AI News Inworld AI Releases TTS-1.5 for Realtime, Production Grade Voice Agents by January 21, 2026 January 21, 2026 Inworld AI has introduced Inworld TTS-1.5, an upgrade to its TTS-1 family, which targets realtime voice agents with tighter constraints on latency, quality, and cost. TTS-1.5 is described as the … 0 FacebookTwitterPinterestEmail