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$5.00 per 1,000
- $19 pack, Starter 5K creditsStarter 5K credits$3.80 per 1,000
- $30 pack, Starter 10K creditsStarter 10K credits$3.00 per 1,000
- $60 pack, Starter 25K creditsStarter 25K credits$2.40 per 1,000
- $109 pack, Starter 50K creditsStarter 50K credits$2.18 per 1,000
- $207 pack, Starter 100K creditsStarter 100K credits$2.07 per 1,000
- $427 pack, Starter 250K creditsStarter 250K credits$1.708 per 1,000
- $549 pack, Starter 500K creditsStarter 500K credits$1.098 per 1,000
- $732 pack, Starter 1M creditsStarter 1M credits$0.732 per 1,000
- $17 monthly, Growth Monthly, up to 5,000 / monthGrowth Monthly, up to 5,000 / month$3.40 per 1,000
- $27 monthly, Growth Monthly, up to 10,000 / monthGrowth Monthly, up to 10,000 / month$2.70 per 1,000
- $54 monthly, Growth Monthly, up to 25,000 / monthGrowth Monthly, up to 25,000 / month$2.16 per 1,000
- $98 monthly, Growth Monthly, up to 50,000 / monthGrowth Monthly, up to 50,000 / month$1.96 per 1,000
- $186 monthly, Growth Monthly, up to 100,000 / monthGrowth Monthly, up to 100,000 / month$1.86 per 1,000
- $384 monthly, Growth Monthly, up to 250,000 / monthGrowth Monthly, up to 250,000 / month$1.536 per 1,000
- $494 monthly, Growth Monthly, up to 500,000 / monthGrowth Monthly, up to 500,000 / month$0.988 per 1,000
- $659 monthly, Growth Monthly, up to 1,000,000 / monthGrowth Monthly, up to 1,000,000 / month$0.659 per 1,000
- $180 yearly, Growth Yearly, up to 5,000 / monthGrowth Yearly, up to 5,000 / month$3.00 per 1,000
- $300 yearly, Growth Yearly, up to 10,000 / monthGrowth Yearly, up to 10,000 / month$2.50 per 1,000
- $588 yearly, Growth Yearly, up to 25,000 / monthGrowth Yearly, up to 25,000 / month$1.96 per 1,000
- $1,056 yearly, Growth Yearly, up to 50,000 / monthGrowth Yearly, up to 50,000 / month$1.76 per 1,000
- $2,004 yearly, Growth Yearly, up to 100,000 / monthGrowth Yearly, up to 100,000 / month$1.67 per 1,000
- $4,152 yearly, Growth Yearly, up to 250,000 / monthGrowth Yearly, up to 250,000 / month$1.384 per 1,000
- $5,340 yearly, Growth Yearly, up to 500,000 / monthGrowth Yearly, up to 500,000 / month$0.89 per 1,000
- $7,116 yearly, Growth Yearly, up to 1,000,000 / monthGrowth Yearly, up to 1,000,000 / month$0.593 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 10 results. Calls stop once your credits run out.
- One call. You send
jobIdtoPOST /. The call returns a job. You fetch the answer once the job is done. Or the provider sends the answer to your webhook.api/ jobs/ {jobId}/ process - 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.
| SendSure, $7,116 yearly, Growth Yearly, up to 1,000,000 / month, POST /api/jobs/{jobId}/process | MailVeri, $59 pack, 100,000 credits, POST /verify-mail/ | API Ninjas, $59 monthly | EmailListVerify, $594 monthly, 1,000,000 credits, POST /api/verifyApiFile | KaijuVerifier, $149 monthly, Scale, POST /api/v1/jobs, Submit an async bulk job | |
|---|---|---|---|---|---|
| $ per 1,000 emails | $0.593 | $0.59 | $0.59 | $0.594 | $0.596 |
| Completeness | 50% | 50% | 50% | 50% | 50% |
| Billing | yearly | pay first | monthly | monthly | monthly |
| Pay | $7,116 | $59 | $59 | $594 | $149 |
| Enough for | 1,000,000 results a month | 100,000 calls | 100,000 calls a month | 1,000,000 results a month | 250,000 results a month |
| Freshness | unknown | live | stored | live | stored |
| Who can get it | anyone | anyone | anyone 18 or over | anyone 16 or over, or 13 to 15 with verifiable parental consent, after a demo request | 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 2026-11-02.
- 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 · Score a single email · Batch score up to 1000 emails |
|---|
| Units cap | hard |
|---|
| $ per 1,000 | $0.00 |
|---|
| Their pitch | One REST call verifies emails at signup, checkout, and CRM — blocking bad data before it reaches your list. |
|---|
| What it checks | format, mail servers, disposable domains, role addresses, mailbox |
|---|---|
| Keep data | no API terms |
| Use data | no API terms |
| Pay | $0 |
|---|---|
| You get | 10 credits |
| Enough for | 10 results |
| Per second | 0.14 |
|---|
| Answer | by polling or webhook |
|---|
| You send | jobId |
|---|---|
| Method | POST |
| Path | /api/jobs/{jobId}/process |
| Plan | Free |
|---|---|
| Who can get it | anyone |
The 38 fields the plan's answer can hold
email address, result, valid, status, sub-status code, status label, score, confidence, quality score, risk band, reason, reason code, flags, did you mean, standard status, standard status label, recommended action, technical status, technical details, action bucket, action status, action recommendation, action basis, billable, time taken, job ID, filename, total emails, valid count, invalid count, risky count, job status, progress, started at, completed at, created at, verification breakdown, result count