# DaData, free: Email verification API

> Проверяет формат адреса. Исправляет распространённые опечатки. Проверяет, не «одноразовый» ли адрес. Классифицирует адреса на личные (@mail.ru, @yandex.ru), корпоративные (@myshop.ru) и «ролевые» (info@, support@).

DaData's email verification API on its Первые 100 бесплатно plan. It costs $0.00 per 1,000 emails. It returns 2 of the 6 key fields we check: Address, Company.
We rank 2,488 plans by price. [treg's top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) costs the least per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $26.95 per 1,000 emails when no provider answers.
[Enrich.so](https://datacircle.dev/validate-email-apis/enrich-so/149-monthly/llms.txt), [GetProspect](https://datacircle.dev/validate-email-apis/getprospect/369-pack/llms.txt) and [treg](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) are the best email verification API providers in our benchmark.

- This page: https://datacircle.dev/validate-email-apis/dadata/free
- [Best email verification API in 2026: pricing compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://dadata.ru/pricing/?product=clean
- Request: `POST https://cleaner.dadata.ru/api/v1/clean/email`
- API key: with the plan, on https://dadata.ru/pricing/?product=clean
- Its API docs: https://dadata.ru/api/clean/email
- Sold by: DaData (https://dadata.ru)
- Checked: 2026-10-31

## In the answer

- Completeness: 33%
- Address: ✓
- Company: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Разбор адреса из строки · Геокодирование · Разбор ФИО из строки · Проверка телефона · Проверка паспорта · Проверка автомобиля

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Проверяет формат адреса. Исправляет распространённые опечатки. Проверяет, не «одноразовый» ли адрес. Классифицирует адреса на личные (@mail.ru, @yandex.ru), корпоративные (@myshop.ru) и «ролевые» (info@, support@).

## Data

- Freshness: stored
- What it checks: format, disposable domains, role addresses
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: ₽0
- You get: 100 requests
- Enough for: 100 calls, once

## Rate limit

- Per second: 20
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email, Content-Type header "application/json", Accept header "application/json"
- Method: POST
- Path: /api/v1/clean/email

## About the plan

- Plan: Первые 100 бесплатно
- Who can get it: anyone who registers and confirms their email

## The 6 fields the plan's answer can hold

original email, standardized email, local part, domain, email type, check code

## DaData's plans (3)

- [DaData, free](https://datacircle.dev/validate-email-apis/dadata/free/llms.txt): $0.00 per 1,000, 33% complete, stored
- [DaData, top-up](https://datacircle.dev/validate-email-apis/dadata/top-up/llms.txt): $2.388 per 1,000, 33% complete, stored
- [DaData, ₽1,190,000 yearly](https://datacircle.dev/validate-email-apis/dadata/1190000-yearly/llms.txt): $14.207 per 1,000, 33% complete, stored

## DaData's calls for this API (1)

- `POST /api/v1/clean/email`: [DaData, free](https://datacircle.dev/validate-email-apis/dadata/free/llms.txt)

## DaData's APIs (4)

- [DaData: business verification API pricing, 5 plans](https://datacircle.dev/business-verification-apis/dadata/free/llms.txt)
- [DaData: company enrichment API pricing, 2 plans](https://datacircle.dev/company-enrichment-apis/dadata/free/llms.txt)
- [DaData: email verification API pricing, 3 plans](https://datacircle.dev/validate-email-apis/dadata/free/llms.txt)
- [DaData: phone validation API pricing, 3 plans](https://datacircle.dev/validate-phone-apis/dadata/free/llms.txt)

## DaData: email verification API alternatives

- [Elastic Email, $119 monthly, Email Marketing Pro (10,000 contacts), POST /verifications/{email}](https://datacircle.dev/validate-email-apis/elastic-email/119-monthly-email-marketing-pro-10000-contacts-post-verifications-email/llms.txt): $2.38 per 1,000, 50% complete, stored
- [RealMail, $240 pack](https://datacircle.dev/validate-email-apis/realmail/240-pack/llms.txt): $2.40 per 1,000, 33% complete, stored
- [KaijuVerifier, $249 pack, 100,000 Credits, POST /api/v1/jobs, Submit an async bulk job](https://datacircle.dev/validate-email-apis/kaijuverifier/249-pack-100000-credits-post-api-v1-jobs-submit-an-async-bulk-job/llms.txt): $2.49 per 1,000, 50% complete, stored
- [APIVerve, $299.90 yearly](https://datacircle.dev/validate-email-apis/apiverve/299-90-yearly/llms.txt): $2.499 per 1,000, 50% complete, stored (MX valid, MX record, null MX, can receive mail, has SPF, has DMARC: 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 2026-10-31.

- https://dadata.ru
- https://dadata.ru/api/clean/email
- https://dadata.ru/api/suggest/party/
- https://dadata.ru/pricing/?product=clean
- https://dadata.ru/pricing/?product=corporate
- https://dadata.ru/pricing/?product=suggestions