant object This is the assistant that will be used for the call. To use an existing assistant, use `assistantId` instead. To start a call with: - Assistant, use `assistant` - Squad, use `squad` - Workflow, use `
assistantOverrides object These are the overrides for the `assistant` or `assistantId`'s settings and template variables.
squadId string This is the squad that will be used for the call. To use a transient squad, use `squad` instead. To start a call with: - Assistant, use `assistant` or `assistantId` - Squad, use `squad` or `squadId` -
squad object This is a squad that will be used for the call. To use an existing squad, use `squadId` instead. To start a call with: - Assistant, use `assistant` or `assistantId` - Squad, use `squad` or `squadId` -
squadOverrides object These are the overrides for the `squad` or `squadId`'s member settings and template variables. This will apply to all members of the squad.
workflowId string This is the workflow that will be used for the call. To use a transient workflow, use `workflow` instead. To start a call with: - Assistant, use `assistant` or `assistantId` - Squad, use `squad` or `s
workflow object This is a workflow that will be used for the call. To use an existing workflow, use `workflowId` instead. To start a call with: - Assistant, use `assistant` or `assistantId` - Squad, use `squad` or `s
workflowOverrides object These are the overrides for the `workflow` or `workflowId`'s settings and template variables.
error string This is the error if the call shouldn't be accepted. This is spoken to the customer. If this is sent, `assistantId`, `assistant`, `squadId`, `squad`, and `destination` are ignored.
View JSON Schema on GitHub

JSON Schema

vapi-servermessageresponseassistantrequest-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/ServerMessageResponseAssistantRequest",
  "title": "ServerMessageResponseAssistantRequest",
  "type": "object",
  "properties": {
    "destination": {
      "description": "This is the destination to transfer the inbound call to. This will immediately transfer without using any assistants.\n\nIf this is sent, `assistantId`, `assistant`, `squadId`, and `squad` are ignored.",
      "oneOf": [
        {
          "$ref": "#/components/schemas/TransferDestinationNumber",
          "title": "NumberTransferDestination"
        },
        {
          "$ref": "#/components/schemas/TransferDestinationSip",
          "title": "SipTransferDestination"
        }
      ]
    },
    "assistantId": {
      "type": "string",
      "description": "This is the assistant ID that will be used for the call. To use a transient assistant, use `assistant` instead.\n\nTo start a call with:\n- Assistant, use `assistantId` or `assistant`\n- Squad, use `squadId` or `squad`\n- Workflow, use `workflowId` or `workflow`"
    },
    "assistant": {
      "description": "This is the assistant that will be used for the call. To use an existing assistant, use `assistantId` instead.\n\nTo start a call with:\n- Assistant, use `assistant`\n- Squad, use `squad`\n- Workflow, use `workflow`",
      "allOf": [
        {
          "$ref": "#/components/schemas/CreateAssistantDTO"
        }
      ]
    },
    "assistantOverrides": {
      "description": "These are the overrides for the `assistant` or `assistantId`'s settings and template variables.",
      "allOf": [
        {
          "$ref": "#/components/schemas/AssistantOverrides"
        }
      ]
    },
    "squadId": {
      "type": "string",
      "description": "This is the squad that will be used for the call. To use a transient squad, use `squad` instead.\n\nTo start a call with:\n- Assistant, use `assistant` or `assistantId`\n- Squad, use `squad` or `squadId`\n- Workflow, use `workflow` or `workflowId`"
    },
    "squad": {
      "description": "This is a squad that will be used for the call. To use an existing squad, use `squadId` instead.\n\nTo start a call with:\n- Assistant, use `assistant` or `assistantId`\n- Squad, use `squad` or `squadId`\n- Workflow, use `workflow` or `workflowId`",
      "allOf": [
        {
          "$ref": "#/components/schemas/CreateSquadDTO"
        }
      ]
    },
    "squadOverrides": {
      "description": "These are the overrides for the `squad` or `squadId`'s member settings and template variables.\nThis will apply to all members of the squad.",
      "allOf": [
        {
          "$ref": "#/components/schemas/AssistantOverrides"
        }
      ]
    },
    "workflowId": {
      "type": "string",
      "description": "This is the workflow that will be used for the call. To use a transient workflow, use `workflow` instead.\n\nTo start a call with:\n- Assistant, use `assistant` or `assistantId`\n- Squad, use `squad` or `squadId`\n- Workflow, use `workflow` or `workflowId`"
    },
    "workflow": {
      "description": "This is a workflow that will be used for the call. To use an existing workflow, use `workflowId` instead.\n\nTo start a call with:\n- Assistant, use `assistant` or `assistantId`\n- Squad, use `squad` or `squadId`\n- Workflow, use `workflow` or `workflowId`",
      "allOf": [
        {
          "$ref": "#/components/schemas/CreateWorkflowDTO"
        }
      ]
    },
    "workflowOverrides": {
      "description": "These are the overrides for the `workflow` or `workflowId`'s settings and template variables.",
      "allOf": [
        {
          "$ref": "#/components/schemas/WorkflowOverrides"
        }
      ]
    },
    "error": {
      "type": "string",
      "description": "This is the error if the call shouldn't be accepted. This is spoken to the customer.\n\nIf this is sent, `assistantId`, `assistant`, `squadId`, `squad`, and `destination` are ignored."
    }
  }
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this
  • find_json_schemasBrowse and filter every JSON Schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/vapi-servermessageresponseassistantrequest"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.