SendSure pricing: email verification API, POST /
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67% complete: 4 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 emailsWe haven't run SendSure through our email verification API benchmark yet.This plan is free. We rank 3,753 plans for email verification APIs by price. Half the plans cost $1.98 per 1,000 emails or less.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.Disify's $9 monthly plan (/
Plan: Free one of SendSure's 27 plans
- FreeFree$0.00 per 1,000
- $5 pack, Starter 1K creditsStarter 1K credits$1.00 per 1,000
- $19 pack, Starter 5K creditsStarter 5K credits$0.76 per 1,000
- $30 pack, Starter 10K creditsStarter 10K credits$0.60 per 1,000
- $60 pack, Starter 25K creditsStarter 25K credits$0.48 per 1,000
- $109 pack, Starter 50K creditsStarter 50K credits$0.436 per 1,000
- $207 pack, Starter 100K creditsStarter 100K credits$0.414 per 1,000
- $427 pack, Starter 250K creditsStarter 250K credits$0.342 per 1,000
- $549 pack, Starter 500K creditsStarter 500K credits$0.22 per 1,000
- $732 pack, Starter 1M creditsStarter 1M credits$0.146 per 1,000
- $17 monthly, Growth Monthly, up to 5,000 / monthGrowth Monthly, up to 5,000 / month$0.68 per 1,000
- $27 monthly, Growth Monthly, up to 10,000 / monthGrowth Monthly, up to 10,000 / month$0.54 per 1,000
- $54 monthly, Growth Monthly, up to 25,000 / monthGrowth Monthly, up to 25,000 / month$0.432 per 1,000
- $98 monthly, Growth Monthly, up to 50,000 / monthGrowth Monthly, up to 50,000 / month$0.392 per 1,000
- $186 monthly, Growth Monthly, up to 100,000 / monthGrowth Monthly, up to 100,000 / month$0.372 per 1,000
- $384 monthly, Growth Monthly, up to 250,000 / monthGrowth Monthly, up to 250,000 / month$0.307 per 1,000
- $494 monthly, Growth Monthly, up to 500,000 / monthGrowth Monthly, up to 500,000 / month$0.198 per 1,000
- $659 monthly, Growth Monthly, up to 1,000,000 / monthGrowth Monthly, up to 1,000,000 / month$0.132 per 1,000
- $180 yearly, Growth Yearly, up to 5,000 / monthGrowth Yearly, up to 5,000 / month$0.60 per 1,000
- $300 yearly, Growth Yearly, up to 10,000 / monthGrowth Yearly, up to 10,000 / month$0.50 per 1,000
- $588 yearly, Growth Yearly, up to 25,000 / monthGrowth Yearly, up to 25,000 / month$0.392 per 1,000
- $1,056 yearly, Growth Yearly, up to 50,000 / monthGrowth Yearly, up to 50,000 / month$0.352 per 1,000
- $2,004 yearly, Growth Yearly, up to 100,000 / monthGrowth Yearly, up to 100,000 / month$0.334 per 1,000
- $4,152 yearly, Growth Yearly, up to 250,000 / monthGrowth Yearly, up to 250,000 / month$0.277 per 1,000
- $5,340 yearly, Growth Yearly, up to 500,000 / monthGrowth Yearly, up to 500,000 / month$0.178 per 1,000
- $7,116 yearly, Growth Yearly, up to 1,000,000 / monthGrowth Yearly, up to 1,000,000 / month$0.119 per 1,000
- Contact us, CustomCustom
Call:
POST / one of SendSure's 5 callsPOST /Free$0.00 per 1,000api/ scoring/ batch POST /Free$0.00 per 1,000api/ scoring/ score POST /Free$0.00 per 1,000api/ jobs/ {jobId}/ process POST /Free$0.00 per 1,000api/ verify/ batch POST /Free$0.00 per 1,000api/ verify/ single
API: Email verification API SendSure's only API
About this item
- Freshness. We don't know how fresh this plan's data is.
