You don't have to guess at Instagram and Facebook — Meta publishes more about how they work than most people realize. One honest note up front: these are great for reach and staying top-of-mind, but they're a weaker source for Ai answers than places like Reddit or YouTube, because they're mostly closed to the outside. Treat them as presence, not citations.
Instagram: the first few seconds decide everything
Short version: Watch time, then shares, then likes — in that order of importance.
Instagram's head has said plainly that the signals that matter most are how long people watch (the opening few seconds of a Reel make or break it), how often people send it to a friend in a DM, and then likes. Sends are the quiet superpower — they're how you reach people who don't follow you yet. So make something genuinely worth watching to the end and worth passing along.
Facebook: it rewards conversation
Short version: Posts that spark real back-and-forth get shown more.
Facebook's system scores each post and gives a boost to ones that spark meaningful interaction — genuine comments and conversation among the people connected to you, not just reactions. Native photos and videos that get people talking beat link-drops and bait.
Instagram and Facebook are reach engines, not citation engines. Use them to be remembered — not to be quoted by Ai.
What this means for you
Short version: Lead with a hook, make it shareable, and prompt real conversation.
For Instagram, open strong and make content people send to friends. For Facebook, post things that invite a genuine reply. Just don't expect either to be where Ai picks up your business — for that, the work is being talked about in the open, credible places assistants actually read.
Where this comes from: Meta's own Transparency Center documentation on Facebook feed ranking and Instagram's head's public statements on its top signals. We're describing the mechanics, not promising a result.