Voice AI

Cartesia x Famulor: Revolutionizing Voice AI with Sonic

Por Famulor AI TeamPublicado el November 30, 2025

Discover the groundbreaking collaboration between Cartesia and Famulor, where real-time AI voice technology meets GDPR compliance. By leveraging Cartesia's Sonic model, Famulor offers ultra-realistic,...

Cartesia x Famulor: Revolutionizing Voice AI with Sonic

Discover the groundbreaking collaboration between Cartesia and Famulor, where real-time AI voice technology meets GDPR compliance. By leveraging Cartesia's Sonic model, Famulor offers ultra-realistic, multilingual, and customizable voice AI solutions designed for seamless and secure communication. Join us as we explore how this partnership is transforming voice AI with unparalleled speed, quality, and data protection.

In an era where communication efficiency is paramount, businesses are constantly seeking innovative solutions that enhance customer interactions while ensuring compliance with strict data protection regulations. Enter Famulor, Germany's leading provider of Voice AI, who has partnered with Cartesia to integrate the Sonic model into its offerings. This collaboration promises not only cutting-edge AI voice capabilities but also peace of mind through GDPR compliance. Famulor's integration of Cartesia's Sonic model delivers real-time voice interactions with a blazing fast 90ms time-to-first-audio, ensuring low latency and high-quality voice synthesis. This partnership addresses the critical need for reliable and secure AI voice solutions, positioning Famulor as a frontrunner in the industry.

Unveiling the Power of Sonic: Why Choose Cartesia x Famulor?

Phone AI Agent under 600ms

The collaboration between Cartesia and Famulor introduces the Sonic model, a revolutionary advancement in AI voice technology. Cartesia has meticulously designed Sonic to provide generative voice capabilities that far surpass traditional text-to-speech solutions. With its remarkable speed and quality, Sonic stands out as a leader in the field of realtime voice AI.

Blazing Fast Performance

With a time-to-first-audio of just 90ms, Sonic is the fastest generative voice model available today. This allows for real-time interactions that feel natural and immediate, enhancing customer engagement and satisfaction.

Superior Voice Quality

Ranked #1 in independent evaluations, Sonic's voice quality is unmatched, offering ultra-realistic AI-generated voices that can be tailored to fit the unique needs of any business. Whether it's adjusting pitch, speed, or emotion, Sonic provides fine-tuned control over every aspect of the voice experience.

GDPR Compliance: Ensuring Data Security and Privacy

One of the most compelling aspects of the Cartesia x Famulor partnership is its commitment to GDPR compliance. This ensures that all voice data processing meets the EU's stringent standards, upholding data subject rights and enforcing robust security measures. Businesses can confidently leverage Famulor's Voice AI knowing their customer interactions are protected by the highest levels of data security.

Scalability and Reliability

Designed for enterprise-grade applications, Sonic offers scalability and reliability without compromising on performance. Its support for over 15 languages, including English, Spanish, French, Japanese, and German, makes it a versatile solution for businesses operating in diverse markets.

Included at No Extra Cost

Famulor includes Cartesia voices at no additional cost in all subscription tiers. Users can choose between ElevenLabs Premium voices or Sonic by Cartesia, depending on their brand tone, language requirements, or emotional nuance – directly inside the Voice Library.

Famulor's GDPR Infrastructure Overview

Every component of Famulor’s platform is built for compliance, transparency, and control:

  • OpenAI GPT models via Microsoft Azure OpenAI Service in Germany West Central (not via the OpenAI API)

  • Google Gemini via Vertex AI with EU data residency

  • Anthropic Claude with GDPR-aligned EU data processing

  • Meta Llama (open-source) hosted on Azure with European storage

  • ElevenLabs Enterprise with dedicated EU infrastructure

  • Cartesia with full GDPR compliance

  • Famulor platform hosting on AWS EU and Vercel in Frankfurt, Germany (eu-central-1 / fra1)

Transforming Business Communication

Famulor's integration of Cartesia's Sonic model is more than just a technological advancement; it represents a shift in how businesses approach customer communication. By providing multilingual support and localized accents, Famulor enables companies to engage with their customers in a more personalized and effective manner.

Additionally, features such as no-code AI voice agent integration and seamless CRM system compatibility make it easy for businesses to incorporate these advanced voice solutions into their existing workflows.

FAQs: Common Questions About Cartesia x Famulor

  • What is Sonic? Sonic is an advanced AI voice model by Cartesia, known for its speed and high-quality voice synthesis.

  • How does Sonic ensure GDPR compliance? By adhering to EU regulations for data processing and security, ensuring all voice data is protected.

