List all assistants

{
  "assistants": [
    {
      "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",
      "name": "Customer Support Agent",
      "business_name": "Acme Corp",
      "notification_email": "support@acme.com",
      "first_message": "Hello, welcome to Acme. How can I help you today?",
      "is_active": true,
      "max_duration_seconds": 300,
      "autonomous_silence_handling": true,
      "silence_timeout_seconds": 8,
      "voicemail_detection": true,
      "voicemail_message": "Hello, this is Acme Corp. We will call you back at a later time. Thank you!",
      "gdpr_mode": false,
      "webhook_url": "http://example.com",
      "webhook_secret": "string",
      "webhook_events": [
        "string"
      ],
      "analysis_plan": {
        "structured_data_plan": {
          "enabled": true,
          "schema": {
            "type": "object",
            "properties": {
              "intent": {
                "type": "string"
              },
              "sentiment": {
                "type": "string",
                "enum": [
                  "positive",
                  "neutral",
                  "negative"
                ]
              },
              "appointment_booked": {
                "type": "boolean"
              }
            }
          },
          "messages": [
            {
              "role": "system",
              "content": "Analyze the following call transcript according to this schema: {{schema}}"
            }
          ]
        },
        "min_messages_threshold": 5
      },
      "stt_config": {
        "provider": "deepgram",
        "model": "nova-3-general",
        "language": "en",
        "keyterms": [
          "yes",
          "no",
          "okay",
          "Acme"
        ],
        "tag_audio_events": true,
        "include_timestamps": false,
        "sample_rate": 16000,
        "languages": [
          "nl",
          "en"
        ],
        "code_switching": true,
        "region": "eu-west",
        "endpointing": 0.05,
        "custom_vocabulary": [
          "HMS Sovereign",
          "Flireo"
        ],
        "translation_enabled": false,
        "translation_target_languages": [
          "en"
        ]
      },
      "llm_config": {
        "provider": "openai",
        "model": "gpt-5.4",
        "voice": "ara",
        "vertexai": false,
        "location": "europe-west4",
        "analysis_model": "gemini-2.5-flash-lite",
        "temperature": 0.7,
        "messages": [
          {
            "role": "system",
            "content": "string"
          }
        ],
        "tools": [
          {
            "name": "lookup_contact",
            "description": "Look up contact information by name or phone number",
            "url": "https://n8n.example.com/webhook/contacts",
            "async": false,
            "parameters": {
              "type": "object",
              "properties": {
                "query": {
                  "type": "string",
                  "description": "Name or phone number to search"
                }
              },
              "required": [
                "query"
              ]
            }
          }
        ]
      },
      "tts_config": {
        "provider": "elevenlabs",
        "voice_id": "ukiwGs47sHyibruHJ1vg",
        "model": "eleven_flash_v2_5",
        "language": "nl",
        "stability": 0.5,
        "similarity_boost": 0.75,
        "use_speaker_boost": true,
        "speed": 1,
        "style": 0,
        "instructions": "Speak in a friendly and engaging tone."
      },
      "created_at": "2019-08-24T14:15:22Z",
      "updated_at": "2019-08-24T14:15:22Z"
    }
  ]
}

{
  "error": "Invalid API key",
  "message": "string"
}