- 4 of the 6 key fields we check. Address, Deliverability, Confidence, Company.
- Nothing to pay. You get 10 credits, enough for 50 results. Calls stop once your credits run out.
- One call. You send
emailoremailstoPOST /. The call returns whether each address you send takes mail.api/ scoring/ score - Anyone can get it. Keep data: no API terms. Use data: no API terms.
SendSure: email verification API alternatives
SendSure alternatives: every email verification API provider ranked
The table starts with SendSure's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to SendSure's. We also show the VerifNow plan. Its price is farther from the price of SendSure's cheapest paid plan.
| SendSure, $7,116 yearly, Growth Yearly, up to 1,000,000 / month, POST /api/scoring/score | VerifNow, free | CleanTalk, $58 monthly, 500,000 checks a month, 1 month, GET /, email_check_one | Kanta, $1,430.40 yearly, Kanta Verify Volume (annual), POST /verify | Elastic Email, $1,199 monthly, Email API Starter (10,000,000 emails/month), POST /verifications/files | SendBridge, $1,199 pack | |
|---|---|---|---|---|---|---|
| $ per 1,000 emails | $0.119 | $0.00 | $0.116 | $0.119 | $0.12 | $0.12 |
| Completeness | 67% | 17% | 33% | 33% | 50% | 50% |
| Billing | yearly | free | monthly | yearly | monthly | pay first |
| Pay | $7,116 | $0 | $58 | $1,430.40 | $1,199 | $1,199 |
| Enough for | 5,000,000 results a month | 250 calls a month | 500,000 calls a month | 1,000,000 calls a month | 10,000,000 results a month | 10,000,000 calls |
| Freshness | unknown | unknown | unknown | live | stored | unknown |
| Who can get it | anyone | anyone | anyone, but not a resident of a country embargoed by the United States, or a foreign person or entity blocked or denied by the United States government | anyone | anyone at least the age of majority in their jurisdiction, with a registered account | anyone at least 18 years old and able to enter into contracts |
Sources
From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-03.
- api.sendsure.ai/api/docs
- api.sendsure.ai/api/docs/openapi.yaml
- sendsure.ai/_next/static/chunks/33-b0mh2va2pf.js
- sendsure.ai/api
- sendsure.ai/docs/api
- sendsure.ai/docs/api-guides/api-errors-rate-limits-and-retries
- sendsure.ai/docs/billing-and-admin/credits-and-billing
- sendsure.ai/pricing
- sendsure.ai/terms-of-service
Product details
The key fields this plan's answer can hold, then each filled column in its row on the sheet.
- Address
- Deliverability
- Confidence
- Name, not in the answer
- Place, not in the answer
- Company
| $ per 1,000 emails | $0.00 |
|---|---|
| Per | result |
| Billing | free |
| Aggregators | none |
|---|
| Also pays for | from the same budget: Verify a single email address · Verify a batch of emails · Start processing a job · Batch score up to 1000 emails |
|---|
| Units cap | hard |
|---|
| $ per 1,000 | $0.00 |
|---|
| Their pitch | Predictive quality scoring without full SMTP verification. Runs syntax, disposable, role-based, DNS/MX, domain intelligence, and ML scoring. Faster and cheaper than full verification. |
|---|
| What it checks | format, mail servers, disposable domains, role addresses |
|---|---|
| Keep data | no API terms |
| Use data | no API terms |
| Pay | $0 |
|---|---|
| You get | 10 credits |
| Enough for | 50 results |
| Per second | 0.14 |
|---|---|
| Batch | 100 |
| Answer | in the call |
|---|
| You send | one of email or emails |
|---|---|
| Method | POST |
| Path | /api/scoring/score |
| Plan | Free |
|---|---|
| Who can get it | anyone |
The 19 fields the plan's answer can hold
success, result count, credits charged, email address, score, quality score, risk band, risk score, flags, syntax valid, disposable, role-based, free provider, MX valid, SPF valid, DMARC valid, domain, mail provider, catch-all