Does it integrate with my existing project documentation?

Absolutely. It automatically checks for product-marketing-context.md files to ensure the outreach aligns with your established positioning and value props.

Can it handle multi-step follow-up sequences?

Yes, it generates 3-5 touchpoint sequences where each email adds a new angle or fresh proof point rather than just 'checking in'.

How does this skill differ from standard AI email writing?

It follows specific principles to sound like a human peer, strictly avoiding common 'AI-speak' and marketing jargon while focusing on ultra-brief, low-friction communication.

What kind of subject lines does it create?

It focuses on short, 2-4 word, lowercase subject lines that look like internal communications from a colleague to maximize open rates.

Is this skill suitable for reaching out to technical prospects?

Yes, it includes specific tone calibrations for technical audiences that prioritize precision, intelligence, and a complete lack of fluff.

Cold Email Writer

Name: Cold Email Writer
Author: coreyhaines31

bycoreyhaines31

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13,892

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Marketing Automation

Generates high-converting B2B cold emails and multi-touch follow-up sequences designed to sound like a peer rather than a sales bot.

The Cold Email skill transforms Claude into an expert outreach specialist capable of writing brief, human-centric prospecting emails that bypass the 'spam' filter of modern inboxes. It utilizes data-backed frameworks to craft personalized opening lines, low-friction CTAs, and strategic follow-up cadences that focus on the recipient's world rather than the sender's features. By integrating with your existing product marketing context, the skill ensures every outreach attempt is grounded in your specific value proposition while maintaining a conversational, professional tone optimized for C-suite, mid-level, or technical audiences.

Key Features

01Expert B2B prospecting and sales development email generation

02Multi-touch follow-up sequence planning with varied angles

0313,892 GitHub stars

04High-open subject line optimization (2-4 words, internal style)

05Automatic integration with product-marketing-context.md files

06Research-based personalization using 4-level signals

Use Cases

01Building automated but personalized follow-up sequences for cold leads

02Improving reply rates by removing marketing jargon and 'AI-speak' patterns

03Drafting outbound sales emails to C-suite and technical prospects

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add coreyhaines31/marketingskills cold-email

For use in Claude.ai and ChatGPT

Download Skill