SendSure pricing: email verification API, POST /
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50% complete: 3 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$0.50 per 1,000
- $19 pack, Starter 5K creditsStarter 5K credits$0.38 per 1,000
- $30 pack, Starter 10K creditsStarter 10K credits$0.30 per 1,000
- $60 pack, Starter 25K creditsStarter 25K credits$0.24 per 1,000
- $109 pack, Starter 50K creditsStarter 50K credits$0.218 per 1,000
- $207 pack, Starter 100K creditsStarter 100K credits$0.207 per 1,000
- $427 pack, Starter 250K creditsStarter 250K credits$0.171 per 1,000
- $549 pack, Starter 500K creditsStarter 500K credits$0.11 per 1,000
- $732 pack, Starter 1M creditsStarter 1M credits$0.073 per 1,000
- $17 monthly, Growth Monthly, up to 5,000 / monthGrowth Monthly, up to 5,000 / month$0.34 per 1,000
- $27 monthly, Growth Monthly, up to 10,000 / monthGrowth Monthly, up to 10,000 / month$0.27 per 1,000
- $54 monthly, Growth Monthly, up to 25,000 / monthGrowth Monthly, up to 25,000 / month$0.216 per 1,000
- $98 monthly, Growth Monthly, up to 50,000 / monthGrowth Monthly, up to 50,000 / month$0.196 per 1,000
- $186 monthly, Growth Monthly, up to 100,000 / monthGrowth Monthly, up to 100,000 / month$0.186 per 1,000
- $384 monthly, Growth Monthly, up to 250,000 / monthGrowth Monthly, up to 250,000 / month$0.154 per 1,000
- $494 monthly, Growth Monthly, up to 500,000 / monthGrowth Monthly, up to 500,000 / month$0.099 per 1,000
- $659 monthly, Growth Monthly, up to 1,000,000 / monthGrowth Monthly, up to 1,000,000 / month$0.066 per 1,000
- $180 yearly, Growth Yearly, up to 5,000 / monthGrowth Yearly, up to 5,000 / month$0.30 per 1,000
- $300 yearly, Growth Yearly, up to 10,000 / monthGrowth Yearly, up to 10,000 / month$0.25 per 1,000
- $588 yearly, Growth Yearly, up to 25,000 / monthGrowth Yearly, up to 25,000 / month$0.196 per 1,000
- $1,056 yearly, Growth Yearly, up to 50,000 / monthGrowth Yearly, up to 50,000 / month$0.176 per 1,000
- $2,004 yearly, Growth Yearly, up to 100,000 / monthGrowth Yearly, up to 100,000 / month$0.167 per 1,000
- $4,152 yearly, Growth Yearly, up to 250,000 / monthGrowth Yearly, up to 250,000 / month$0.138 per 1,000
- $5,340 yearly, Growth Yearly, up to 500,000 / monthGrowth Yearly, up to 500,000 / month$0.089 per 1,000
- $7,116 yearly, Growth Yearly, up to 1,000,000 / monthGrowth Yearly, up to 1,000,000 / month$0.059 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.
- 3 of the 6 key fields we check. Address, Deliverability, Confidence.
- Nothing to pay. You get 10 credits, enough for 100 results. Calls stop once your credits run out.
- One call. You send
emailstoPOST /. The call returns whether each address you send takes mail.api/ scoring/ batch - 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 SignupVet 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/batch | SignupVet, free | Antideo, $80 monthly | CleanTalk, $1,440 yearly, 2,000,000 checks a month, 12 months (20% off), GET /, email_check | Mailsfinder, $468 yearly, Agency annual, POST /email/verifyEmail | GMass, $2,950 yearly | |
|---|---|---|---|---|---|---|
| $ per 1,000 emails | $0.059 | $0.00 | $0.056 | $0.06 | $0.065 | $0.068 |
| Completeness | 50% | 67% | 33% | 33% | 50% | 33% |
| Billing | yearly | free | monthly | yearly | yearly | yearly |
| Pay | $7,116 | $0 | $80 | $1,440 | $468 | $2,950 |
| Enough for | 10,000,000 results a month | 250 calls a month | 1,440,000 calls a month | 24,000,000 calls a year | 600,000 calls a month | 3,600,000 calls a month |
| Freshness | unknown | unknown | stored | unknown | live | live |
| Who can get it | anyone | businesses, trades and professions, not consumers | 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 at least 18 years old with the legal authority to enter the Terms of Service | anyone with a Google account that subscribes |
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, not in the answer
| $ 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 · Score a single email |
|---|
| Units cap | hard |
|---|
| $ per 1,000 | $0.00 |
|---|
| Their pitch | Score a large batch of emails at a volume discount. Runs the same checks as the single scoring endpoint but at 0.1 credits per email. |
|---|
| 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 | 100 results |
| Per second | 0.14 |
|---|---|
| Batch | 1,000 |
| Answer | in the call |
|---|
| You send | emails |
|---|---|
| Method | POST |
| Path | /api/scoring/batch |
| Plan | Free |
|---|---|
| Who can get it | anyone |
The 8 fields the plan's answer can hold
success, result count, credits charged, email address, score, quality score, risk band, flags