Management repeatedly pointed to Voice as a standout area in 2025. Viggiano said Voice revenue growth accelerated to the high teens in Q4 , its best growth rate since 2022, and that voice AI revenue growth accelerated above 60% year-over-year . Shipchandler said Voice strength was aided in part by voice AI use cases and described those applications as early innings that should become more conversational and cross-channel over time.Chief Financial Officer Aidan Viggiano said Q4 revenue rose 14% year-over-yea ...