What is OP (Original Poster)?
OP stands for Original Poster — the user who submitted the initial post in a thread. Reddit marks the OP's comments with an 'OP' badge in comment threads, distinguishing their replies from other participants. This label matters because OP comments receive additional weight in community perception: when OP responds to a comment, it signals engagement and investment in the discussion. OPs who do not respond to their own thread are sometimes criticized for 'hit-and-run posting.' In AMA (Ask Me Anything) threads, OP engagement is the entire point of the format.
Why it matters for Reddit marketing
Understanding OP dynamics is critical for response-based Reddit marketing. When you comment on someone else's post (where they are the OP), your comment is evaluated partly in the context of whether it actually helps the OP. Responses that directly address the OP's specific situation — not a generic answer — are both more valuable to the community and more likely to generate conversation. If you are the OP (posting your own thread), failing to respond to comments signals low-effort posting and damages credibility.
How RedditGrow helps
RedditGrow's opportunity detection identifies threads where the OP's question directly matches your product's use case, and the AI response generator tailors replies to address the specific details the OP mentioned — not a templated answer that ignores the original context.