Datacircle

Vextorium pricing: email verification API

Vextorium's siteThis page as plain textEmail validation API: best verification providers comparedVextorium: email verification API alternatives

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50% complete: 3 of the 6 fields on our checklistSee the 6 fields
$4.00per 1,000 emailsWe haven't run Vextorium through our email verification API benchmark yet.We rank 4,337 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. This plan costs less per 1,000 emails than 28% of the 4,337 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. 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. Disify's $9 monthly plan costs less up front than treg's top-up from $10.pingutil, Validemail.co and looot are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest Vextorium plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: x402 pay per call Vextorium's only plan
Call: POST /v1/email-validate Vextorium's only call for this API
API: Email verification API one of Vextorium's 4 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 3 of the 6 fields on our checklist. Address, Deliverability, Company.
  • Nothing to buy first. You pay per call.
  • One call. You send email to POST /v1/email-validate. The call returns whether the address takes mail.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

Vextorium: email verification API alternatives

Vextorium alternatives: other email verification API providers by price

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

This planVextorium, pay as you goVerimail, $4 packMailValid, $8 pack, Pay-as-you-go 2,000 credits, POST /api/v1/verify/bulkEasy Email Verification, $200 pack, Pay-as-you-go, 50,000 emails, POST /bulk/uploadQuickEmailVerification, $200 pack, Persistent Credits, 50,000 credits, GET /v1/verifyToolCall, pay as you go
$ per 1,000 emails$4.00$4.00$4.00$4.00$4.00$4.00
Completeness50%50%67%50%50%33%
Billingpay as you gopay firstpay firstpay firstpay firstpay as you go
Payper call$4$8$200$200per call
Enough foras many as you pay for1,000 calls2,000 results50,000 results50,000 callsas many as you pay for
Freshnessunknownlive30 daysliveliveunknown
Who can get itanyone with an x402 wallet paying each call in USDC on Base, Solana, Polygon, Optimism or Arc, or in RLUSD or XRP on the XRP Ledger, with no account or API key (not for illegal activity or to evade international sanctions)businesses and professionals, not directed at anyone under 18anyone at least 18 years oldanyone legally capable of entering into the Terms under Brazilian lawanyone with a work emailanyone with a wallet paying each call in USDC on Base (x402), with no account or API key

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

  1. api.vextorium.com/catalog.json
  2. api.vextorium.com/legal
  3. api.vextorium.com/llms.txt
  4. api.vextorium.com/openapi.json
  5. vextorium.com

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
Price
$ per 1,000 emails$4.00
Percall
Billingpay as you go
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchEmail validation: syntax, domain MX records and disposable-domain flag. Sends no email, the address is not stored.
Data
What it checksformat, mail servers, disposable domains
Keep datano limit
Use dataYou may not use the services for illegal activity, to evade international sanctions, to damage or overload the service, or to submit another person's personal data without a legal basis. [...] Sources include: [...] the European Commission and Eurostat (EU sanctions list, VIES, TED, Weekly Oil Bulletin, HICP and house-price index, CC BY 4.0, Eurostat is credited as “Source: Eurostat”), [...]
Plan
Payper call
Rate limit
Batch1
Speed
Answerin the call
The call
You sendemail
MethodPOST
Path/v1/email-validate
About the plan
Planx402 pay per call
Who can get itanyone with an x402 wallet paying each call in USDC on Base, Solana, Polygon, Optimism or Arc, or in RLUSD or XRP on the XRP Ledger, with no account or API key (not for illegal activity or to evade international sanctions)
The 8 fields the plan's answer can hold

email, domain, valid format, MX found, MX hosts, disposable, valid, note

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