X Algorithm Playbook

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The definitive guide to maximizing your reach on X (Twitter), based on reverse-engineering the open-source algorithm.

View the Project on GitHub tang-vu/x-algorithm-playbook

Profile Optimization Checklist

Optimize your profile for maximum conversion (profile visit → follow).


Why Profile Matters

The algorithm tracks profile_click as a positive signal. When someone clicks your profile:

Profile visit → They decide to follow (or not) in seconds

Your profile is your conversion page.


Profile Picture

Requirements

Testing


Header/Banner Image

Requirements

Ideas

Type Example
Value prop “Helping X achieve Y”
Social proof Logos, numbers, testimonials
Personal brand Signature style/colors
Featured work Product shots, content preview

Bio (160 characters max)

Structure Template

[What you do] + [Who you help] + [Unique value/credential]

Requirements

Examples

❌ Bad:

"Entrepreneur. Investor. Dreamer. Making the world better."

✅ Good:

"Helping SaaS founders hit $1M ARR | Built 3 exits | Daily growth tactics"

Checklist


Location


Requirements

  1. Lead magnet / newsletter signup
  2. Key resource for your audience
  3. Personal site
  4. Link-in-bio page (if multiple offers)

Pinned Tweet

This is CRITICAL

The pinned tweet is the first content people see. It should convert visitors to followers.

Best Types of Pinned Tweets

Type When to Use
Best-performing thread Showcase your best content
Value-packed resource Attract your target audience
Introduction post “Here’s who I am and what I share”
Lead magnet Convert followers to subscribers
Viral hit Social proof of good content

Checklist


Recent Posts

When someone visits your profile, they see your recent posts.

Requirements

Red Flags to Fix


Full Profile Audit Checklist

Run this monthly:

Visual Elements

Text Elements

Content Elements

Conversion Test

Ask yourself: If I landed on this profile for the first time, would I follow?


A/B Testing Ideas

Experiment with:

Element Test Ideas
Bio Different value props
Pinned Different content types
Banner Different messages
Profile pic Professional vs casual

Track: Profile visits → follows conversion


Quick Reference

PROFILE MUST-HAVES:
□ Clear, professional profile pic
□ Banner with value prop
□ Bio that converts (160 chars max)
□ Link to best destination
□ Pinned tweet is best content
□ Recent posts match niche

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