Cold Email List Quality — list scoring + dedup

Run before any campaign. Bad lists kill reply rates more than bad copy. This sub-skill scores the list across 6 axes, returns the rows to remove, and surfaces fix recommendations.

Activation

Loaded by:

• cold-email-weekly-rhythm — Monday's list refresh
• User invocation: "Score my list", "Check list quality", "Clean my prospect list"

Inputs

The skill accepts:

• CSV with at minimum: email, optional first_name, last_name, role, company, signal, signal_date, linkedin_url
• JSONL with same fields