Inworld AI, a privately owned company headquartered in the United States, was founded in 2021 and employs approximately 80 individuals. It specializes in generative AI. Functioning as a character engine, Inworld AI powers AI-driven characters for gaming, entertainment, and interactive experiences.
On August 28, 2026, Inworld AI open-sourced its TTS Open Evaluation Toolkit, designed to sample text-to-speech (TTS) systems, evaluate audio offline, and build comparable reports by storing configuration alongside per-sample measurements, as announced by Aleksey Tikhonov, Head of ML/AI Research. Previously, on June 16, 2026, Inworld AI forged a strategic partnership with Tencent Cloud, Tencent's cloud business, to provide a one-stop lifelike real-time voice AI solution. This followed developments on June 15, 2026, where Inworld AI's Realtime API was utilized to build conversational voice agents with Mastra.
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