Datacircle

VerifyKit pricing and alternatives: email verification API

VerifyKit's sitellms.txtBest email verification API in 2026
67% complete: 4 of the 6 key fields we checkSee the 6 fields
$1.80per 1,000 emailsHalf of the 2,458 plans we rank by price cost $2.00 per 1,000 emails or less. This plan is cheaper than 53% of the 2,458 plans.treg's top-up from $10 costs the least per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $26.95 per 1,000 emails when no provider answers.Enrich.so, GetProspect and treg are the best email verification API providers in our benchmark.
Plan: Starter one of VerifyKit's 4 plans
Call: POST /v1/verify one of VerifyKit's 2 calls
API: Email verification API VerifyKit's only API

About this item

  • Live. The call checks the email when you make it.
  • 4 of the 6 key fields we check. Address, Deliverability, Confidence, Company.
  • A monthly subscription. You pay $9 for 5,000 results, enough for 5,000 calls. Calls stop once your results run out. Unused results expire: Monthly quotas reset on the 1st of each calendar month at 00:00 UTC.
  • One call. You send email to POST /v1/verify. You can also send skip_smtp. The call returns whether the address takes mail.
  • Who can get it: anyone aged 18 or over. Keep data: no limit. Use data: with conditions.

VerifyKit: email verification API alternatives

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

This planVerifyKit, $9 monthlyDeBounce, top-up from $45, 25K credits, GET /v1/, Single email validationQuickEmailVerification, $900 pack, Persistent Credits, 500,000 credits, GET /v1/verifyMailProbe, $90 packClearout, $900 monthly, Pro 500K Credits, POST /email_verify/instant
$ per 1,000 emails$1.80$1.80$1.80$1.80$1.80
Completeness67%50%50%50%50%
Billingmonthlypay firstpay firstpay firstmonthly
Pay$9$45$900$90$900
Enough for5,000 calls a month25,000 calls500,000 calls50,000 results500,000 calls a month
Freshnesslivelivelivelivelive
Who can get itanyone aged 18 or overanyone over 18anyone with a work emailanyoneanyone

Every email verification API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-28.

  1. verifykit.io
  2. verifykit.io/docs
  3. verifykit.io/legal/privacy
  4. verifykit.io/legal/terms
  5. verifykit.io/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
  • Name, not in the answer
  • Place, not in the answer
  • Company
Score
Overall score0.0. We give it 0 overall because its Data score is 0.
Price score48
Data score0
Cost to get started score90
Bundle score0
Performance score0. We could not measure how fast this provider answers a call, so we count it as 0.
Price
$ per 1,000 emails$1.80
Percall
Billingmonthly
$ a month$9
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Overage
Units caphard
Not found
$ per 1,000$1.80
Catch-all
$ per 1,000$1.80
In their words
Their pitchReal SMTP verification, typo correction, and disposable detection in one API call. Stop fake signups at the door.
Data
Freshnesslive
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano limit
Use dataYou agree NOT to use our service to: Send spam or unsolicited emails: Do not validate emails for spamming purposes, Validate purchased or scraped lists: Only validate emails you have legitimate interest in, Circumvent rate limits: Do not create multiple accounts to bypass usage limits, Resell our service: Do not resell access to our API without written permission, Reverse engineer: Do not attempt to reverse engineer or decompile our service, Attack or harm: Do not attempt to harm, damage, or impair our infrastructure, Violate laws: Do not use the service for any illegal purposes, Infringe rights: Do not violate intellectual property or privacy rights, Abuse the service: Do not engage in activities that degrade service performance
Plan
Pay$9
You get5,000 results a month
Enough for5,000 calls a month
ExpiresMonthly quotas reset on the 1st of each calendar month at 00:00 UTC
Rate limit
Per second2.5
Batch1
Speed
Answerin the call
The call
You sendemail. Optional: skip_smtp
MethodPOST
Path/v1/verify
About the plan
PlanStarter
Who can get itanyone aged 18 or over
The 16 fields the plan's answer can hold

valid, email address, reachable, score, quality grade, disposable, role-based, free provider, MX valid, MX records, SMTP valid, SMTP state, full inbox, syntax valid, username, domain

Best GTM APIs