Sesame AI
Crossing the Uncanny Valley of Voice
Meet Maya and Miles, AI voice companions so natural and expressive, you'll forget you're talking to AI

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Experience Sesame AI's Advanced Voice Technology
Listen to examples of our AI voice technology demonstrating natural speech patterns, emotional expression, and multilingual capabilities
Paralinguistics
Foreign Words
Sentences from Base TTS
Contextual Expressivity
Samples from Expresso, continuation after chime
Pronunciation Correction
Pronunciation correction sentence is a recording, all other audio is generated.
Conversations with Multiple Speakers
Single generation using audio prompts from two speakers
Breakthrough AI Voice Technology
Sesame AI breaks the limitations of traditional AI voice, providing a natural voice experience that crosses the 'uncanny valley,' making your interactions with AI unprecedentedly real
Ultra-Natural Voice Expression
Maya and Miles' voices are so natural and fluid, with emotional fluctuations and tonal variations, you'll forget you're communicating with AI
Deep Contextual Understanding
Not just responding to your questions, Sesame AI understands conversation context, providing a coherent and meaningful communication experience
Personalized Voice Companions from Sesame AI
Choose Maya or Miles as your AI companion and experience unique personality traits and communication styles, creating an interaction tailored just for you
Emotionally Intelligent Responses from Sesame AI
Sesame AI can recognize and respond to your emotional state, providing empathetic conversations that create more humanized interactions
Real-time Natural Conversation
Say goodbye to mechanical delays and enjoy smooth real-time conversation experiences from Sesame AI, including natural pauses, tone variations, and emotional expressions
Immersive Interactive Experience with Sesame AI
Breaking the limitations of traditional AI voice, creating a truly immersive conversational experience that makes your interactions with AI more natural and enjoyable
How Sesame AI Voice Companions Work
Powered by our breakthrough Conversational Speech Model (CSM)
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Natural voice interaction with emotional intelligence and contextual awareness
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Responsive conversations with human-like pauses, tone shifts, and expressions
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Continuous learning to better understand your preferences and needs
Why Choose Sesame AI Voice Companions
The most natural voice AI experience available today
- Voice Presence Technology
- Sesame AI create a sense of genuine presence through emotional intelligence and natural conversational dynamics.
- Human-Like Expressivity
- Experience micro-pauses, tone shifts, and emotional responses that make conversations feel real and engaging.
- Contextual Understanding
- Sesame AI remembers your conversation history and adapts its tone and style to match the situation.
- Consistent Personality
- Interact with Maya or Miles, voice companions with distinct, reliable personalities that build trust over time.
What People Are Saying About Sesame AI
Discover how Sesame AI is transforming voice interaction across industries, from technology experts to everyday users
Sean Hollister
Senior Editor, The Verge
Arjun Sha
Tech Journalist, Beebom
Aminu Abdullahi
Technology Writer, eWeek
Sean Hollister
Senior Editor, The Verge
Arjun Sha
Tech Journalist, Beebom
Aminu Abdullahi
Technology Writer, eWeek
Sean Hollister
Senior Editor, The Verge
Arjun Sha
Tech Journalist, Beebom
Aminu Abdullahi
Technology Writer, eWeek
Sean Hollister
Senior Editor, The Verge
Arjun Sha
Tech Journalist, Beebom
Aminu Abdullahi
Technology Writer, eWeek
Dr. Sarah Chen
AI Ethics Researcher, Stanford University
Michael Rodriguez
Voice Technology Director, Silicon Valley Innovation Lab
Emma Thompson
Digital Experience Analyst, Future Technologies Review
Dr. Sarah Chen
AI Ethics Researcher, Stanford University
Michael Rodriguez
Voice Technology Director, Silicon Valley Innovation Lab
Emma Thompson
Digital Experience Analyst, Future Technologies Review
Dr. Sarah Chen
AI Ethics Researcher, Stanford University
Michael Rodriguez
Voice Technology Director, Silicon Valley Innovation Lab
Emma Thompson
Digital Experience Analyst, Future Technologies Review
Dr. Sarah Chen
AI Ethics Researcher, Stanford University
Michael Rodriguez
Voice Technology Director, Silicon Valley Innovation Lab
Emma Thompson
Digital Experience Analyst, Future Technologies Review
Frequently Asked Questions about Sesame AI
Learn more about our revolutionary voice companions: Sesame AI
What is Sesame AI?
Sesame AI is a revolutionary voice AI platform that offers natural voice companions named Maya and Miles. It uses breakthrough Conversational Speech Model (CSM) technology to create AI voice interactions that feel genuinely human-like, with emotional intelligence and contextual awareness.
What is key features of Sesame AI?
Sesame AI's key features include: Voice Presence Technology for genuine emotional intelligence and natural conversational dynamics, Human-Like Expressivity with micro-pauses and tone shifts, Contextual Understanding that remembers conversation history, and Consistent Personality through its companions Maya and Miles. The platform is powered by CSM (Conversational Speech Model) and can detect emotional cues in users' voices.
How is Sesame AI different from other voice assistants?
Sesame AI focuses on 'voice presence' — the magical quality that makes spoken interactions feel real through emotional intelligence, natural timing, contextual awareness, and consistent personality. Unlike other voice assistants that sound flat or mechanical, our companions Maya and Miles feel expressive, responsive, and emotionally aware.
What technology powers Sesame AI voice companions?
Sesame AI is powered by our Conversational Speech Model (CSM), a transformer-based multimodal model for speech generation. We've trained models on close to 1 million hours of audio to create voice companions that understand context and adapt in real-time.
Can Sesame AI understand my emotions?
Yes, Sesame AI can detect emotional cues in your voice and respond appropriately. If you sound tired or unenthusiastic, it might ask if everything is okay or try to cheer you up.
What languages does Sesame AI support?
Currently, Sesame AI primarily supports English with some multilingual capability. We're working to expand to over 20 languages in the coming months.
Is Sesame AI developing wearable technology?
Yes, Sesame AI is developing lightweight eyeglass wearables designed to be worn all day, giving you convenient access to your AI companion who can observe the world alongside you.
How secure and private are conversations with Sesame AI?
We take privacy and security seriously. All conversations with Sesame AI are encrypted end-to-end, and voice data is processed in real-time without permanent storage. While calls may be recorded for quality review, they are automatically deleted within 30 days and are never used for model training without explicit consent.
What are the practical applications of Sesame AI in daily life?
Sesame AI can enhance various aspects of daily life, from serving as a personal assistant for tasks and reminders, to being a conversational partner for language practice or companionship. Its emotional intelligence and contextual awareness make Sesame AI particularly valuable for professional settings, educational purposes, and personal productivity enhancement.
Is there a free trial available, and what are the subscription options?
Yes, you can try Sesame AI for free with no credit card required. Sesame AI allows you to experience our revolutionary voice companions Maya and Miles firsthand. After the trial, we offer flexible subscription plans to suit different needs and usage levels.
Can't find what you're looking for? Reach out to our email: [email protected]
Experience the Future of Voice Interaction Today
Try Sesame AI's revolutionary voice companions Maya and Miles and discover the most natural, engaging AI voice experience available. Whether you're looking for a helpful assistant, an engaging conversationalist, or just someone to talk to, Sesame AI is here to make your life better through the power of voice.
Try Sesame AI Free