In a comment keyword campaign, can a public 'sent by DM' reply improve DM open rate?

Yes, adding a public 'sent by DM' reply to a comment keyword campaign can significantly improve your DM open rate by immediately notifying users that your automated message is waiting for them.

This simple public comment acts as a powerful confirmation that overcomes one of the biggest challenges in comment automation: the Instagram Message Requests folder. When someone who doesn't follow you (or who you don't follow back) receives your automated DM, it often lands in this secondary inbox, which doesn't trigger a prominent notification. Users are often unaware a message is even there.

Why a Public Reply Is Your Best Notification System

The unique angle here is that the public reply bridges the gap between a user's public action (commenting) and the private result (receiving a DM). It closes the loop, preventing them from commenting and then forgetting, or never realizing the message arrived.

• It Provides Instant Feedback: The reply confirms their comment was seen and acted upon, creating a positive user experience.

• It Directs Their Attention: A simple "Just sent it! Check your DMs" tells them exactly what to do and where to look next.

• It Creates Social Proof: Other people scrolling see that you are actively responding and delivering on your promise. This encourages more users to comment and participate, boosting your post's overall engagement.

How to Craft an Effective Public Reply

Not all public replies are created equal. To get the best results, you want the interaction to feel as natural as possible, even when automated. A good strategy is to prepare a few different versions of your reply so your comment section doesn't look like it was filled by a robot.

For example, an automation tool like StarLovin allows you to create multiple response variations. Your Public Comment Replies could randomly cycle through phrases like:

1. "Sent! It's in your DMs now."
2. "You got it! Check your inbox."
3. "Just sent that link over to your DMs!"

This small variation makes the engagement feel more authentic. By setting up a public reply as part of your comment-to-DM workflow in StarLovin, you ensure every person who comments not only gets the resource they asked for but also a clear, friendly nudge to go and open it.