Datacircle

proxycheck.io pricing: email verification API

proxycheck.io's sitellms.txtBest email verification API in 2026: providers comparedproxycheck.io: email verification API alternatives

Is proxycheck.io yours? Write to us about this page. We invite selected tool providers to our WhatsApp group.

33% complete: 2 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 emailsWe rank 3,215 plans by price. 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 one of proxycheck.io's 25 plans
Call: POST /v3/ proxycheck.io's only call
API: Email verification API proxycheck.io's only API

About this item

  • Stored. proxycheck.io may answer from proxycheck.io's stored data instead of asking the mail server. proxycheck.io doesn't say how old the data is.
  • 2 of the 6 key fields we check. Address, Deliverability.
  • Nothing to pay. You get 1,000 results a day.
  • One call. You send ips to POST /v3/. You can also send tag, days, node, short and ver.
  • Who can get it: anyone with a non-disposable email address, one free account each. Keep data: no limit. Use data: with conditions.

proxycheck.io: email verification API alternatives

proxycheck.io alternatives: every email verification API provider ranked

The table starts with proxycheck.io's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to proxycheck.io's. Each plan in the table gives stored data.

proxycheck.io, $1,099.89 yearlyDisify, $19 monthly, Pro, GET /email/{email}BillionVerify, $280 monthly, Ultimate, POST /verify/disposablePayPerQ, pay as you go, Pay per request with L402, POST /api/minerva/validate-emailsBotoi, $199 monthly, Business, POST /v1/disposable-email/check
$ per 1,000 emails$0.0012$0.00088$0.0011$0.0058$0.0066
Completeness33%50%50%17%50%
Billingyearlymonthlymonthlypay as you gomonthly
Pay$1,099.89$19$280per call$199
Enough for2,560,000 results a day21,600,000 calls a month259,200,000 calls a monthas many as you pay for1,000,000 calls a day
Freshnessstoredstoredstoredstoredstored
Who can get itanyone with a non-disposable email addressanyone at least 18 years old or the age of legal majority in their jurisdictionanyone at least 18 years old and legally able to enter into a contract, for their internal business purposes onlyanyone at least 13 years old or of their country's minimum age (under 18 with a parent's or guardian's consent), not in an embargoed region or a restricted individual, paying each request's Lightning invoice with no account or API keyanyone 18 or older

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. proxycheck.io/api
  2. proxycheck.io/pricing
  3. proxycheck.io/privacy
  4. proxycheck.io/resources/proxycheck-openapi.yaml
  5. proxycheck.io/terms

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 fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchIn the below example we've placed an email address instead of an IP address. This will engage our disposable email checking as opposed to our IP checking.
Data
Freshnessstored
What it checksdisposable domains
Keep datano limit
Use dataYou may use our data to enrich, enhance or support information that you present within your own service to your users. However, you may not make our entire data available verbatim, resell it, or operate a service whose primary purpose or value is providing access to our data.
Plan
Pay$0
You get1,000 results a day
Enough for1,000 results a day
Rate limit
Batch1,000
Speed
Answerin the call
The call
You sendips. Optional: tag, days, node, short, ver
MethodPOST
Path/v3/
About the plan
PlanFree
Who can get itanyone with a non-disposable email address, one free account each
The 5 fields the plan's answer can hold

request status, message, server node, email address, disposable

Best GTM APIs