Voximplant Integrates Cartesia Line Voice Agents

Cloud communications platform enables developers to connect AI agents to live phone calls and messaging channels.

Published on Feb. 12, 2026

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Voximplant, a leading cloud communications platform, announced native support for the Cartesia Line, a code-first ecosystem for building AI agents. The integration allows developers to connect Cartesia Line agents directly to live phone calls, SIP trunks, WebRTC, and WhatsApp Business Calling without building any custom infrastructure.

Why it matters

This partnership between Voximplant and Cartesia Line streamlines the process of integrating advanced voice AI capabilities into real-time communications, enabling businesses to quickly deploy production-ready voice AI agents that can enhance customer experiences and reduce support costs.

The details

Voximplant manages the entire telephony layer, including media conversion, real-time streaming, phone number provisioning, SIP routing, call control, transfers, and compliance. This allows teams to focus entirely on agent logic and conversation design while the platforms handle infrastructure complexity. With Cartesia Line, developers can easily transform existing text-based chatbots into voice agents, integrate production-grade reasoning systems, or create new agents using a simple prompt.

  • Voximplant announced the integration on February 12, 2026.

The players

Voximplant

A leading cloud communications platform that enables businesses to build and scale Voice AI agents for real-time communications.

Cartesia Line

A code-first ecosystem for building AI agents that can be integrated with Voximplant's cloud communications platform.

Alexey Aylarov

Co-founder and CEO of Voximplant.

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What they’re saying

“Developers shouldn't have to choose between powerful AI and reliable telephony. Our goal is to remove the operational complexity that slows teams down. Extending Cartesia Line Agents to global telephony allows companies to move from prototype to production voice AI in record time.”

— Alexey Aylarov, Co-founder and CEO of Voximplant

The takeaway

This integration between Voximplant and Cartesia Line simplifies the process of deploying advanced voice AI capabilities, enabling businesses to enhance customer experiences and reduce support costs by quickly integrating production-ready voice AI agents into their real-time communications channels.