How-to · Marketing & Growth · By Corey Haines (Marketing)

How to use Email Sequence Builder in your AI agent

Install and use the Email Sequence Builder skill in Claude Code, Cursor, Codex, Gemini CLI, OpenCode, and Windsurf — with sample prompts.

What you'll get

This skill helps you design and write complete email sequences for any stage of your customer journey. Whether you need a welcome series for new signups, a nurture campaign for leads, or a re-engagement flow for dormant users, it structures the entire sequence with timing, subject lines, copy, and CTAs. Perfect for marketers and founders who want professional email automation without hiring a copywriter.

Step 1 — Get the skill source URL

The Email Sequence Builder skill lives at:

Step 2 — Add it to your AI agent

Copy one of these prompts and paste it into your AI tool. The agent will fetch and install the skill for you.

Claude Code

Add the agent skill from https://github.com/coreyhaines31/marketingskills/tree/main/skills/email-sequence to my project.

Cursor

Install this agent skill: https://github.com/coreyhaines31/marketingskills/tree/main/skills/email-sequence

Codex

Add this skill to .codex/skills/: https://github.com/coreyhaines31/marketingskills/tree/main/skills/email-sequence

Gemini CLI

Add the skill at https://github.com/coreyhaines31/marketingskills/tree/main/skills/email-sequence to my .gemini/skills/ directory.

OpenCode

Install this agent skill from https://github.com/coreyhaines31/marketingskills/tree/main/skills/email-sequence

Windsurf

Add this skill: https://github.com/coreyhaines31/marketingskills/tree/main/skills/email-sequence

Step 3 — Try these prompts

Once the skill is installed, ask your AI things like:

  • Launching a product and need a welcome series for new signups
  • Nurture leads from download to paid customer
  • Win back inactive users or clean your email list
  • Setting up lifecycle emails but don't know what to send or when

What this skill does

  • Creates complete multi-email sequences with timing, subject lines, preview text, and full copy
  • Designs welcome series, lead nurture campaigns, onboarding flows, and re-engagement sequences
  • Provides specific recommendations for email length, sending cadence, and segmentation
  • Writes conversion-focused copy with clear CTAs and mobile-friendly formatting
  • Includes benchmarks and metrics plans so you know what success looks like
Made byCorey Haines (Marketing)
CategoryMarketing & Growth