Announcing Stellar’s acquisition of Callbase — AI Voice Agent platform for regulated enterprises. Stellar acquires Callbase. Learn more →

Exceptional customer service that scales.
AI agents that deliver.

Automate the routine 70% of customer requests across Voice, Chat and Email while maintaining an exceptional customer experience, thanks to Stellar’s AI-native customer contact platform.

  • 70% autonomous resolution
  • 50% cost savings
  • Live in weeks
  • ISO 27001 & EU hosted

Powering exceptional customer service at scale for companies like

Medux
Q-Park
Landal
Vanbreda
ConsumentenClaim
NVM Service Office
Medipoint
IBC
24Rosa
And many others
Medux
Q-Park
Landal
Vanbreda
ConsumentenClaim
NVM Service Office
Medipoint
IBC
24Rosa
And many others
Omnichannel

One AI agent platform for all customer service interactions, across voice, email, and chat.

Deploy AI agents that pick up the phone, answer emails, and reply to chat messages alongside your existing team. Let your team focus on the 30% of requests where personal service truly makes a difference, while Stellar's AI agents autonomously resolve the remaining 70% of requestsvia incredibly lifelike conversations.

50+ languages supported
Results

Proven results from established brands already relying on Stellar in production.

Stellar’s AI agents have handled hundreds of thousands of customer conversations for established brands, with measurable impact on the metrics that matter: meaningful improvements to average time to resolution, average handling time, customer experience, and operating cost.

47% Lower cost per resolved call
33% Increase in service level

How Q-Park relies on Stellar’s AI voice agents to ensure customers get immediate assistance for simple requests, and managed to reduce average time to resolution while improving cost per call.

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20% Higher resolution rate than previous AI voice agent vendor on same flows
40% Lower cost per call

How Stellar’s AI voice agents allow Medux and Medipoint’s calling customers to schedule in-store appointments, coordinate delivery times, and check delivery status with 0 wait times.

“With Stellar the customer experience is much better than our previous AI voice solution. Way more dynamic and natural.”
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80% Authentication success rate
95% Accurate routing (vs 65% in IVR)

How Vanbreda replaced their old IVR setup with Stellar to improve authentication and routing of their customers, ensuring customers get the correct help faster while lowering average handling times.

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1,500 Calls handled daily by Stellar
2 Brands served by the same AI agent

How guests calling to Landal or Roompot get immediate answers for common questions and are effectively routed to the correct support queue or park for other requests thanks to Stellar’s AI Voice agents. To reduce average handling times, Stellar helps find the correct booking while customers wait in the queue to prepare all required info for the next available representative.

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95% Of calls autonomously completed by AI agent
97% Correct intent detection

How the NVM realtor association’s service office uses Stellar to answer customers calling outside of office hours, and register service requests in their system.

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Stellar Studio

Your control center for AI customer service agents

Stellar’s Studio lets you confidently create and operate your AI customer service agents, and comes with built-in tooling to effectively design, test, deploy and monitor your agents.

  • Stellar’s Agent Editor makes it easy to design and iterate on your agents. Define your agent persona, specify the procedures to follow for each request, connect to external APIs, and configure guardrails and evaluation criteria.

  • Test your agent in Stellar’s Playground via voice and chat, or evaluate your agent using automated test suites.

  • Stellar automates QA for every interaction using a set of built-in evaluation criteria, and allows writing your own custom evaluation criteria. Monitoring dashboards, summaries, automated CSAT scoring, recordings and transcripts help quickly drill down on problem areas.

Get a tailored demo of Stellar Studio
Security & compliance

Enterprise-grade security and reliability.

Stellar is built with enterprise-grade security and reliability at its core, and trusted by leading enterprises across industries such as insurance, hospitality and retail.

  • ISO 27001 certified and GDPR compliant
  • Zero Data Retention and EU Data Residency contracts with our LLM providers ensure no data is stored by the LLM providers, and all data remains in Europe
  • Your data is never used for training the underlying AI models
  • A sophisticated set of built-in guardrails shields your AI agents from attackers with malicious intent

Combined with a suite of tools to effectively audit, test and monitor your AI agents, you can go to production with confidence.

Visit Stellar’s Trust Center for certification & security controls
ISO 27001 certified and GDPR compliant
Integrations

Seamless integration with your existing technology stack.

Stellar integrates with any customer support system, telephony provider, CRM, or REST API to power your AI agents.

Ready for the future of customer service?

Book a demo