Platforms: X (Twitter)
Guides X post copy creation and optimization. Use for generating publish-ready posts, threads, and content that performs on X. Suitable for copy agents, design agents (image specs), and video agents (video post specs).
When invoking: On first use, if helpful, open with 1-2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.
Output: Publish-Ready Copy
This skill enables agents to generate X post copy that can be published directly. Output includes character-counted text, thread structure, and platform-compliant formatting.
Character Limits
| Type |
Limit |
Notes |
| Standard post |
280 characters |
Most users |
| Premium |
25,000 characters |
X Premium subscribers |
| URL |
Counts as 23 chars |
t.co shortens all links |
| Emoji |
~2 chars each |
Varies by emoji |
Optimal Lengths (Engagement)
| Use Case |
Characters |
Purpose |
| General |
71-100 |
Sweet spot for engagement |
| Promotional |
120-130 |
Product/offer posts |
| Question |
60-80 |
Drive replies |
| Retweet-friendly |
~116 |
Leaves room for "RT @user:" |
Thread Format
- Structure: 3-5 connected posts; number as 1/5, 2/5, etc.
- First post: Strong hook; no "thread" in first line
- Last post: CTA, summary, or question
- Each post: ~80 chars; can stand alone
Post Structure (Hook + Value + CTA)
| Part |
Ratio |
Guideline |
| Hook |
10% |
First 1-2 lines; question, fact, or emotion; ~50 chars |
| Value |
70% |
Practical info; use thread for depth |
| CTA |
20% |
Call for reply, question, or action |
End with open question to drive replies. Thread structure can extend impressions ~10x.
Algorithm (Grok AI)
Signal Weights
| Signal |
Impact |
| Replies |
Highest (~54-75x likes); quality > quantity |
| Author replies |
Active reply chains ~75x visibility |
| Bookmark |
2026 signal; saves boost recommendation |
| Media |
Images/video ~2x; video 2-4x exposure |
| External links |
Reduce score ~50%; prefer internal refs |
| Post limit |
5-8/day; >10/day reduces later visibility ~80% |
Content: Open questions, controversial views, stories; avoid "RT if agree" bait.
TweepCred
| Threshold |
Effect |
| < 65 |
Only last 3 posts enter For You |
| New accounts |
Need +17 to appear in feed |
| Blue V |
Auto 100 points |
Monitor account health; avoid spam, bulk ops, excessive links.
Distribution
Posts tested in small group first; early interaction (first 30 min) decides reach. Niche consistency helps SimClusters match.
Link Optimization
| Practice |
Guideline |
| Penalty |
External links ~-50%; Regular accounts: link posts 0% engagement since 2025 |
| Placement |
Put link in reply, not main post |
| Ratio |
Max 1 link per 5 posts |
| Premium |
Premium+ safest for links (~0.25-0.3% engagement) |
| Preview |
Title ≤70 chars, description ≤200 chars; 1200×628 image |
Premium Impact
| Tier |
Reach |
Link posts |
| Regular |
<100/post |
0% engagement |
| Premium ($8) |
~600/post |
~0.25-0.3% |
| Premium+ ($40) |
~1550/post |
Safest for links |
Premium ~10x reach vs Regular. If X is core channel, Premium helps.
Video
- Exposure: 2-4x vs text
- Length: 8-30s short video preferred
- VQV: High video completion boosts score 2-3x
Content Ratio
| Type |
Share |
Use |
| Value |
70% |
Education, how-to, insights |
| Interaction |
20% |
Polls, questions, AMA |
| Promo |
10% |
Product, offers |
Twitter Cards + SEO
Cards (og:image, title, description) boost CTR ~64%, engagement ~26%. Use for Social SEO; X traffic can accelerate Google indexing. For programmatic SEO (template + data pages at scale), use programmatic-seo.
Image Specs (for Design Agents)
| Format |
Dimensions |
Use |
| Single image |
1200×675 (16:9) |
Best visibility; no crop |
| Square |
800×800 |
Single image |
| Profile |
400×400 |
Avatar |
| Header |
1500×500 (3:1) |
Banner |
| File |
~5MB; JPG/PNG |
Over 5MB may compress |
Output Format
When generating X copy, provide:
- Post text with character count
- Hashtags (if used; 1-3 recommended)
- Thread structure (if thread)
- Image specs (if design agent needs dimensions)
Related Skills
- paid-ads-strategy: X (Twitter) Ads for paid promotion; tech audiences, timely content; see Platform Selection
- influencer-marketing: X is key influencer platform
- reddit-posts: Alternative community channel
- programmatic-seo: Programmatic SEO (template + data pages); X traffic can accelerate indexing
- open-graph, twitter-cards: OG and Twitter Card tags for X link previews
- visual-content: Cross-channel visual planning; X image specs in context
1---2name: twitter-x-posts3description: When the user wants to create X (Twitter) post copy, threads, or optimize for X platform. Also use when the user mentions "X post," "X thread," "Twitter post," "Twitter thread," "tweet," "tweet copy," "thread," "X marketing," "X content," "post to X," "create X post," or "X post copy." For long-form source, use article-content.4---5
6# Platforms: X (Twitter)
7
8Guides X post copy creation and optimization. Use for generating publish-ready posts, threads, and content that performs on X. Suitable for copy agents, design agents (image specs), and video agents (video post specs).
9
10**When invoking**: On **first use**, if helpful, open with 1-2 sentences on what this skill covers and why it matters, then provide the main output. On **subsequent use** or when the user asks to skip, go directly to the main output.
