Starter kit: How to create an AI public speaking coach

By 
The Tavus Team
July 2, 2025
Table of Contents

Unlock expert-level public speaking skills with a lifelike AI coach—customizable, always available, and powered by advanced conversational video intelligence.

Imagine walking into a virtual meeting room where your AI public speaking coach greets you by name, listens closely, and gives you real-time, actionable feedback on your delivery—all through a lifelike video interface. With Tavus’s Conversational Video Interface (CVI), your AI coach goes beyond analyzing your words. It observes your body language, adapts its persona to your needs, and simulates real-world scenarios, making every practice session feel just like the real thing.

Whether you’re preparing for a high-stakes pitch or simply building everyday confidence, your AI coach is always ready to help you shine.

Why AI public speaking coaches matter

Think of an AI public speaking coach as your personal trainer for communication skills. Instead of meeting at the gym, you get feedback and practice sessions right from your laptop or phone.

In simple terms, AI public speaking coaches are digital assistants that help you practice, improve, and track your speaking skills—without needing a human coach in the room.

Breaking down barriers

Traditional coaching often comes with high costs, tricky scheduling, and, let’s be honest, a bit of intimidation. AI coaches change the game by making coaching more accessible and less stressful. You don’t have to pay by the hour, and you can practice as much as you want without feeling judged. Sessions fit into your schedule, whether that’s before breakfast or after dinner.

If you’ve ever felt nervous practicing in front of someone, AI coaches are like talking to your bathroom mirror—except this mirror gives you helpful tips. Practicing in a stress-free environment helps you build confidence on your own terms.

Who can use an AI public speaking coach?

AI public speaking coaches aren’t just for professional speakers. Executives preparing for big speeches, students working on class presentations, sales teams gearing up for pitches, and healthcare workers communicating with patients can all benefit. Really, anyone who talks to others—so, basically everyone—can find value here. Try a session tailored to your unique communication needs and see how it fits your goals.

What is an AI public speaking coach, really?

Picture an AI public speaking coach as a super-smart, always-available friend who listens to you speak and gives instant, honest feedback. These coaches analyze your speech, spot filler words like “um” and “uh,” check your pacing, and flag unclear phrases. Some, like those powered by Tavus, can even notice if you’re slouching or not making eye contact.

You get feedback instantly—no waiting for a follow-up email or meeting. AI coaches “listen” and “watch” using computer programs that recognize speech and video. Then, they use smart algorithms (think of them as recipe books for computers) to figure out what you’re doing well and what you can improve.

Practice and progress tracking

You can practice as much as you want, whenever you want. The AI tracks your progress over time, letting you see how much you’ve improved. It’s a lot like a fitness tracker, but for your speaking skills. Set new goals each week and watch your growth.

The human touch (and where AI fits in)

AI coaches excel at giving objective, data-driven feedback. However, they might not always pick up on subtle cues, like reading the room or sensing complex emotions. Many people use AI as a helpful sidekick, not a full replacement for human coaching. Use AI as your foundation, and add human feedback when you want deeper insights or nuance.

Customizing your AI coach: Personas and replicas

A persona is the personality your AI coach adopts. It’s the difference between practicing with a no-nonsense drill sergeant or a supportive cheerleader.

In plain English, an AI persona is a set of traits—like tone, style, and expertise—that shapes how your digital coach interacts with you.

Designing personas for different needs

With Tavus, you can create a variety of AI personas to match your goals. Maybe you want a coach who acts like a TED Talk veteran, offering pro-level advice. Or perhaps you’d rather practice with someone who feels like a supportive coworker. If you need to prepare for a high-pressure board meeting, you can choose a persona that pushes you to be your best.

Think about how you like to learn. Do you prefer encouragement, tough love, or detailed analysis? You can pick—or even design—a persona that fits your style.

Contextual adaptation and scenario simulation

Personas can also simulate different situations, such as boardroom presentations, job interviews, or sales pitches with a skeptical customer. It’s like having a cast of characters to help you prepare for any scenario. Practicing with these simulations helps you build confidence for any audience.

Multi-persona and group dynamics

Some platforms, including Tavus, let you practice with more than one persona at a time. Imagine role-playing a panel interview or a group presentation, all with AI “people” playing different roles. The more realistic your practice, the more confident you’ll feel in real-world situations. Try group simulations to prepare for complex speaking environments.

Designing your AI teaching assistant's persona

Creating your own AI teaching assistant persona goes beyond picking a voice or a look—it’s about defining how your coach interacts, motivates, and challenges you. With Tavus’s Conversational Video Interface, you can fine-tune every aspect of your AI’s behavior, from its tone and expertise to its ability to read your nonverbal cues.

This customization ensures your AI coach feels like a natural fit for your learning style and goals. Start by outlining the qualities you want. Do you prefer a coach who’s energetic and motivational, or one who’s calm and analytical? Next, set the expertise level—should your persona act like a seasoned executive, a peer, or a beginner? Finally, decide how your coach should deliver feedback: direct and to the point, or supportive and encouraging?

