We deliver secure, customizable AI agents built on in-house Agentic AI with market-leading speech recognition and flexible LLM options. Our platform supports on-prem and cloud deployment, enabling multilingual automation with TTS options.
conversations handled every month across our AI platform
>98%
speech recognition accuracy in real-world contact center audio
Our Strengths Against Kore AI
Market-leading speech recognition
SESTEK delivers ~98% speech recognition accuracy and customizable solutions, including industry terms and advanced TTS. No dependency on another vendor.
Customizable deployment options for data privacy
Offer on-premises, hybrid, and SaaS deployment options, ideal for businesses with strict data privacy needs.
In-House biometrics expertise
Advanced security and faster authentication with features like advanced voice-based security, emotion detection, and natural-sounding TTS technologies.
Flexible LLM solutions
Enable private LLMs for data privacy and control, while supporting public LLMs like OpenAI.
"Not only for our customers but also for our partners [brokers], we want to be accessible 24/7 and be able to respond to their inquiries fast. With the virtual assistant we developed with Sestek, we are improving the experience of our whole ecosystem."
GROUPAMA TURKEY
24%
of customer requests without live agents
3
full-time-equivalent agent time saved
17%
of customer inquiries done during out-of-working hours
Knowledge to power your AI transformation
Explore our curated library of whitepapers, reports, and expert guides to discover how Conversational AI and Agentic Automation are reshaping modern banking customer service.