ChatGPT referrals deliver 49% lead rate, topping all marketing channels
Invoca's 2026 benchmark report, based on 70 million voice and SMS conversations, shows calls referred by ChatGPT convert into qualified leads at a 49% rate – about 10 points above the next‑best channel. The finding signals that AI‑driven research is delivering the highest‑intent buyers, forcing marketers to adapt routing and response strategies.