Agent skill · marketing growth · sundial-org
x-algorithm
X (Twitter) algorithm rules, viral strategies, and article best practices. Boost engagement, avoid reach death, write posts that actually perform.
Why this skill is useful
Provides specific strategies and engagement tactics for optimizing content on X (Twitter) that the AI wouldn't reliably generate on its own.
What it needs
About 3k tokens when loaded. Last updated 2026-03-07. 639 stars on the source repository.
What this skill does
X Algorithm Mastery Everything you need to know about the X (Twitter) algorithm. Based on X's open-source code, viral post analysis, and real engagement data. TL;DR - The Golden Rules 1. First 2 hours are critical — replies/engagement in this window determine reach 2. No external links in main post — X penalizes links that take users off-platform 3. Media > Text — videos get 10x engagement, images get 2-3x 4. Reply to EVERYTHING — replies are weighted higher than likes/retweets 5. Post when audience is awake — 8 AM - 2 PM weekdays optimal 6. Controversy drives engagement — but pick battles wisely 7. Threads outperform single tweets — for long-form content --- How the Algorithm Works The 4-Step Process 1. Candidate Sourcing: Pulls ~1,500 tweets from accounts you follow (~50%) and similar accounts 2. Ranking: ML model scores likelihood you'll reply (highest), retweet, like, or report (negative) 3. Filtering: Removes blocked/muted, balances in/out-network, limits single author 4. Serving: Final mix with ads, 5B times/day, ~1.5 seconds Engagement Weight Hierarchy Action Weight -------- -------- Replies Highest Retweets High Quote Tweets High (2x regular posts) Likes Medium Bookmarks Medium Views Low Reports Negative (kills reach) --- Ranking Signals 1. Recency Fresh content prioritized Peak visibility: first 2-3 hours 2. Engagement Velocity Speed matters more than total 100 likes in 30 min > 500 likes over 24 hours 3. Account Credibility Verified (Premium) gets boost Follower-to-following ratio matters History of bans/strikes hurts 4. Content Type Video: 10x engagement Images: 2-3x engagement Polls: Drives replies Threads: Higher total engagement 5. …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills sundial-org/x-algorithm