KugelAudio

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Kugel is an on-prem Voice AI model supporting 30+ languages

P26·Spring 2026·B2B·San Francisco, CA, USA·Team of 4·Founded 2025

About

Kugel is an enterprise-ready TTS model, available on-prem, with a focus on 30+ languages and low latency.

Kajo Kratzenstein· Founder
Founder at KugelAudio (YC P26). Previously CTO at Sagemode, scaling an in-game AI coach to 1,000+ users with deep League of Legends integration. Built production aneurysm detection model at Floy GmbH. MA and BSc in Computer Science from Hasso Plattner Institute.
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Viktor Presber· Co-Founder
Co-Founder of KugelAudio, building foundational Text-To-Speech models for customer support. Started founding ventures at 17 with a local video production company. Later co-founded full-house.io, scaling to $300K ARR in six months with enterprise clients like Siemens Energy, Hitachi Rail, and Barilla. Previously co-founded Sagemode, securing partnerships with two major esports teams.
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