# HTMLWeb, free daily requests, GET /json/service/email, Email validation API, full: Email verification API

> Проверка Email на валидность и существование. Пакетная и штучная обработка. Без капчи. Email Validation & Verification JSON API for Developers

HTMLWeb's Free daily requests plan for the email verification API costs $0.00 per 1,000 emails. We check each provider's docs for 6 fields. HTMLWeb's docs list 3: Address, Deliverability, Company.
We haven't run HTMLWeb through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) 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.](https://datacircle.dev/best-email-verification-api.txt)
[treg's top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) 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](https://datacircle.dev/validate-email-apis/stableenrich/pay-as-you-go-pay-per-request-with-x402-or-mpp-post-api-minerva-validate-emails/llms.txt) costs the least for 10,000 emails a month: $0.05.
[Disify's $9 monthly plan (/email)](https://datacircle.dev/validate-email-apis/disify/9-monthly-starter-post-email/llms.txt) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.
[pingutil](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify/llms.txt), [looot](https://datacircle.dev/validate-email-apis/looot/top-up/llms.txt) and [MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/htmlweb/free-daily-requests-get-json-service-email-email-validation-api-full
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://htmlweb.ru/user/tariffs.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `GET https://htmlweb.ru/json/service/email`, Email validation API, full
- API key: with the plan, on https://htmlweb.ru/user/tariffs.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://htmlweb.ru/service/email_verification.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: HTMLWeb (https://htmlweb.ru?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 50%
- Address: ✓
- Deliverability: ✓
- Company: ✓

## Price

- $ per 1,000 emails: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from 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 pitch: Проверка Email на валидность и существование. Пакетная и штучная обработка. Без капчи. Email Validation & Verification JSON API for Developers

## Data

- Freshness: live
- What it checks: format, mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: Пользователь 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 get: 20 requests a day
- Enough for: 10 calls a day

## Rate limit

- Per day: 20
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email, smtp_check "1". Optional: quick
- Method: GET
- Path: /json/service/email

## About the plan

- Plan: Free daily requests
- Who can get it: anyone 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

## HTMLWeb's plans (9)

- [HTMLWeb, free daily requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/free-daily-requests-get-json-service-email-email-validation-api-full/llms.txt): $0.00 per 1,000, 50% complete, live
- [HTMLWeb, top-up, Single request, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/top-up-single-request-get-json-service-email-email-validation-api-full/llms.txt): $14.088 per 1,000, 50% complete, live
- [HTMLWeb, ₽300 pack, 1,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/300-pack-1000-requests-get-json-service-email-email-validation-api-full/llms.txt): $7.163 per 1,000, 50% complete, live
- [HTMLWeb, ₽1,000 pack, 5,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/1000-pack-5000-requests-get-json-service-email-email-validation-api-full/llms.txt): $4.776 per 1,000, 50% complete, live
- [HTMLWeb, ₽5,400 pack, 50,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/5400-pack-50000-requests-get-json-service-email-email-validation-api-full/llms.txt): $2.579 per 1,000, 50% complete, live
- [HTMLWeb, ₽7,800 pack, 100,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/7800-pack-100000-requests-get-json-service-email-email-validation-api-full/llms.txt): $1.863 per 1,000, 50% complete, live
- [HTMLWeb, ₽31,000 pack, 500,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/31000-pack-500000-requests-get-json-service-email-email-validation-api-full/llms.txt): $1.48 per 1,000, 50% complete, live
- [HTMLWeb, ₽75,000 pack, 1,500,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/75000-pack-1500000-requests-get-json-service-email-email-validation-api-full/llms.txt): $1.194 per 1,000, 50% complete, live
- [HTMLWeb, ₽120,000 pack, 3,000,000 requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/120000-pack-3000000-requests-get-json-service-email-email-validation-api-full/llms.txt): $0.955 per 1,000, 50% complete, live

## HTMLWeb's calls for this API (2)

- `GET /json/service/email`, Email validation API: [HTMLWeb, free daily requests, GET /json/service/email, Email validation API](https://datacircle.dev/validate-email-apis/htmlweb/free-daily-requests-get-json-service-email-email-validation-api/llms.txt)
- `GET /json/service/email`, Email validation API, full: [HTMLWeb, free daily requests, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/free-daily-requests-get-json-service-email-email-validation-api-full/llms.txt)

## HTMLWeb's APIs (4)

- [HTMLWeb: company enrichment API pricing, 9 plans](https://datacircle.dev/company-enrichment-apis/htmlweb/free/llms.txt)
- [HTMLWeb: domain WHOIS API pricing, 9 plans](https://datacircle.dev/domain-whois-apis/htmlweb/free/llms.txt)
- [HTMLWeb: email verification API pricing, 9 plans, GET /json/service/email, Email validation API, full](https://datacircle.dev/validate-email-apis/htmlweb/free-daily-requests-get-json-service-email-email-validation-api-full/llms.txt)
- [HTMLWeb: phone validation API pricing, 11 plans, GET /geo/api.php](https://datacircle.dev/validate-phone-apis/htmlweb/free-daily-requests-get-geo-api-php/llms.txt)
- [HTMLWeb: phone validation API pricing, 11 plans, GET /json/mnp/phone/{phone}](https://datacircle.dev/validate-phone-apis/htmlweb/free-daily-requests-get-json-mnp-phone-phone/llms.txt)

## HTMLWeb: email verification API alternatives

- [MyEmailVerifier, $25 monthly, Monthly Subscription, 25,000 emails + 1,250 bonus, GET /verifier/validate_single/{email}/{API_KEY}](https://datacircle.dev/validate-email-apis/myemailverifier/25-monthly-monthly-subscription-25000-emails-1250-bonus-get-verifier-validate-single-email-api-key/llms.txt): $0.952 per 1,000, 33% complete, live
- [uChecker, ₽16,000 pack, 200,000 addresses, POST /api/v1/validate/bulk](https://datacircle.dev/validate-email-apis/uchecker/16000-pack-200000-addresses-post-api-v1-validate-bulk/llms.txt): $0.955 per 1,000, 33% complete, live
- [No2Bounce, $2,868 yearly](https://datacircle.dev/validate-email-apis/no2bounce/2868-yearly/llms.txt): $0.956 per 1,000, 0% complete, live
- [SafetyMails, $8,610 yearly](https://datacircle.dev/validate-email-apis/safetymails/8610-yearly/llms.txt): $0.957 per 1,000, 33% complete, live

## 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.

- https://htmlweb.ru/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://htmlweb.ru/api.php?obj=service&help&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://htmlweb.ru/api/common_parameters.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://htmlweb.ru/service/email_verification.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://htmlweb.ru/user/public_offer.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://htmlweb.ru/user/tariffs.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://htmlweb.ru/user/user_agreement.php?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing