Coinslot pricing: email verification API
Is Coinslot yours? Write to us about this page. We invite selected tool providers to our WhatsApp group.
33% complete: 2 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 emailsWe ran Coinslot in our email verification API benchmark. We didn't score any Coinslot plan.This plan is free. We rank 4,337 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. See the best free email verification API plan.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: Free demo one of Coinslot's 4 plans
- FreeFree demo$0.00 per 1,000
- Pay as you gox402 pay per call$0.15 per 1,000
- $5 pack$5 credit pack$0.15 per 1,000
- $20 pack$20 credit pack$0.15 per 1,000
Call:
POST / Coinslot's only call for this APIAPI: Email verification API one of Coinslot's 2 APIs
About this item
- Freshness. We don't know how fresh this plan's data is.
- 2 of the 6 fields on our checklist. Address, Deliverability.
- Nothing to pay. Coinslot limits how many results you get but gives no number.
- One call. You send
emailoremailstoPOST /. The call returns whether each address you send takes mail.api/ email-verify - Who can get it: anyone, no signup (inputs up to 2KB). Keep data: no API terms. Use data: no API terms.
Coinslot: email verification API alternatives
Coinslot alternatives: other email verification API providers by price
The table starts with Coinslot's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to Coinslot's.
| Coinslot, pay as you go | 1xAPI, $14.99 monthly | SMTPing, $150 pack, 1M credits, POST /verify/bulk | ValidEmail.net, $6,000 pack | No2Bounce, $18,006 yearly | |
|---|---|---|---|---|---|
| $ per 1,000 emails | $0.15 | $0.15 | $0.15 | $0.15 | $0.15 |
| Completeness | 33% | 33% | 50% | 67% | 0% |
| Billing | pay as you go | monthly | pay first | pay first | yearly |
| Pay | per call | $14.99 | $150 | $6,000 | $18,006 |
| Enough for | as many as you pay for | 100,000 calls a month | 1,000,000 results | 40,000,000 calls | 10,000,000 results a month |
| Freshness | unknown | live | live | live | live |
| Who can get it | anyone with a wallet paying USDC on Base (x402), no account or API key | anyone with a 1xAPI account, the service is not intended for users under 16 | anyone at least 18 years old | anyone | anyone at least 18 years old |
Sources
From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.
Product details
The key fields this plan's answer can hold, then each filled column in its row on the sheet.
- Address
- 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 | $0.00 |
|---|---|
| Per | result |
| Billing | free |
| Aggregators | none |
|---|
| Also pays for | nothing else |
|---|
| $ per 1,000 | $0.00 |
|---|
| Their pitch | Check an email address: RFC syntax, live MX records via DNS-over-HTTPS, and disposable-domain screening. |
|---|
| What it checks | format, mail servers, disposable domains |
|---|---|
| Keep data | no API terms |
| Use data | no API terms |
| Pay | $0 |
|---|
| Batch | 20 |
|---|
| Answer | in the call |
|---|
| You send | one of email or emails |
|---|---|
| Method | POST |
| Path | /api/email-verify |
| Plan | Free demo |
|---|---|
| Who can get it | anyone, no signup (inputs up to 2KB) |
The 6 fields the plan's answer can hold
email, valid syntax, has MX, disposable, deliverable signal, MX records