Automatización de llamadas usando el agente Ultravox y Twilio

• •Pueden requerirse credenciales de autenticación para la API de destino

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        "content": "## Automated Outbound Calls: connect Ultravox AI Agents to Phone Calls with Twilio\n\nThis workflow transforms n8n into a call automation system, where AI agents can talk directly with people over the phone using Twilio.\n\nThis workflow integrates Ultravox AI voice agents with Twilio’s telephony service to fully automate outbound phone calls\n\nUltravox generates the AI conversation and audio, while Twilio handles the PSTN connection to the actual phone network, with the two services connected in real-time via a media stream."
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        "content": "## STEP 1 - Buy a Phone Number on Twilio\n- Log into your [Twilio Console](https://www.twilio.com/)\n- Navigate to Phone Numbers\n- Search for Available Numbers\n- Select Your Number\n- Click \"Buy This Number\" to finalize the purchase\n- Get \"Accound SID\" and \"Auth Token\" and set these in \"Twilio Call\" node\n- Set 'twilio_number' in \"Set Params\" node (+1xxxxxxxxxx)\n"
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        "content": "## STEP 2 - Create an Agent on Ultravox\n- Log into your [Ultravox App](https://app.ultravox.ai/)\n- Click on \"Agents\" and \"New Agent\"\n- Set Voice, Tools (optional), System Prompt\n- Save and get your Agent ID\n- Set 'agent_id' in \"Set Params\" node\n"
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        "content": "## STEP 3 - Make a Call\n- Set your 'phone_number' in \"Set Params\" node\n- Execute WF"
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