So far I’ve only tested this on my local dev site. I’m seeing small action posts in the embedded comments even when I’m logged out of both my Discourse site and my blog or logged in as a non-staff user. I can test this on a production site if needed, but I’m not seeing anything in the Discourse code that filters out small action posts for embedded comments. For example, this post has an an actual comment (with a post_type of 1) that’s not being displayed:
