Datacircle

Sendkit Email verification API pricing

Sendkit's siteThis page as plain textEmail validation API: best verification providers comparedSendkit: email verification API alternatives

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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 Sendkit through our email verification API benchmark yet.This plan is free. We rank 4,767 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. 728 email verification API plans on our price sheet are free. pingutil's free plan scores highest of the free plans in our benchmark, at 82.3 out of 100.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. StableEnrich's pay-as-you-go plan costs the least for 10,000 emails a month: $0.05.Disify's $9 monthly plan (/email) covers any number of emails, and costs less up front than treg's top-up from $10.Validemail.co, pingutil and looot are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest Sendkit plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free one of Sendkit's 25 plans
Call: POST /emails/validate Sendkit's only call
API: Email verification API Sendkit's only API

About this item

  • A copy at most 180 days old. Sendkit may answer from Sendkit's stored data instead of asking the mail server.
  • 2 of the 6 fields on our checklist. Address, Deliverability.
  • Nothing to pay.
  • One call. You send email to POST /emails/validate. The call returns whether the address takes mail.
  • Who can get it: with conditions. Keep data: no API terms. Use data: no API terms.

Sendkit: email verification API alternatives

Sendkit alternatives: other email verification API providers by price

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

This planSendkit, freeValidemail.co, free, POST /api/v1/bulkpingutil, free API key, POST /v1/verifyMailTester Ninja, free, No tokenGiggal, free trial, POST /v1/verify-batchLordevo, free
$ per 1,000 emails$0.00$0.00$0.00$0.00$0.00$0.00
Completeness33%67%50%50%67%33%
Billingfreefreefreefreefreefree
Pay$0$0$0$0$0$0
Enough fornot published50 results9,000 calls a month300 calls a month1,000 results90 calls a month
Freshness180 dayslive30 dayslivelive10 minutes
Who can get itanyone at least 18 years old or duly authorized by a legal guardian, individual or legal entityanyoneanyone who signs in with an email addressanyone at least 18 years old, or the age of majority in their jurisdictionanyone aged 18 or overanyone, with no wallet, account or API key, from an IP address that still has a trial call left today (3 per IP per UTC day, on tools priced up to $0.005)

Sources

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

  1. docs.sendkit.dev/api-reference
  2. docs.sendkit.dev/api-reference/endpoint/validate-email.md
  3. docs.sendkit.dev/knowledge-base/email-validation.md
  4. sendkit.dev/en/email-validations/
  5. sendkit.dev/en/terms
  6. sendkit.dev/llms.txt
  7. sendkit.dev/pricing

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
Repeat free90 days
Also pays forSend email
Not found
$ per 1,000 calls that find nothing$0.00
In their words
Their pitchYour AI agent can validate every email address before you send. Catch disposable domains, invalid addresses, and bad MX records before they hurt your deliverability.
Data
Freshness180 days
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano API terms
Use datano API terms
Plan
Pay$0
Rate limit
Per second1
Batch1
Speed
Answerin the call
The call
You sendemail
MethodPOST
Path/emails/validate
About the plan
PlanFree
Who can get itanyone at least 18 years old or duly authorized by a legal guardian, individual or legal entity
The 11 fields the plan's answer can hold

email, valid, valid syntax, valid DNS, mailbox exists, role address, disposable, random input, should block, block reason, validated at

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