Mail Security Tools pricing: email verification API
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17% complete: 1 of the 6 fields on our checklistSee the 6 fields
$10.00per 1,000 emailsWe haven't run Mail Security Tools through our email verification API benchmark yet.We rank 4,391 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. This plan costs less per 1,000 emails than 10% of the 4,391 plans.treg's top-up from $10 is the cheapest paid plan per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $68.365 per 1,000 emails when no provider answers. StableEnrich's pay-as-you-go plan costs the least for 10,000 emails a month: $0.05.Disify's $9 monthly plan (/
Plan: x402 Mail Security Tools's only plan
Call:
GET / Mail Security Tools's only callAPI: Email verification API Mail Security Tools's only API
About this item
- Freshness. We don't know how fresh this plan's data is.
- 1 of the 6 fields on our checklist. Deliverability.
- Nothing to buy first. You pay per call.
- One call. You send
emailtoGET /. The call returns whether the address takes mail.v1/ email-check - Anyone can get it. Keep data: no API terms. Use data: no API terms.
Mail Security Tools: email verification API alternatives
Mail Security Tools alternatives: other email verification API providers by price
We list other providers' plans closest to this plan in price per 1,000 emails.
| This planMail Security Tools, pay as you go | Tuski, pay as you go | Clearout, $1,000 pack, 500,000 credits, POST /email_verify/instant, Instant Verify, full | InboxPolicy, pay as you go, Pay-per-call (x402), POST /v1/decide | Catch-all Verifier, $25 pack, 2,500 Credits, POST /api/v1/verify/single | |
|---|---|---|---|---|---|
| $ per 1,000 emails | $10.00 | $10.00 | $10.00 | $10.00 | $10.00 |
| Completeness | 17% | 50% | 50% | 50% | 33% |
| Billing | pay as you go | pay as you go | pay first | pay as you go | pay first |
| Pay | per call | per call | $1,000 | per call | $25 |
| Enough for | as many as you pay for | as many as you pay for | 100,000 calls | 1 call | 2,500 calls |
| Freshness | unknown | unknown | live | 72 hours | live |
| Who can get it | anyone | anyone | not new users | anyone | anyone |
Sources
From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-10.
Product details
The key fields this plan's answer can hold, then each filled column in its row on the sheet.
- Address, not in the answer
- Deliverability
- Confidence, not in the answer
- Name, not in the answer
- Place, not in the answer
- Company, not in the answer
| $ per 1,000 emails | $10.00 |
|---|---|
| Per | call |
| Billing | pay as you go |
| Aggregators | none |
|---|
| Also pays for | nothing else |
|---|
| Their pitch | Free DMARC, SPF, DKIM and MX checks for any domain, from mailsecuritytools.com. Paid (x402 USDC on Base): a $0.01 graded email security score, a $0.01 email address check, a $0.50 bulk score of up to 100 domains. |
|---|
| What it checks | format, mail servers, disposable domains, role addresses |
|---|---|
| Keep data | no API terms |
| Use data | no API terms |
| Pay | per call |
|---|
| Batch | 1 |
|---|
| Answer | in the call |
|---|
| You send | |
|---|---|
| Method | GET |
| Path | /v1/email-check |
| Plan | x402 |
|---|---|
| Who can get it | anyone |
The 5 fields the plan's answer can hold
syntax valid, MX record found, disposable, role address, verdict