NovaSynth by Noveum

NovaSynth is a self-service platform for automated voice agent testing over phone or LiveKit. Configure AI callers and scenarios, test interruptions and background noise, and run single or batch calls. Review recordings, transcripts and evaluations to identify regressions after prompt or workflow changes. The free plan includes 2,500 shared monthly Noveum credits; Pro starts at $69 per month. Voice testing uses 100 credits per minute.