Real-Time API for Voice AI Agents

Build conversational AI with sub-100ms latency[*]. OpenAI-compatible real-time API[*] for production-grade applications.

Try Real-Time API

Average processing time under 2s.[*]

Low Latency

Sub-100ms response times for natural conversations

🔗

OpenAI Compatible

Works with existing OpenAI tools and libraries

🎙️

Voice + Text

Multimodal support for voice and text inputs

📡

WebSocket Streaming

Real-time bidirectional communication

Use Cases

Customer Support Voice Agents

Handle customer inquiries with natural voice conversations. Reduce wait times and improve satisfaction with AI-powered voice support.

Real-Time Translation

Translate conversations in real-time with low latency. Enable seamless communication across language barriers.

Interactive Voice Applications

Build voice-first applications and experiences. Create engaging, interactive voice interfaces for your users.

AI Phone Assistants

Create AI-powered phone support systems. Automate call handling and provide 24/7 phone assistance.

Technical Specifications

WebSocket Connection Example

const ws = new WebSocket(
  'wss://api.chat-data.com/realtime'
);

ws.onmessage = (event) => {
  const response = JSON.parse(event.data);
  console.log(response);
};

Key Features

  • Sub-100ms latency for real-time responses
  • OpenAI-compatible endpoints
  • Support for GPT-4 and GPT-3.5 models
  • Voice and text multimodal inputs
  • No rate limits on dedicated plans

Chat Data vs OpenAI Real-Time API

FeatureChat DataOpenAI
Response TimeSub-100ms100-200ms
Rate LimitsNone (dedicated plans)Tier-based limits
Multi-Platform Deploy10+ platformsAPI only
Live Chat BackupIncludedNot available
Custom Knowledge BaseUnlimitedNot supported

Reviewed for Accuracy

Samuel Su

Founder & CEO

AI AgentsWorkflow AutomationSaaS ArchitectureCustomer Support AIProduct Strategy

Latency and compatibility claims reviewed against real-time benchmarks and API compatibility tests.[*][*]

Last reviewed on January 24, 2026.

Frequently Asked Questions

What is the real-time API?

Chat Data provides a low-latency real-time API for building voice and text AI agents in production.

Is the API OpenAI compatible?

Yes. The real-time API is designed to be OpenAI compatible so you can reuse existing tooling.

Does it support voice and text?

Yes. You can stream voice or text inputs and receive responses optimized for live conversations.

What latency can I expect?

The platform is built for sub-100ms response times to enable natural, real-time interactions.

How do I get started?

Create an account, grab an API key, and follow the API reference to build your first agent.

Get Started with Real-Time API

Try Chat Data's real-time API and build your first voice AI agent today

References

  1. [1]
    Real-time API performance benchmarks 2025 (2025-12-15)

    Latency measurements for streaming voice and text APIs.

  2. [2]
    API compatibility test suite 2025 (2025-12-05)

    Compatibility verification against OpenAI-style interfaces.

  3. [3]
    Performance benchmarks 2025 (2025-10-01)

    Lightning-fast AI response generation