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Allegrow pricing: email verification API, POST /v1/email/validate-file

Allegrow's sitellms.txtEmail validation API: 180+ verification providers comparedAllegrow: email verification API alternatives

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33% complete: 2 of the 6 key fields we checkSee the 6 fields
$19.80per 1,000 emailsWe haven't run Allegrow through our email verification API benchmark yet.Half of the 3,753 plans we rank by price cost $1.98 per 1,000 emails or less. This plan costs less per 1,000 emails than 5% of the 3,753 plans.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 the Datacircle benchmark.
Plan: Starter one of Allegrow's 3 plans
Call: POST /v1/email/validate-file one of Allegrow's 3 calls
API: Email verification API Allegrow's only API

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 2 of the 6 key fields we check. Address, Deliverability.
  • A monthly subscription. You pay $99 a month for 5,000 credits, enough for 5,000 results. Calls stop once your credits run out.
  • One call. You send emailColumn to POST /v1/email/validate-file. You can also send fileName and callbackUrl. The call returns a job. You fetch the answer once the job is done. Or the provider sends the answer to your webhook.
  • Who can get it: anyone, API access available upon request. Keep data: no limit. Use data: with conditions.

Allegrow: email verification API alternatives

Allegrow alternatives: every email verification API provider ranked

We list other providers' plans closest to this plan in price per 1,000 emails.

This planAllegrow, $99 monthly, Starter, POST /v1/email/validate-fileDatabar, $99 monthlyFindymail, $99 monthlyMailgun, $99 monthly, Optimize Starter, 5,000 validations included, GET /v4/address/validateDropcontact, €1,169 monthly
$ per 1,000 emails$19.80$19.80$19.80$19.80$19.931
Completeness33%67%33%33%33%
Billingmonthlymonthlymonthlymonthlymonthly
Pay$99$99$99$99€1,169
Enough for5,000 results a month5,000 calls a month5,000 calls a month5,000 calls a month66,000 results a month
Freshnessunknownlivelivestoredlive
Who can get itanyone, API access available upon requestbusinesses, universities and other organizations, not consumersanyone 18 or overprofessional use only, not minors under the age of 18professionals acting within their activity (a natural person with the power to commit, or a legal person)

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.

  1. docs.allegrow.co/reference/bulk-csv-overview
  2. docs.allegrow.co/reference/create-csv-validation-job
  3. docs.allegrow.co/reference/credits-overview
  4. docs.allegrow.co/reference/rate-limits
  5. docs.allegrow.co/reference/validation-statuses
  6. allegrow.co/b2b-email-verification-api-for-data-providers
  7. allegrow.co/fair-use-policy
  8. allegrow.co/integrations/public-email-verification-api
  9. allegrow.co/plans
  10. allegrow.co/terms-and-conditions
  11. allegrow.co/usa-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, not in the answer
  • Name, not in the answer
  • Place, not in the answer
  • Company, not in the answer
Price
$ per 1,000 emails$19.80
Perresult
Billingmonthly
$ a month$99
Aggregators
Aggregatorsnone
Charges
Also pays forfrom the same budget: Validate Email (Synchronous) · Validate Email (Asynchronous)
Overage
Units caphard
Add-ons1,000 credits once for $8 ($8.00 per 1,000)
Catch-all
$ per 1,000$19.80
In their words
Their pitchEmbed Allegrow's powerful risk analysis directly into your applications. Our API gives you programmatic access to the same 'Safe' or 'Unsafe' verdicts that power our platform.
Data
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano limit
Use dataCustomer may only use the Service internally. Customer will not (and will not permit its Users or anyone else to) [...] (a) provide access to, distribute, sell, or sublicense the Service to a third party (other than Users), (b) use the Service on behalf of, or to provide any product or service to, third parties, (c) use the Service to develop a similar or competing product or service or use the Service if you (or any of your Users) are direct competitor of Allegrow, [...] (g) publish benchmarks or performance information about the Service [...]
Plan
Pay$99
You get5,000 credits a month
Enough for5,000 results a month
Expiresmonthly allowance resets on the 1st of each calendar month (UTC), additional credits never expire
Rate limit
Concurrent5
Speed
Answerby polling or webhook
The call
You sendemailColumn. Optional: fileName, callbackUrl
MethodPOST
Path/v1/email/validate-file
About the plan
PlanStarter
Who can get itanyone, API access available upon request
The 2 fields the plan's answer can hold

email, status

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