We've generated over 100,000 automated replies on X through HelperX. Not generic "great post!" messages — contextual, varied responses that read the original tweet and craft a relevant reply.

Here's what we learned about using LLMs for social media engagement at scale, and the technical decisions that made the difference between "obviously a bot" and "surprisingly thoughtful."

The requirements

An AI-generated reply for X automation needs to:

Read the original tweet and respond to its actual content