Build AI Voice Agents — Automate Sales & Phone Calls w/ AI

Build AI Voice Agents — Automate Sales & Phone Calls w/ AI – taught by Khadin Akbar
Looking for a free AI voice agents course or the best AI voice agents Udemy course to learn AI voice agents online? This Udemy offering, updated July 2026, teaches you how to create, deploy, and monetize no‑code AI‑powered calling assistants that handle sales conversations, appointment setting, and customer support. You’ll walk away with practical skills, real‑world templates, and a certification‑ready portfolio that can launch an AI cold‑calling agency or supercharge an existing business.

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What You'll Learn

• Build AI voice agents using Callin AI that speak naturally and manage sales dialogs.
• Master integration of AI callers with Twilio for scalable phone‑number management and outbound routing.
• Learn how to connect agents to Zapier, WordPress, and GoHighLevel to automate CRM updates and follow‑ups.
• Understand industry‑specific deployment for home services, healthcare, finance, and recruitment.
• Create multi‑channel outreach sequences that combine AI calls, cold emails, LinkedIn DMs, and SMS.
• Implement call‑data analytics to track conversions, refine scripts, and improve agent performance.
• Apply proven agency‑building strategies to launch and monetize an AI cold‑calling service.
• Analyze real‑world case studies to replicate success in real estate, digital marketing, and consulting.

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Course Details

• Instructor: Khadin Akbar
• Rating: 4.1 stars (based on student reviews)
• Level: Beginner – Intermediate
• Language: English (en‑US)
• Certificate: Yes, upon completion
• Includes: Lifetime access, mobile‑friendly videos, downloadable resources

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What This Course Covers

1. Building AI Voice Agents with Callin AI

• Set up a Callin AI workspace and choose natural‑sounding voice models.
• Design conversation flows using drag‑and‑drop intents and response trees.
• Train agents with custom sales scripts and objection‑handling prompts.
• Test agents in real‑time and iterate based on live call recordings.

2. Connecting and Scaling with Twilio

• Register Twilio phone numbers and configure SIP credentials.
• Link Callin AI agents to Twilio’s outbound call API for high‑volume dialing.
• Manage call routing, call‑back handling, and voicemail detection.
• Optimize cost and compliance by setting regional call limits and time‑of‑day rules.

3. Automating Workflows with Zapier & Integrations

• Build Zapier automations that trigger after each completed call.
• Sync call outcomes to CRMs such as HubSpot, GoHighLevel, or custom Google Sheets.
• Automate follow‑up emails, SMS reminders, and calendar bookings.
• Connect AI agents to WordPress forms and lead‑capture pages for seamless lead flow.

4. Industry Use Cases & Script Crafting

• Create tailored scripts for real‑estate lead qualification and property tours.
• Develop healthcare appointment‑setting flows that respect privacy regulations.
• Design financial‑service outreach that handles compliance language and disclosures.
• Map customer intent using prompt engineering and refine responses for higher conversion.

5. Launching an AI Cold‑Calling Agency

• Outline a step‑by‑step agency blueprint, from pricing models to client acquisition.
• Package AI call services as a subscription or per‑lead offering.
• Use templates for proposals, service agreements, and performance dashboards.
• Scale operations by onboarding additional AI agents and delegating client management.

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Who Should Take This Course

• Sales professionals who want to automate cold calling, lead nurturing, and appointment setting.
• Entrepreneurs and small‑business owners seeking to scale outreach without hiring extra staff.
• Customer‑support managers looking to reduce repetitive call handling through AI bots.
• Aspiring agency owners eager to build a profitable AI‑driven cold‑calling service.
• No‑code builders and AI enthusiasts interested in real‑world voice‑automation applications.

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Prerequisites

• No prior coding experience required; the course is fully beginner‑friendly.
• Basic familiarity with web tools such as Google Sheets, email platforms, or CRM basics is helpful but not mandatory.

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Why Enroll in This Course

This course delivers a complete, hands‑on roadmap for turning AI voice technology into a revenue engine. A free coupon grants 100 % off for a limited time, making the training accessible while the market demand for AI‑enabled sales skyrockets. Enrolling now lets you start building agents today and stay ahead of competitors who still rely on manual cold calling.

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Course Highlights

• Lifetime access to all video lessons, templates, and future updates.
• Self‑paced learning format lets you progress on your own schedule.
• Certificate of completion to showcase your new AI automation skills.
• Mobile‑friendly content enables learning from any device, anywhere.
• Real‑world projects that result in a portfolio‑ready AI calling system.
• 30‑day money‑back guarantee for risk‑free enrollment.

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Frequently Asked Questions

Q: Is this course really free?
A: Yes. By applying the available free coupon, you can enroll at 100 % off for a limited period. The discount covers the entire course content, including all videos, resources, and the completion certificate.

Q: What will I learn in this AI voice agents course?
A: You will learn to build AI-powered voice agents, integrate them with Twilio and Zapier, automate multi‑channel outreach, analyze call performance, and launch a scalable AI cold‑calling agency. The curriculum includes hands‑on projects, industry use cases, and agency‑building strategies.

Q: Do I get a certificate after completing this course?
A: Yes. Upon finishing all required lessons and assessments, Udemy issues a certificate of completion that you can share on LinkedIn or include in your professional portfolio.

Q: Is this course suitable for beginners?
A: Absolutely. The instructor designs the material for non‑technical learners, providing step‑by‑step tutorials, downloadable templates, and no‑code tools so you can start building agents without prior programming knowledge.

Q: How long do I have to enroll for free?
A: The free coupon is available for a limited time, typically a few weeks after it is posted. Enroll as soon as possible to secure the 100 % discount before the offer expires.

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Final Thoughts

Build AI Voice Agents — Automate Sales & Phone Calls w/ AI equips salespeople, entrepreneurs, and marketers with the practical know‑how to automate phone outreach and generate predictable revenue. Whether you aim to launch an agency or boost your own business, this Udemy course provides the tools and confidence to start building AI voice agents today. Begin your learning journey now and let the AI do the talking!