cyberneticlibrary

Generate personalized cold email sequences

cold-email-sequence-generatorskillsetup L2135
OneWave-AI/claude-skills

Causal-lift measurements

cold-email-generation-33pp vs no-skill baselinewith-skill 43% · baseline 77%

Measured by running the task with and without this artifact, K=5, graded by deterministic checks — no LLM judging.

What it does

Create personalized cold email sequences optimized for response and conversion

Best for

When you need to create a 7-14 day cold email sequence with proper timing, A/B variants, and breakup-email strategy.

Inputs
  • · Target audience and ICP
  • · Business type and offer
  • · Prospect name and company-specific research
Outputs
  • · 7-email sequence with subject lines
  • · Send timing and day-of-week recommendations
  • · A/B test variants for subject lines and CTAs
Requires
  • · Email platform (Outlook, Gmail, Smartlead)
  • · CRM for tracking opens/replies
  • · Calendar for scheduling sends
Preconditions
  • · Prospect list is clean and verified
  • · Offer and value prop are clearly defined
  • · Sender identity and email domain are set up
Failure modes
  • · Subject lines are too generic or spammy
  • · Email copy is too long (>125 words)
  • · CTA is unclear or missing
  • · No breakup email strategy
Trust signals
  • · 7-email sequence framework (introduction → value proof → different angle → social proof → resource share → direct ask → breakup)
  • · A/B subject line variants per email
  • · Optimal send timing (day and time)
  • · Expected open/reply rates by position
  • · CTA optimization per email goal