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The Data Group pricing: email verification API

The Data Group's sitellms.txtEmail validation API: 160+ providers comparedThe Data Group: email verification API alternatives

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33% complete: 2 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 emailsWe haven't run The Data Group through our email verification API benchmark yet.This plan is free. We rank 3,338 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 (/email) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.MailTester Ninja, Enrich.so and GetProspect are the best email verification API providers in our benchmark.
Plan: Free test one of The Data Group's 2 plans
Call: POST /verify/email The Data Group's only call for this API
API: Email verification API one of The Data Group's 6 APIs

About this item

  • Live. The Data Group checks the email when you call the API.
  • 2 of the 6 key fields we check. Address, Deliverability.
  • Nothing to pay. You get 100 requests.
  • One call. You send Email to POST /verify/email. The call returns whether the address takes mail.
  • Anyone can get it. Keep data: with conditions. Use data: with conditions.

The Data Group: email verification API alternatives

The Data Group alternatives: every email verification API provider ranked

We list other providers' plans closest to this plan in price per 1,000 emails. Each plan in the table gives live data.

This planThe Data Group, freeMailTester Ninja, free, No tokenEnrich.so, free, POST /email-validationGetProspect, free, POST /v2/email-verificationsSealch, free, POST /api/verifyOmkar Cloud, free
$ per 1,000 emails$0.00$0.00$0.00$0.00$0.00$0.00
Completeness33%50%50%50%17%50%
Billingfreefreefreefreefreefree
Pay$0$0$0$0$0$0
Enough for100 calls300 calls a month100 calls, once100 results a month200 calls, once200 calls a month
Freshnesslivelivelivelivelivelive
Who can get itanyoneanyone at least 18 years old, or the age of majority in their jurisdictionanyone 18 or over, on a new account, for an organization, someone with authority to bind itanyone 16 or overanyoneanyone aged 18 or over who is not in a country under a United States embargo or on a United States list of prohibited or restricted parties

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

  1. thedatagroup.com/api
  2. thedatagroup.com/api/email-validation-api-documentation
  3. thedatagroup.com/pricing
  4. thedatagroup.com/terms-condition

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
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchValidate the accuracy and status of consumer email addresses. This email verification service is built for high-scale processing and low-latency integration into lead forms and CRM systems.
Data
Freshnesslive
What it checksdisposable domains, mailbox
Keep data"All Data provided under this Agreement is only available for Licensee’s one-time use." [...] "Licensee shall not make or cause to make any copies of the Data for any reason." [...] On termination or expiration: "Licensee shall not retain any portion of the Data and shall discontinue all use of the Data and, within thirty (30) days, erase, purge, destroy and/or return to Data Group any and all Data"
Use data"Licensee agrees that it shall use the Data only for its own internal and lawful direct marketing purposes." [...] "Licensee shall not provide the Data, in whole or in part, nor shall it provide any subset of the Data, to any third party as a stand-alone product, file or database." [...] "Licensee is prohibited from reselling, sublicensing, or otherwise providing the Data to any third-party." [...] "Licensee shall not use any Data as a factor in determining a consumer’s credit qualifications for (a) credit or insurance used primarily for personal, family or household purposes, (b) employment purposes, or (c) other purposes set forth in Section 604 of the FCRA" [...] "Licensee shall not use the Data as part of an application that provides name or phone number lookups to companies providing live-operator directory assistance services."
Plan
Pay$0
You get100 requests
Enough for100 calls
Rate limit
Batch1
Speed
Answerin the call
The call
You sendEmail
MethodPOST
Path/verify/email
About the plan
PlanFree test
Who can get itanyone
The 2 fields the plan's answer can hold

email address, result

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