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HTMLWeb pricing: email verification API, GET /json/service/email, Email validation API, full

HTMLWeb's siteThis page as plain textEmail validation API: best verification providers comparedHTMLWeb: email verification API alternatives

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50% complete: 3 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 emailsWe haven't run HTMLWeb through our email verification API benchmark yet.This plan is free. We rank 4,207 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. See the best free email verification API plan.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, looot and MailTester Ninja are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest HTMLWeb plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free daily requests one of HTMLWeb's 9 plans
Call: GET /json/service/email, Email validation API, full one of HTMLWeb's 2 calls for this API
API: Email verification API one of HTMLWeb's 4 APIs

About this item

  • Live. HTMLWeb checks the email when you call the API.
  • 3 of the 6 fields on our checklist. Address, Deliverability, Company.
  • Nothing to pay. You get 20 requests a day, enough for 10 calls.
  • One call. You send email to GET /json/service/email. You set smtp_check to "1". You can also send quick. The call returns whether the address takes mail.
  • Who can get it: anyone with a registered account. Keep data: no limit. Use data: with conditions.

HTMLWeb: email verification API alternatives

HTMLWeb alternatives: other email verification API providers by price

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

HTMLWeb, ₽120,000 pack, 3,000,000 requests, GET /json/service/email, Email validation API, fullMyEmailVerifier, $25 monthly, Monthly Subscription, 25,000 emails + 1,250 bonus, GET /verifier/validate_single/{email}/{API_KEY}uChecker, ₽16,000 pack, 200,000 addresses, POST /api/v1/validate/bulkNo2Bounce, $2,868 yearlySafetyMails, $8,610 yearly
$ per 1,000 emails$0.955$0.952$0.955$0.956$0.957
Completeness50%33%33%0%33%
Billingpay firstmonthlypay firstyearlyyearly
Pay₽120,000$25₽16,000$2,868$8,610
Enough for1,500,000 calls26,250 calls a month200,000 results250,000 results a month750,000 calls a month
Freshnesslivelivelivelivelive
Who can get itanyone with a registered accountanyoneanyoneanyone at least 18 years oldanyone 18 or of legal age in their jurisdiction, individuals and legal entities

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

  1. htmlweb.ru/api
  2. htmlweb.ru/api.php?obj=service&help
  3. htmlweb.ru/api/common_parameters.php
  4. htmlweb.ru/service/email_verification.php
  5. htmlweb.ru/user/public_offer.php
  6. htmlweb.ru/user/tariffs.php
  7. htmlweb.ru/user/user_agreement.php

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$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays forfrom the same budget: Organization or sole proprietor by INN or OGRN · Phone operator MNP API · Phone number location API · IP address location API · Proxy scan of an IP address API · Domain WHOIS API · IP spam-list check API · Bank by BIC API · Card issuer by BIN API · City search API · Time zone API · Nearest cities API · Distance between cities API · DEF codes of operators API · Free proxy list API · Sunrise and sunset API · Holidays API · Transliteration API · Word declension API · Sum in words API · QR code API
Not found
$ per 1,000$0.00
In their words
Their pitchПроверка Email на валидность и существование. Пакетная и штучная обработка. Без капчи. Email Validation & Verification JSON API for Developers
Data
Freshnesslive
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano limit
Use dataПользователь обязуется не использовать сервисы для противоправных действий, массовых злоупотреблений, спама, обхода ограничений и нарушения прав третьих лиц. [...] Пользователь получает ограниченное право использования сервисов в пределах предоставленного функционала.
Plan
Pay₽0
You get20 requests a day
Enough for10 calls a day
Rate limit
Per day20
Batch1
Speed
Answerin the call
The call
You sendemail, smtp_check "1". Optional: quick
MethodGET
Path/json/service/email
About the plan
PlanFree daily requests
Who can get itanyone with a registered account
The 15 fields the plan's answer can hold

email address, local part, domain, normalized email, did you mean, format valid, free, disposable, role, MX found, message, MX records, SMTP check, catch-all, gray-listing

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