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Day 018 / Reel / TikTok / Shorts / X
Claude 3.5 vs GPT-4o vs Sonnet 4: which for copywriting?
Same 20 copy briefs, 3 models. Winner by edit time:
Four-platform packaging
One idea, four native distribution surfaces.
The page keeps one lightweight preview video for performance, then records the platform packaging contract used by the upload queue.
Instagram Reel
Uses the Day 018 master video with platform-specific title, caption, CTA, and post-upload verification evidence.
TikTok
Uses the Day 018 master video with platform-specific title, caption, CTA, and post-upload verification evidence.
YouTube Shorts
Uses the Day 018 master video with platform-specific title, caption, CTA, and post-upload verification evidence.
X Video
Uses the Day 018 master video with platform-specific title, caption, CTA, and post-upload verification evidence.
Transcript and reasoning
The clip becomes a crawlable operating note.
Opening hook
Same 20 copy briefs, 3 models. Winner by edit time:
Content promise
Day 018 turns Claude 3.5 vs GPT-4o vs Sonnet 4: which for copywriting? into one specific operating move.
Mechanism
Claude Sonnet 4 = 6 min edit avg · GPT-4o = 13 min · Gemini 2.5 = 17 min. Claude wins because it follows voice instructions 3× longer than competitors. For short-form, GPT-4o matches. For long-form or voice-consistent, Claude.
Action step
90 Claude prompts in the $7 ebook.
Topic cluster
AI offer engine
Turn the short into a productized AI offer, checkout path, and fulfillment loop.
Open AI offer engineRelated ebook and daily-news bridge
Continue the short into a crawlable operating path.
AI offer engine cluster
Turn the short into a productized AI offer, checkout path, and fulfillment loop.
Daily Marketing News
Refresh the next hook and proof angle from current market signals.
Pricing and bundle path
Move from learning to the matching product or bundle.
Referral program
Turn proof and audience trust into a compliant sharing loop.
Upload quality gate
Built for the daily growth loop, not just storage.
Each Day detail page mirrors the same evidence model used by the upload automation: platform fit, hook quality, readable captions, CTA clarity, and post-upload verification.
- 9:16 vertical or platform-native video surface
- first 3-6 seconds carry the hook
- large center-safe captions without UI overlap
- platform-specific title, caption, and CTA
- public URL plus queue/verification evidence after upload
Carousel Slides
8-frame saveable version
01 / Hook
02 / Pain
03 / Mechanism
04 / Proof
05 / Template
06 / Mistake
07 / Action
08 / Save / Share
Next step
90 Claude prompts in the $7 ebook.
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