11
12## Output: Publish-Ready Copy
13
14This skill enables agents to generate X post copy that can be published directly. Output includes character-counted text, thread structure, and platform-compliant formatting.
15
16## Character Limits
17
18| Type | Limit | Notes |
19|------|-------|-------|
20| **Standard post** | 280 characters | Most users |
21| **Premium** | 25,000 characters | X Premium subscribers |
22| **URL** | Counts as 23 chars | t.co shortens all links |
23| **Emoji** | ~2 chars each | Varies by emoji |
24
25## Optimal Lengths (Engagement)
26
27| Use Case | Characters | Purpose |
28|----------|------------|---------|
29| **General** | 71-100 | Sweet spot for engagement |
30| **Promotional** | 120-130 | Product/offer posts |
31| **Question** | 60-80 | Drive replies |
32| **Retweet-friendly** | ~116 | Leaves room for "RT @user:" |
33
34## Thread Format
35
36- **Structure**: 3-5 connected posts; number as 1/5, 2/5, etc.
37- **First post**: Strong hook; no "thread" in first line
38- **Last post**: CTA, summary, or question
39- **Each post**: ~80 chars; can stand alone
40
41## Post Structure (Hook + Value + CTA)
42
43| Part | Ratio | Guideline |
44|------|-------|-----------|
45| **Hook** | 10% | First 1-2 lines; question, fact, or emotion; ~50 chars |
46| **Value** | 70% | Practical info; use thread for depth |
47| **CTA** | 20% | Call for reply, question, or action |
48
49End with open question to drive replies. Thread structure can extend impressions ~10x.
50
51## Algorithm (Grok AI)
52
53### Signal Weights
54
55| Signal | Impact |
56|--------|--------|
57| **Replies** | Highest (~54-75x likes); quality > quantity |
58| **Author replies** | Active reply chains ~75x visibility |
59| **Bookmark** | 2026 signal; saves boost recommendation |
60| **Media** | Images/video ~2x; video 2-4x exposure |
61| **External links** | Reduce score ~50%; prefer internal refs |
62| **Post limit** | 5-8/day; >10/day reduces later visibility ~80% |
63
64**Content**: Open questions, controversial views, stories; avoid "RT if agree" bait.
65
66### TweepCred
67
68| Threshold | Effect |
69|-----------|--------|
70| **< 65** | Only last 3 posts enter For You |
71| **New accounts** | Need +17 to appear in feed |
72| **Blue V** | Auto 100 points |
73
74Monitor account health; avoid spam, bulk ops, excessive links.
75
76### Distribution
77
78Posts tested in small group first; early interaction (first 30 min) decides reach. Niche consistency helps SimClusters match.
79
80## Link Optimization
81
82| Practice | Guideline |
83|----------|-----------|
84| **Penalty** | External links ~-50%; Regular accounts: link posts 0% engagement since 2025 |
85| **Placement** | Put link in reply, not main post |
86| **Ratio** | Max 1 link per 5 posts |
87| **Premium** | Premium+ safest for links (~0.25-0.3% engagement) |
88| **Preview** | Title ≤70 chars, description ≤200 chars; 1200×628 image |
89
90## Premium Impact
91
92| Tier | Reach | Link posts |
93|------|-------|------------|
94| **Regular** | <100/post | 0% engagement |
95| **Premium ($8)** | ~600/post | ~0.25-0.3% |
96| **Premium+ ($40)** | ~1550/post | Safest for links |
97
98Premium ~10x reach vs Regular. If X is core channel, Premium helps.
99
100## Video
101
102- **Exposure**: 2-4x vs text
103- **Length**: 8-30s short video preferred
104- **VQV**: High video completion boosts score 2-3x
105
106## Content Ratio
107
108| Type | Share | Use |
109|------|-------|-----|
110| **Value** | 70% | Education, how-to, insights |
111| **Interaction** | 20% | Polls, questions, AMA |
112| **Promo** | 10% | Product, offers |
113
114## Twitter Cards + SEO
115
116Cards (og:image, title, description) boost CTR ~64%, engagement ~26%. Use for Social SEO; X traffic can accelerate Google indexing. For programmatic SEO (template + data pages at scale), use programmatic-seo.
117
118## Image Specs (for Design Agents)
119
120| Format | Dimensions | Use |
121|-------|------------|-----|
122| **Single image** | 1200×675 (16:9) | Best visibility; no crop |
123| **Square** | 800×800 | Single image |
124| **Profile** | 400×400 | Avatar |
125| **Header** | 1500×500 (3:1) | Banner |
126| **File** | ~5MB; JPG/PNG | Over 5MB may compress |
127
128## Output Format
129
130When generating X copy, provide:
131
1321. **Post text** with character count
1332. **Hashtags** (if used; 1-3 recommended)
1343. **Thread structure** (if thread)
1354. **Image specs** (if design agent needs dimensions)
136
137## Related Skills
138
139- **paid-ads-strategy**: X (Twitter) Ads for paid promotion; tech audiences, timely content; see Platform Selection
140- **influencer-marketing**: X is key influencer platform
141- **reddit-posts**: Alternative community channel
142- **programmatic-seo**: Programmatic SEO (template + data pages); X traffic can accelerate indexing
143- **open-graph, twitter-cards**: OG and Twitter Card tags for X link previews
144- **visual-content**: Cross-channel visual planning; X image specs in context
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