About r/OpenAI
In its own words:
OpenAI is an AI research and deployment company. OpenAI's mission is to create safe and powerful AI that benefits all of humanity. We are an unofficially-run community. OpenAI makes Sora, ChatGPT, and DALL·E 3.
Community guide
r/OpenAI (#386, about 2.9 million) is an unofficial community around OpenAI’s research/products (ChatGPT, Sora, DALL·E, etc.). Rules: relevance, civility, limited self-promo, no selling, no low-quality content, concise accurate titles, NSFW limits. Discussion/question heavy (~89.2 ppd).
OpenAI-relevant talk
News, questions, projects, and model discussion fit when clearly tied to OpenAI topics—not generic AI spam.
Quality and promo
Limit self-promotion, don’t sell, keep titles accurate, and avoid low-quality dumps.
SubMouse Editorial
The community was created on Dec 11, 2015, which makes it 10 years old. Since Oct 26, 2026, it has gained 4,584 subscribers (+0.16%). It sits just behind r/ChildrenFallingOver (#385) and ahead of r/Twitch (#387) in our ranking.
What sets r/OpenAI apart
For its size it is unusually busy: about 30.8 new posts a day per million members, more than 82% of the Top 100. It is also one of the faster-growing big communities: its 1.06% gain since Sep 19, 2026 beats 96% of the Top 100.
Subscriber growth
Between Sep 19, 2026 and Nov 2, 2026, r/OpenAI climbed from 2,866,257 to 2,896,741 subscribers (+30.5K, +1.06%). That is about 693 new members per day. The chart uses our weekly snapshots (9 so far), so it gets longer every week.
What r/OpenAI talks about
We read the titles of 632 recent posts (Oct 29–Nov 5), the words that come up most are “chatgpt”, “sam”, “ram”, “codex” and “altman”. Other frequent themes are model, usage, chat, astra, pro and api. Recurring phrases include “sam altman”, “chatgpt pro”, “api credits” and “gpt-6 astra”. By format, 56% are text posts, 23% are images and 9% are links.
Popular post flairs: Discussion (259), Question (126), Image (58), News (42), Article (37), Project (32).
Activity and best time to post
r/OpenAI gets about 89 new posts a day. The public archive holds 139,770 posts and 1,825,081 comments in total, about 13.1 comments per post.
Rules of r/OpenAI
The moderators of r/OpenAI list 8 rules. In short:
- Rule 1: Relevance
- Rule 2: Be Civil
- Rule 3: Limit Self-Promotion
- Rule 4: No Selling
- Rule 5: No Low-Quality Content
- Rule 6: Concise, Accurate Titles
- Rule 7: NSFW Content
- Rule 8: AutoMod
How to join
Open reddit.com/r/OpenAI and press “Join”. Read the community rules in the sidebar before you post: every subreddit is run by its own volunteer moderators.
Frequently asked questions
How big is r/OpenAI?
r/OpenAI has 2,896,741 subscribers (Nov 2, 2026), which makes it the #386 safe-for-work subreddit in the SubMouse ranking. It added 30,484 members between Sep 19, 2026 and Nov 2, 2026.
When was r/OpenAI created?
r/OpenAI was created on Dec 11, 2015, so it has been around for 10 years.
Is r/OpenAI still active?
Yes. r/OpenAI gets about 89 new posts a day (average of the last four weeks). Over its lifetime the archive counts 139,770 posts and 1,825,081 comments. In a sample of 632 recent posts we counted 521 different authors.
What kind of posts are on r/OpenAI?
The community describes itself as: “OpenAI is an AI research and deployment company. OpenAI's mission is to create safe and powerful AI that benefits all of humanity. We are an unofficially-run community. OpenAI makes Sora, ChatGPT, and DALL·E 3.” Recent post titles often mention chatgpt, sam, ram, codex and altman. Most posts are text posts (56%).
Is r/OpenAI SFW?
Yes. Reddit does not mark r/OpenAI as an 18+ (NSFW) community, and its own rules forbid NSFW content. SubMouse lists safe-for-work subreddits only.
What are the rules of r/OpenAI?
Join the community on Reddit first, then use “Create post”. r/OpenAI accepts both text and link posts, with images, videos, galleries and polls enabled. It has 8 posted rules, starting with: “Rule 1: Relevance”; “Rule 2: Be Civil”; “Rule 3: Limit Self-Promotion”. Moderators remove posts that break the rules, so read them in the sidebar before posting.
What subreddits are similar to r/OpenAI?
Communities with similar topics include r/ChatGPT (11.7M), r/beginnerfitness (3M), r/teslamotors (3.5M), r/ArtificialInteligence (2M) and r/spacex (3.7M).
Stats from public data (data updated Nov 2, 2026; activity, rules and archive totals via the Arctic Shift archive, Nov 6, 2026). Point and comment counts are archive snapshots and can be lower than on Reddit today. SubMouse is an independent directory and is not affiliated with Reddit or the moderators of r/OpenAI.