What benchmark would you build for “reply quality” in SDR generation? [D]

<!-- SC_OFF --><div class="md"><p>Working on evaluating some AI-generated outbound (SDR-style emails along with follow-ups), and I’m running into a weird problem. Everyone talks about better personalisation or higher reply rates, but when you actually try to benchmark quality it gets messy fast. </p> <p>A few things we’ve looked at: </p> <p>a)reply rate (obvious, but noisy with a delayed signal)</