# EmailValidator.ru, free, POST /validate: Email verification API

> REST API с авторизацией по ключу. Один адрес или пакет, ответ в JSON с разбором по каждой проверке.

EmailValidator.ru's Free plan for the email verification API costs $0.00 per 1,000 emails. We check each provider's docs for 6 fields. EmailValidator.ru's docs list 4: Address, Deliverability, Confidence, Company.
In [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt), the best plan from EmailValidator.ru scores 45.1 out of 100. EmailValidator.ru ranks 117th of 221 providers.
This plan is free. We rank 4,337 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), [Validemail.co](https://datacircle.dev/validate-email-apis/validemail-co/9-90-monthly-9-90-month-get-api-v1-validate/llms.txt) and [looot](https://datacircle.dev/validate-email-apis/looot/top-up/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/emailvalidator-ru/free-post-validate
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://emailvalidator.ru/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://emailvalidator.ru/api/validate`
- API key: with the plan, on https://emailvalidator.ru/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://emailvalidator.ru/api/docs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing#/Validation/post_validate
- Sold by: EmailValidator.ru (https://emailvalidator.ru?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 67%
- Address: ✓
- Deliverability: ✓
- Confidence: ✓
- Company: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Add domain to monitoring: 1 domain · from the same budget: Bulk validation (up to 1000 addresses)

## Not found

- $ per 1,000: $0.00

## Catch-all

- $ per 1,000: $0.00

## In their words

- Their pitch: REST API с авторизацией по ключу. Один адрес или пакет, ответ в JSON с разбором по каждой проверке.

## Data

- What it checks: format, mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: Заказчик гарантирует, что: имеет законные правовые основания для обработки и передачи Исполнителю Загружаемых данных (в том числе согласия субъектов персональных данных либо иные основания, предусмотренные ст. 6 152-ФЗ) [...], Загружаемые данные получены законным путём и не нарушают прав третьих лиц, не передаёт через Сервис специальные категории персональных данных и биометрические персональные данные. [...] Заказчик обязуется использовать Сервис добросовестно, не предпринимать действий, нарушающих работоспособность Сервиса (в том числе чрезмерных автоматизированных запросов сверх ограничений Тарифа)

## Plan

- Pay: ₽0
- You get: 100 credits a month
- Enough for: 100 calls a month
- Expires: 1 month, not carried over

## Rate limit

- Per second: 0.17
- Batch: 1

## Speed

- Answer: in the call
- Median: 1.46 s

## The call

- You send: email. Optional: checkSmtp, checkDisposable, checkRoleBased, useCache
- Method: POST
- Path: /validate

## About the plan

- Plan: Free
- Who can get it: anyone

## The 35 fields the plan's answer can hold

email address, valid, score, risk, domain, MX record, SMTP check, disposable, free, role, catch-all, business account, grade, catch-all score, MX provider, did you mean, syntax valid, syntax reason, MX valid, MX records, primary MX, MX error, SMTP status, SMTP valid, disposable source, historical signal used, historical basis, historical valid rate, historical total checks, historical confidence, historical MX recently changed, historical credit, cached, time taken, high-risk reason

## EmailValidator.ru's plans (5)

- [EmailValidator.ru, free, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/free-post-validate/llms.txt): $0.00 per 1,000, 67% complete
- [EmailValidator.ru, ₽990 monthly, Basic, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/990-monthly-basic-post-validate/llms.txt): $2.364 per 1,000, 67% complete
- [EmailValidator.ru, ₽2,990 monthly, Pro, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/2990-monthly-pro-post-validate/llms.txt): $1.428 per 1,000, 67% complete
- [EmailValidator.ru, ₽9,990 monthly, Enterprise, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/9990-monthly-enterprise-post-validate/llms.txt): $1.193 per 1,000, 67% complete
- [EmailValidator.ru, contact us, Custom plan, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/contact-us-custom-plan-post-validate/llms.txt): 67% complete

## EmailValidator.ru's calls (2)

- `POST /validate/batch`: [EmailValidator.ru, free, POST /validate/batch](https://datacircle.dev/validate-email-apis/emailvalidator-ru/free-post-validate-batch/llms.txt)
- `POST /validate`: [EmailValidator.ru, free, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/free-post-validate/llms.txt)

## EmailValidator.ru's APIs (1)

- [EmailValidator.ru: email verification API pricing, 5 plans, POST /validate](https://datacircle.dev/validate-email-apis/emailvalidator-ru/free-post-validate/llms.txt)

## EmailValidator.ru: email verification API alternatives

- [EmailVerify.io, $1,430 yearly, 100,000 Credits, Billed Annually, GET /validate](https://datacircle.dev/validate-email-apis/emailverify-io/1430-yearly-100000-credits-billed-annually-get-validate/llms.txt): $1.192 per 1,000, 33% complete, live
- [MisarReach, $1,430.40 yearly](https://datacircle.dev/validate-email-apis/misarreach/1430-40-yearly/llms.txt): $1.192 per 1,000, 50% complete, live
- [Warmerly, $179 monthly, Agency, POST /verify/bulk](https://datacircle.dev/validate-email-apis/warmerly/179-monthly-agency-post-verify-bulk/llms.txt): $1.193 per 1,000, 67% 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

## 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://emailvalidator.ru?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://emailvalidator.ru/api-docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://emailvalidator.ru/api/docs/swagger-ui-init.js?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://emailvalidator.ru/dpa?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://emailvalidator.ru/oferta?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://emailvalidator.ru/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://emailvalidator.ru/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing