Royal Agentic Enterprises · x402

Score outreach before you send it.

Power Pack returns a structured critique, predicted open rate, spam risk, three specific improvements, and a stronger subject line. Built for sales, recruiting, and marketing agents that need an inexpensive QA step.

$0.01 USDCBase mainnetNo accountJSON response

What you receive

Eight scoring signals covering subject, body, tone, length, personalization, CTA clarity, open-rate estimate, and spam risk—plus concrete edits and a verdict.

How payment works

Send the request normally. The API returns an x402 challenge. Your compatible client authorizes exactly $0.01 USDC on Base, retries, and receives the result.

Request

POST https://power-pack-x402.fly.dev/api/score-email
Content-Type: application/json

{
  "subject": "Quick question about your outbound workflow",
  "body": "I noticed your team is scaling outbound. We built a lightweight scoring step that catches weak calls to action before an email is sent. Would a 15-minute walkthrough on Tuesday be useful?",
  "recipient_context": "VP Sales at a B2B SaaS company"
}

Live verification

Service health
POST /api/score-email
Successful purchase returns JSON with ok and score.