X (formerly Twitter) has shipped more features in the last 18 months than in the previous decade. Long-form posts, video, Spaces, Communities, Notes, Premium subscriptions, monetisation, AI-powered search — the platform is unrecognisable from the 140-character tweet days. Most users still use 10% of what's available.
Here's the working tour of X's actual feature set, what's worth using, and what's marketing fluff.
Twitter / X features worth knowing
1. Long-form posts (up to 25,000 characters)
Premium subscribers can post up to 25,000 characters in a single tweet — essentially mini-essays. Long-form posts get longer feed real estate and a "Show more" expansion. Useful for thought leadership; weaker for shareability than threads.
2. Threads
Multi-tweet posts that reads as a sequential argument. Free, available to everyone. Best for storytelling, frameworks, and lists. Algorithm rewards completion rate — readers who reach the last tweet boost your distribution.
3. Spaces (audio rooms)
Live audio rooms like Clubhouse. Free to host and join. Best for live Q&As, breaking-news commentary, and community building. Limited replay value; treat as live-only content.
4. Communities
Topic-specific subgroups inside X. Members opt in; posts in a Community reach members at higher rates than the public feed. Best for niche audiences (developers, marketers, creators).
5. X Premium subscription
Paid tier ($8-22/month) unlocks edit-tweet, longer posts, lower ads, prioritised replies, blue checkmark verification, monetisation eligibility. The biggest practical lift: edit-tweet (fixes typos within 30 minutes).
6. Creator monetisation
Eligible creators earn a share of ad revenue from their replies and posts. Eligibility: 500+ followers, X Premium, 5M impressions over 3 months. Payouts vary from $50 to thousands per month.
7. Long-form video
Up to 3-hour video uploads for Premium subscribers. Strongest reach format on X right now. YouTube-style content increasingly cross-posts here.
8. Grok AI assistant
X's in-app AI assistant (available to Premium subscribers). Useful for fast questions on trending topics and live search. Quality varies by query type.
9. Lists
Curated feeds of accounts you follow. Build a "must-read" list of 20 niche accounts; check it daily. Lists bypass the algorithmic feed and surface chronological content from selected accounts.
10. Bookmarks
Private save feature. Save tweets for later reading. Bookmark count is a strong but private engagement signal — the algorithm reads bookmarks even though users can't see counts.
11. Quote tweets
Reposting with your own commentary. The single most powerful organic-growth tool on X. Quote tweets reach the quoted account's audience + your own. Use to add insight to viral takes.
12. X Articles (long-form blogging)
Newsletter-style long-form posts inside X. Useful for thought leadership but less SEO value than a personal blog. Premium feature.
13. Polls
4-option polls inside tweets. Run for 1-7 days. Drive engagement and gather real audience input. Underused.
14. Hide replies
Hide low-quality replies from public view without blocking the user. Useful for moderating controversial posts.
15. Followers-only post mode
Make individual tweets visible only to your followers. Useful for nuanced takes you don't want amplified to outsiders.
Features you can ignore
- Twitter Blue checkmark "verification." Now confers little authority since it's paid.
- Live shopping. Underused; not where audiences buy.
- Newsletter (Revue): Discontinued. Replaced by Articles.
- Fleets (Stories-style): Discontinued. Use Spaces or threads instead.
X feature set vs. other platforms
| Feature | X | Closest equivalent elsewhere |
|---|---|---|
| Threads | Native | LinkedIn long posts |
| Spaces | Native | Clubhouse, Instagram Live |
| Communities | Native | Reddit, Facebook Groups |
| Long-form articles | Native (Premium) | LinkedIn Articles, Medium |
| AI assistant | Grok | ChatGPT, Claude (separate apps) |
| Creator payouts | Ad-revenue share | YouTube Ad Revenue, TikTok Creator Fund |
Most-impactful X features for creators
- Threads — primary content format on X.
- Long-form video — strongest reach format right now.
- Communities — niche audience building.
- Premium subscription — unlocks editing + monetisation.
- Quote tweets — fastest organic-growth tool.
Most-impactful X features for brands
- Spaces — live customer Q&As.
- Polls — fast audience research.
- Long-form video — product launches.
- Quote tweets — community-management.
- Hide replies — moderate brand mentions.
FAQ
What are the main X / Twitter features?
Threads, Spaces (audio rooms), Communities, X Premium subscription, long-form posts, long-form video, Grok AI, Lists, Bookmarks, Quote tweets, Polls, and Hide replies.
Is X Premium worth it?
For creators yes — unlocks edit-tweet, longer posts, monetisation eligibility, and lower ad load. For casual users, no.
What are X Spaces?
Live audio rooms (like Clubhouse). Anyone can host or join. Best for Q&As, live commentary, and community building.
What are X Communities?
Topic-specific subgroups. Posts in a Community reach members at higher rates than the public feed. Best for niche audience building.
How do X creator payouts work?
Eligible creators earn a share of ad revenue from their replies and posts. Eligibility: 500+ followers, X Premium subscription, 5M impressions over 3 months.
Next steps
If you're new: start with threads + Lists. Curate a 20-account list of voices in your niche; check daily. Post one thread per week. Add Spaces and Communities after 3 months of consistent posting.
For more on Twitter strategy, see best time to post on Twitter, scheduling tweets, and social-media content marketing.