By thoughtfully designing your persona, you create a more engaging and effective coaching experience. Try drafting your ideal coach’s personality traits and testing them in real practice sessions to see what works best for you.

Step-by-step: Creating your AI teaching assistant persona

Building a powerful AI public speaking coach with Tavus’s Conversational Video Interface is straightforward and highly customizable. Here’s how to get started:

  • Define your persona’s identity. Choose a memorable name that reflects your coach’s style, such as “Sabrina the Sales Mentor.” Set the level of experience and industry focus—maybe a coach with 15 years in enterprise sales, or a peer-level assistant for students. Decide if your persona is energetic and motivational, calm and analytical, or somewhere in between. For example, a persona named “Sabrina” could be a dynamic, results-driven sales coach who uses compelling stories and actionable advice, making her feel like a trusted mentor.
  • Configure behavioral prompts. Write a detailed prompt outlining how your persona should interact, including tone, feedback style, and how they handle specific scenarios. Specify if your coach uses humor, storytelling, or direct feedback. Enable perception features so your persona can comment on eye contact, posture, and engagement. For instance, “Sabrina” might introduce herself warmly, ask about your sales challenges, and provide specific, actionable feedback—always balancing encouragement with constructive advice.
  • Set up scenario simulations. Define how your persona should switch roles, such as acting as a skeptical CTO or supportive peer. Decide if feedback is given automatically or only when requested. Configure multi-persona sessions for panel interviews or group presentations.
  • Activate the full conversational pipeline. Use Tavus’s raven-0 model to observe nonverbal cues like eye contact and gestures. Enable advanced speech recognition for real-time analysis. Power your persona’s conversation with nuanced, context-aware responses using a large language model. Ensure your coach’s voice is lifelike and expressive with text-to-speech capabilities.
  • Launch and iterate. Use Tavus’s API to start a session with your configured persona. Practice real scenarios, gather feedback, and tweak persona settings for optimal results.

By following these steps, you can craft a teaching assistant that feels authentic and adapts to your evolving needs. Start building your persona today and notice the difference in your next practice session.

Exploring what’s possible

Once you’ve set up your custom persona, Tavus’s Conversational Video Interface brings your AI public speaking coach to life. The combination of persona (the “mind”) and replica (the “face and voice”) creates a truly lifelike interaction.

CVI uses perception to read your nonverbal cues—eye contact, posture, and gestures—through the raven-0 model. It transcribes your speech in real time for instant feedback, powers nuanced, context-aware coaching responses with a large language model, and delivers feedback in a natural, expressive voice.

This complete pipeline enables your AI coach to analyze your words and respond to your presence and performance much like a human coach would. For example, your coach might say, “I noticed your eye contact was strong—great job!” or gently ask, “Would you like some quick feedback on your posture?”

With Tavus, you can even simulate complex scenarios, like multi-persona panel interviews or group presentations, making your practice sessions as realistic as possible. Dive into immersive, scenario-based training and watch your confidence grow.

Strategic ways to use your AI public speaking coach

AI public speaking coaches aren’t just for solo practice. Organizations can use them to provide everyone with the same high-quality training, whether you’re onboarding new hires or running leadership workshops.

Everyone receives consistent feedback and practice, and there are no scheduling headaches—practice fits into anyone’s calendar. AI coaches can also spot trends across teams or classes. For example, if everyone tends to speak too quickly, the AI can flag this, helping you focus future training where it’s needed most.

You can integrate AI public speaking coaches into your existing training programs, online courses, or even team meetings. They’re flexible and can fit into almost any learning setup. Make AI coaching a seamless part of your development routine and empower your team to communicate with confidence.

Looking ahead: The future of AI public speaking coaching

AI coaches will continue to improve at tailoring feedback to your needs. Imagine a coach that not only spots your “ums” but also senses when you’re nervous and offers encouragement. As emotional intelligence in AI grows, your digital coach will be able to pick up on how you’re feeling, not just what you’re saying.

Trust is key when working with AI coaches. Your data—such as practice videos and feedback—should always be kept private and secure. Look for platforms that are transparent about how they use your information. A good AI coach is like a trusted friend. If you wouldn’t share something with a stranger, make sure your AI coach is built to protect your privacy.

With Tavus’s technology, you can practice your speech with an AI coach that looks and sounds just like a real person. Create lifelike video personas and make practice feel even more real and engaging. Experience an immersive, conversational environment that prepares you for any audience.

Take the leap into the next generation of communication training and start building your skills with a lifelike AI coach today.

Ready to imagine your own AI public speaking coach? Explore the possibilities, experiment with personas, and see how far you can go. The stage is yours!

Getting started with Tavus

  • Create your Tavus account to unlock your personalized AI coaching experience.
  • Access the persona builder to design and customize your ideal AI coach.
  • Experiment with the Conversational Video Interface to practice and receive real-time feedback.

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