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The only email verifier you need.

One call returns send or don't send. Catch-alls resolved in the same call.

Live · one verification against the real engine

Built for>

01 / 03
agency owners avatar

agency owners, 32

Looking for
  • 01 / clay tax

    Stop paying two verifiers per email.

    Two verifiers = two Clay credits per row. We resolve catch-alls in the same call.

  • 02 / drop-in

    Wire it from your terminal.

    Paste one prompt into Claude Code - wired into Instantly, Smartlead, or n8n before standup.

  • 03 / cost

    30–80% cheaper than your stack.

    Pay-as-you-go beats flat-rate. Fewer credits, more inboxes.

Super-like - if you need a CSV upload UI and a progress bar, it's a no from us. We provide a verification terminal for systems that never sleep.

VALIDINVALIDCATCH-ALLACCEPT-ALLUNKNOWN

Every other tool sells you five labels.

We sell you one decision.

In one API call.

Already see the problem? Skip the walkthrough -

Send, or don't send. That's it.

your code
api.ruskmedia.in/verify
send · don't send
// v1/verify endpoint
curl \
  https://api.ruskmedia.in/v1/verify \
  -H "Authorization: Bearer $API_KEY" \
  -d '{"email": "lead@acme.com"}'

# {
#   "verdict":     "send",
#   "confidence":  0.94,
#   "reason_code": "smtp_rcpt_accepted",
#   "duration_ms": 3400,
#   "credit_used": 1
# }
01ONE TOOL · INCLUDED

One tool. Catch-alls included.

Every other verifier either fails on catch-alls, labels them and walks away, upsells a premium tier (ZeroBounce Verify+), or makes you buy a second product (Scrubby). We resolve catch-alls inside the same request - one tool, one call, no second invoice.

02DROPS INTO YOUR STACK

Drops into the tools you already use.

One HTTP node in Clay. One custom webhook in Instantly or Smartlead. Ten lines of Apps Script in Google Sheets. One curl in a shell script. One endpoint, one field, one bearer token.

03BUILT FOR LEAD-GEN LISTS

Built for cold-email and lead-gen lists.

Most global verifiers were built for Google / Microsoft-dominant lists. We built Zoho handling specifically because early beta conversations with cold-email and lead-gen agencies kept surfacing it as the single biggest mis-verified provider in their outreach lists.

FAQ

Straight answers.

Q.

Does it work with Clay, Instantly, Smartlead, or Google Sheets?

Yes. One HTTP node in Clay, Instantly, or Smartlead. A 10-line Apps Script (UrlFetchApp.fetch) in Google Sheets. One endpoint, one field, one response.

Q.

What does the dashboard include?

API key, credit balance, last 100 verifications, and copy-ready cURL, JavaScript, and Python snippets pre-filled with your key.

Q.

What's the rate limit?

No hard cap during beta. Typical agency batches (10K–50K/day) run comfortably. WhatsApp the founder before larger jobs.

Q.

What about firewalled corporate domains?

They block inbound SMTP - no verifier can probe them reliably. We return unknownand don't charge a credit.

Q.

What's your false-positive rate on send?

Run it against your real list and compare to actual send outcomes. That's a better answer than any number we could put on this page.

Q.

Uptime commitment?

No formal SLA during beta - the founder answers WhatsApp directly if something breaks.

Q.

Why trust a new tool over Icypeas, Scrubby, or ZeroBounce?

Try it free against your real list. Founder on WhatsApp, not a ticket queue.

Early access · founder-led onboarding

The last email verifier you'll integrate.

Sign up. Copy your API key. Run it against your real list - before the sequence goes out, you have a clean send file handed to your sequencer.

WhatsApp the founder →

Free during beta · Founder on WhatsApp