Datacircle

turboSMTP pricing: email verification API, POST /emailvalidation/upload

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33% complete: 2 of the 6 fields on our checklistSee the 6 fields

$0.00per 1,000 emailsWe haven't run turboSMTP through our email verification API benchmark yet.This plan is free. We rank 3,960 plans for email verification APIs by price. Half the plans cost $1.998 per 1,000 emails or less. 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.Disify's $9 monthly plan (/email) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.pingutil, MailTester Ninja and Giggal are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest turboSMTP plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free one of turboSMTP's 43 plans
Call: POST /emailvalidation/upload one of turboSMTP's 2 calls
API: Email verification API turboSMTP's only API

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. You get 100 credits once, enough for 100 results.
  • One call. You send file to POST /emailvalidation/upload. The call returns a job. You fetch the answer once the job is done.
  • Anyone can get it. Keep data: no API terms. Use data: with conditions.

turboSMTP: email verification API alternatives

turboSMTP alternatives: other email verification API providers by price

The table starts with turboSMTP's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to turboSMTP's.

turboSMTP, €799.50 yearly, Pro, 15,000 emails a month, POST /emailvalidation/uploadPostcoder, £233 monthlyManyPI, $25 monthlyBytemine, $250 monthly, Starter, POST /fraud-checkVersium, $250 pack, Credit Packages, GET /emailValidation, Email Validation API
$ per 1,000 emails$24.991$24.856$25.00$25.00$25.00
Completeness33%33%33%50%33%
Billingyearlymonthlymonthlymonthlypay first
Pay€799.50£233$25$250$250
Enough for3,000 results a month12,500 calls a month1,000 results a month10,000 calls a month10,000 calls
Freshnessunknownliveunknownstoredunknown
Who can get itanyoneanyonebusinesses only: ManyPI is sold to businesses, not consumersbusiness users only: 18 or over, acting on behalf of a companyanyone of legal age, or authorized to bind their company

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

  1. serversmtp.com/docs/account/email-validation
  2. serversmtp.com/docs/account/plans-billing
  3. serversmtp.com/docs/api-reference/email-validation
  4. serversmtp.com/docs/turbo-smtp.yaml
  5. serversmtp.com/email-validation-tool/
  6. serversmtp.com/pricing/
  7. serversmtp.com/terms-and-conditions

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
Price
$ per 1,000 emails$0.00
Perresult
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays forSend Transactional Email · from the same budget: Validate one address
Not found
$ per 1,000$0.00
In their words
Their pitchTurboSMTP's Email Validation Tool helps you identify invalid and potentially risky addresses in your contact list before launching a campaign.
Data
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano API terms
Use data3.2 [...] TurboSmtp grants to the Customer, who accepts, an onerous, non-exclusive and non-transferable license to access the TURBO-SMTP Platform to the extent strictly necessary for this purpose. [...] 3.4 The Client is expressly prohibited, unless otherwise agreed in writing, from reselling and/or otherwise assigning for any reason to third parties access to and/or use of the TURBO-SMTP Platform.
Plan
Pay€0
You get100 credits
Enough for100 results, once
Speed
Answerby polling
The call
You sendfile
MethodPOST
Path/emailvalidation/upload
About the plan
PlanFree
Who can get itanyone
The 4 fields the plan's answer can hold

email, status, sub-status, MX record

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