Imported from PirateKing44/Archer-Swipe (skills/email-verifier/SKILL.md). Install upstream with npx skills add PirateKing44/Archer-Swipe --skill email-verifier. Copyright stays with the author.

Skill: Email Verifier

Purpose

Validate email deliverability before any outreach campaign. Removes invalid emails, flags risky ones, confirms safe-to-send addresses.

When to Use

After lead-enricher produces 03-enriched.json. This skill ensures you only email addresses that will actually land.

Required API Keys

# Add to your .env file:
LEADMAGIC_API_KEY=your_key_here

API Reference

LeadMagic — Email Validation

POST https://api.leadmagic.io/email-validate
Headers:
  x-api-key: {{LEADMAGIC_API_KEY}}
Body:
  { "email": "jane.smith@acmecapital.com" }

Cost:

• valid result: 0.05 credits (20 validations per credit)
• catch_all result: FREE
• unknown result: FREE
• invalid result: 0.05 credits

Status Codes & Actions

Data Flow

Input: output/YYYY-MM-DD/03-enriched.json (from lead-enricher)
  → Validate each email via LeadMagic
  → Tag with status
  → Remove invalid
  → Output: output/YYYY-MM-DD/04-verified.json

Output Format

[
  {
    "name": "Jane Smith",
    "email": "jane.smith@acmecapital.com",
    "email_status": "valid",
    "send_safe": true,
    "verified_at": "2026-01-15T10:00:00Z"
  }
]

Next Step

Feed output to → icp-scorer skill (scores and tiers the leads)