Vapi is the Voice AI platform for developers.

Vapi AI

{
  "members": [
    {
      "assistantId": "2a2226b1-2045-43a0-9e11-b26a315edad8",
      "assistantOverrides": {
        "model": {
          "model": "gpt-4o-mini",
          "provider": "openai"
        },
        "voice": {
          "model": "eleven_turbo_v2",
          "voiceId": "sarah",
          "provider": "11labs",
          "stability": 0.5,
          "similarityBoost": 0.75,
          "fillerInjectionEnabled": false
        },
        "serverMessages": ["end-of-call-report"],
        "backchannelingEnabled": false,
        "backgroundDenoisingEnabled": false,
        "firstMessageMode": "assistant-speaks-first-with-model-generated-message"
      },
      "assistantDestinations": [
        {
          "description": "Hand of the caller, when they gave an answer to question number 6.",
          "type": "assistant",
          "assistantName": "Scorer",
          "message": "Give me a sec."
        }
      ]
    },