  • Can Sonic be integrated into existing systems? Yes, Famulor offers easy integration with popular CRM systems like HubSpot and Salesforce.

Experience the future of business communication by registering with Famulor today. Take advantage of the unparalleled capabilities of Cartesia's Sonic model and transform your customer interactions with cutting-edge voice AI technology. Register with Famulor for free now and start your 14-day free trial to revolutionize your customer service with AI telephony.

Use Cases: Where Sonic Voice AI Delivers Real Business Value

1. AI Phone Assistants in Contact Centers

Famulor's Sonic-powered voice agents can handle thousands of calls simultaneously, delivering fast, human-like responses that reduce customer wait times. They’re capable of greeting callers, understanding intent, and either completing tasks or routing the call to the right human agent. This reduces agent workload and enhances customer satisfaction—especially in industries like finance, insurance, and telecommunications.

2. E-Commerce Notifications and Support

Online retailers can use Voice AI to provide real-time updates on orders, payment issues, or delivery changes. Sonic can also act as a virtual concierge, guiding customers to the right product or support path, improving both pre-sale and post-sale service experiences. Its multilingual capabilities make it perfect for global brands operating in diverse language markets.

3. Healthcare Communication

Hospitals and clinics can use Sonic to automate appointment reminders, prescription refill calls, and intake pre-screening—all while maintaining a warm, trustworthy tone. The GDPR-compliant infrastructure ensures patient privacy is never compromised. With voice modulation and empathetic responses, Sonic is ideal for sensitive healthcare scenarios where tone truly matters.

4. Travel and Logistics

Airlines, logistics companies, and travel platforms can leverage Sonic for real-time schedule updates, disruption alerts, and personalized service calls. With ultra-low latency and support for localized accents, Sonic helps maintain brand consistency and reliability in voice across global markets—whether in English, German, or Japanese.

Brand Differentiation Through Voice

Voice is the new digital brand interface. With Sonic, companies can define their brand’s tone through fine-grained control over voice parameters. Want your voice to sound excited, calm, authoritative, or caring? Sonic makes it possible, allowing for consistent and intentional voice branding across every automated customer touchpoint.

Moreover, custom voice cloning options enable enterprises to deploy signature voices—whether modeled after a spokesperson, support persona, or internal character—without losing Sonic's real-time speed and fidelity.

Built for Enterprise. Trusted for Compliance.

Famulor and Cartesia deliver a unique blend: innovative, emotion-rich generative voice tech with enterprise-grade scalability and EU-grade data protection. Sonic is not only fast and flexible, but also aligned with enterprise legal, IT, and compliance expectations.

By default, all voice data is processed within EU-resident infrastructure, and contracts include GDPR-aligned data processing agreements. Companies retain full control over recordings, usage rights, and data retention policies—ensuring transparency and minimizing regulatory risk.

What’s Next: Voice AI as a Strategic Asset

As more customer service and sales operations shift toward automation, voice becomes the most powerful channel for delivering human-like interaction at scale. With Cartesia's Sonic voice model embedded in Famulor, this becomes a reality—without complexity or compliance concerns.


Calculadora ROI

Calcula tu ROI automatizando llamadas

Descubre cuánto podrías ahorrar al usar voice agents con IA.

Número de agentes humanos40
5200
Horas por día6
412
Salario por hora (€)€22
1260

Resultado ROI

ROI 228%

Minutos necesarios288,000
Plan recomendadoscale
Costo total agentes humanos
105.600 €/mes
Costo agentes IA
32.239 €/mes
Ahorro estimado
73.361 €/mes

Whether you're aiming to build the next generation of AI-driven contact centers, replace outdated IVR systems, or simply provide multilingual, 24/7 voice support, Sonic and Famulor offer a turnkey, no-code platform to start today.

Get Started with Sonic on Famulor

Don’t settle for robotic voice assistants that frustrate more than they help. Join the leading organizations across Europe and beyond that are building customer trust through GDPR-compliant, real-time voice AI.

Sign up with Famulor now and gain access to Sonic by Cartesia for free in your existing plan. Start your 14-day trial and experience how fast, human, and secure Voice AI can be.

AI Phone Assistant

Start now with AI Telephony

Create your own AI phone assistant in minutes. No coding required - simply configure and get started.

24/7 AIAlways available
No-CodeSetup in minutes
ScalableUnlimited calls

250+ Integrations available

Integration 1
Integration 2
Integration 3
Integration 4
Integration 5
Integration 6
Integration 7
Integration 8
Integration 9
Integration 10
Integration 11
Integration 12
Famulor AI Phone Assistant

Responde primero. Crece rápido.

Suscríbase para recibir las últimas noticias, actualizaciones de productos y contenido de IA seleccionado.