To understand the current and future uses of AI voice agents, it helps to look at one of the toughest places they were first used: emergency services. LiveKit, started in 2021, is a platform that lets developers add audio, video, and data features to apps in real time. In January 2024, LiveKit released the LiveKit Agents framework. This supports AI agents that respond to voice, video, and text with smart reasoning skills in real time.
Emergency 911 dispatch is one of the most important uses of these AI technologies because it needs very fast and reliable responses with clear speech. LiveKit works with Cartesia, which created Sonic—an AI voice model that uses State Space Models (SSMs). Sonic can keep track of a conversation for a long time without losing context. This is better than older transformer models that have trouble with long talks.
Cartesia’s Sonic model answers in under 100 milliseconds. This lets AI agents reply instantly with natural and clear speech in 14 languages. The system can handle many calls at the same time, making it good for emergency communication across the country where uptime and clear speech are very important.
Because these AI agents are reliable and precise, they help healthcare and emergency service groups keep their services running without stopping. They also provide patient-friendly communication using natural voices.
After emergency services, real-time AI voice and video agents are now being used in different areas. One big area is autonomous vehicles. Here, these AI agents help with data from sensors, making quick decisions, and talking with passengers.
In self-driving cars, AI must take in data from many sensors and cameras all at once. It has to quickly decide what to do and tell passengers or control centers what is happening. Like emergency dispatch, these AI agents need to respond in under a second to keep people safe and make the ride smooth. The State Space Model used by Sonic helps process data continuously without breaks that older AI often has.
Voice interaction in self-driving cars makes it easier for passengers to use the car without their hands. They can talk to the car for directions, entertainment, emergencies, and vehicle checks. AI agents give natural, human-like answers in many languages. This helps many people in the United States including those who do not speak English as their first language.
As self-driving cars become more common, using real-time AI voice agents helps people trust and interact better with these vehicles. This can make using them safer and more popular.
Another area using real-time AI voice and video agents is immersive gaming. Many games try to make their worlds feel real by letting Non-Player Characters (NPCs) talk naturally with players. Using platforms like LiveKit, game creators can add AI NPCs that chat with players as the game goes on, making the game more interesting.
AI agents that create natural speech let game characters have long, real-feeling talks with players. The same technology used in emergency services—fast responses, keeping context, and multiple languages—makes sure these AI characters reply quickly and clearly. They can even change what they say based on what happens in the game.
Although gaming seems far from healthcare, the same AI tools can help train medical workers or teach patients. Hospitals and medical schools can use AI voice agents in virtual settings to train staff or explain procedures. These AI systems can answer questions and react to people in real time.
Real-time AI voice and video agents are also useful in businesses, especially in systems for making decisions and communication. Adding AI agents to meetings, customer help, and internal talks can make teams faster and work better.
For healthcare leaders and IT teams, AI agents can help answer patient questions, book appointments, or handle urgent needs without delays. These agents can talk with many people at once and use natural language to make conversations clear and helpful, anytime day or night.
LiveKit and Cartesia’s platform can handle many calls at once with high uptime, which is important for healthcare groups that get busy or have busy times. These AI agents can be set up with about 50 lines of code, so IT teams can quickly add them to fit their office work.
Healthcare workers and leaders want to use AI voice agents to make office work easier. Medical staff often get busy with phone calls for scheduling, patient follow-up, and insurance checks. Using AI to handle these repetitive tasks can save time and prevent mistakes.
Healthcare offices can use AI voice and video agents to:
AI agents on fast platforms with natural speech models help healthcare offices run more smoothly. Keeping track of conversations means patients do not have to repeat themselves, making communication less frustrating.
AI voice agents also help sort patient calls, find urgent needs first, and alert staff quickly. They understand what patients say and give fitting answers, which helps care happen faster and reduces wait times.
Using AI voice and video agents in healthcare needs careful attention to some important technical points:
Healthcare IT staff and leaders should work with providers who meet these needs and offer solid platforms like LiveKit and Cartesia.
Artificial Intelligence is changing not just emergency communication but many healthcare areas. Research by Adib Bin Rashid, MD, and Ashfakul Karim Kausik shows that AI combined with machine learning, big data, the Internet of Things, and natural language processing helps with patient checks, diagnosis, personalized care, and running healthcare better.
AI virtual helpers that work around the clock give health advice, remind patients to take medicine, check symptoms, and offer emotional support. This helps patients follow their care plans and stay healthier. Adding AI voice agents in phone systems lets patients reach help anytime without long waits or dropped calls.
There are still challenges like building the right systems, patients knowing how to use technology, and following rules. But companies like LiveKit and Cartesia keep improving AI tools that will play a bigger part in U.S. healthcare.
Real-time AI voice and video agents, first used in emergency services, are now useful in many areas like self-driving cars, immersive games, and business decision platforms. For healthcare offices in the United States, these AI tools offer:
Knowing what these AI agents can do helps healthcare leaders plan smart investments that make patient access easier, improve satisfaction, and run their offices better.
This growing technology supports a future where healthcare communication happens all the time, feels personal, and is efficient—helping medical offices handle more work while keeping good care.
LiveKit is a real-time platform founded in 2021 that enables developers to integrate video, voice, and data capabilities into applications. It pioneers real-time voice/video AI, providing infrastructure used by enterprises for critical uses including emergency communications like 911 dispatch through AI voice agents, ensuring reliability and natural interaction.
Challenges include achieving ultra-low latency for real-time responses, generating natural and lifelike voices, supporting multilingual communication globally, ensuring scalability for high concurrent user demands, and maintaining coherent long-term context in multimodal conversations without performance degradation.
Cartesia’s Sonic utilizes State Space Models (SSMs) architecture enabling streaming data processing natively, achieving sub-100 millisecond latency to first audio. This ultra-low latency supports hyper-responsive, real-time reasoning essential for emergency dispatch and other mission-critical AI voice interactions.
Lifelike, contextually aware speech ensures AI agents can replace humans in high-stakes calls, providing understandable and consistent communication. This reduces caller frustration and enhances trust and clarity during emergencies, critical for effective 911 dispatch and patient interaction scenarios.
SSMs maintain state and process streaming multimodal data continuously, enabling AI agents to hold coherent conversations over hours or days without frequent reloading or sequence length limits inherent in transformers, which struggle with long-term context in real-time, continuous interactions.
They offer enterprise-grade infrastructure capable of supporting high volumes of concurrent users with guaranteed uptime during peak demands. This ensures 911 emergency dispatch AI voice agents remain operational and reliable even under massive call loads.
Cartesia supports 14 languages with consistent industry-leading latency, quality, and accuracy, enabling emergency AI agents to interact naturally with diverse populations and enhance accessibility in multilingual regions globally.
Developers can use LiveKit’s framework combined with Cartesia’s Sonic text-to-speech API to create voice agents with minimal code (around 50 lines). Agents run on local or cloud servers, connecting seamlessly through WebRTC, allowing customization of business logic and smooth deployment in emergency communication platforms.
Besides emergency services, applications include immersive gaming with AI NPCs, real-time telemetry and decision-making in autonomous vehicles, and enterprise solutions that integrate voice and image AI capabilities, demonstrating the versatility of LiveKit and Cartesia’s technology.
Real-time multimodal AI supports audio, video, and text processing simultaneously, providing context-rich, coherent interaction. This helps emergency agents understand complex situations better, enabling accurate, timely, and human-like responses vital for managing emergencies effectively and improving patient or caller experience.
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