# Tu Identidad, contact us: Email verification API

> Verify the existence, quality, and reputation of email addresses in real time.

Tu Identidad's Pay per use plan lets you call the email verification API. We check each provider's docs for 6 fields. Tu Identidad's docs list 3: Address, Deliverability, Company.
We haven't run Tu Identidad through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
Tu Identidad gives this plan's price on request. We rank 4,207 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails.
[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/tu-identidad/contact-us
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://tuidentidad.com/en/preguntas-frecuentes/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://web-prod01.tuidentidad.com/api/PersonalDataCheck/EmailCheck`
- API key: with the plan, on https://tuidentidad.com/en/preguntas-frecuentes/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://docs.tuidentidad.com/docs-us.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing#tag/email-verification/POST/api/PersonalDataCheck/EmailCheck
- Sold by: Tu Identidad (https://tuidentidad.com?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: call
- Billing: contact

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## In their words

- Their pitch: Verify the existence, quality, and reputation of email addresses in real time.

## Data

- What it checks: mail servers, disposable domains
- Keep data: no limit
- Use data: Additionally, it is prohibited to use methods other than the provided interface. Improper use of the service may result in suspension of service. It is prohibited to sell or resell the results provided by our service. The user is solely responsible for the use of the provided content.

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email
- Method: POST
- Path: /api/PersonalDataCheck/EmailCheck

## About the plan

- Plan: Pay per use
- Who can get it: a company that asks the commercial team for a quote, each company is assigned its own non-transferable API key

## The 94 fields the plan's answer can hold

success, email address, fraud score, deliverable, domain, TLD, domain creation date, domain update date, domain expiry date, domain registered, registrar name, registered to, disposable, free, custom domain, DMARC enforced, SPF strict, valid MX, catch-all, suspicious TLD, website exists, breach name, breach domain, breach date, Have I Been Pwned listed, number of breaches, first breach date, applied rule ID, applied rule name, applied rule operation, applied rule score, Facebook account registered, Facebook URL, Facebook name, Facebook photo, Google account registered, Google photo, LinkedIn account registered, LinkedIn URL, LinkedIn name, LinkedIn company, LinkedIn title, LinkedIn location, LinkedIn website, LinkedIn Twitter handle, LinkedIn photo, Skype account registered, Skype country, Skype city, Skype gender, Skype name, Skype ID, Skype handle, Skype bio, Skype age, Skype language, Skype state, Skype photo, OK account registered, OK city, OK age, OK date joined, Airbnb account registered, Airbnb about, Airbnb created at, Airbnb first name, Airbnb identity verified, Airbnb location, Airbnb image, Airbnb reviewee count, Airbnb trips, Airbnb work, Apple account registered, Twitter account registered, Microsoft account registered, Yahoo account registered, eBay account registered, Gravatar account registered, Instagram account registered, Spotify account registered, Tumblr account registered, Weibo account registered, GitHub account registered, Vimeo account registered, Flickr account registered, Foursquare account registered, Last.fm account registered, Myspace account registered, Pinterest account registered, Discord account registered, Kakao account registered, Booking account registered, Amazon account registered, Qzone account registered

## Tu Identidad's plans (1)

- [Tu Identidad, contact us](https://datacircle.dev/validate-email-apis/tu-identidad/contact-us/llms.txt): 50% complete

## Tu Identidad's calls for this API (1)

- `POST /api/PersonalDataCheck/EmailCheck`: [Tu Identidad, contact us](https://datacircle.dev/validate-email-apis/tu-identidad/contact-us/llms.txt)

## Tu Identidad's APIs (3)

- [Tu Identidad: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/tu-identidad/contact-us/llms.txt)
- [Tu Identidad: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/tu-identidad/contact-us/llms.txt)
- [Tu Identidad: business verification API pricing, 1 plan, POST /api/rfc/validate](https://datacircle.dev/business-verification-apis/tu-identidad/contact-us-pay-per-use-post-api-rfc-validate/llms.txt)
- [Tu Identidad: business verification API pricing, 1 plan, POST /api/cpbyrfc](https://datacircle.dev/business-verification-apis/tu-identidad/contact-us-pay-per-use-post-api-cpbyrfc/llms.txt)

## Tu Identidad: email verification API alternatives

- [Enrich.so, contact us, Enterprise, POST /email-validation](https://datacircle.dev/validate-email-apis/enrich-so/contact-us/llms.txt): 50% complete, live
- [KaijuVerifier, contact us, Enterprise, POST /api/v1/jobs, Submit an async bulk job](https://datacircle.dev/validate-email-apis/kaijuverifier/contact-us-enterprise-post-api-v1-jobs-submit-an-async-bulk-job/llms.txt): 50% complete, stored
- [Prime Verifier, contact us, Custom, over 2,000,000 credits, POST /v1/verify/single](https://datacircle.dev/validate-email-apis/prime-verifier/contact-us-custom-over-2000000-credits-post-v1-verify-single/llms.txt): 50% complete
- [GetProspect, contact us, Custom terms, POST /v2/email-verifications](https://datacircle.dev/validate-email-apis/getprospect/contact-us-custom-terms-post-v2-email-verifications/llms.txt): 50% complete, live
- [SpiderIQ, contact us](https://datacircle.dev/validate-email-apis/spideriq/contact-us/llms.txt): 67% 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://docs.tuidentidad.com/docs-us.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://registry.scalar.com/@tuidentidad/apis/tu-identidad-technical-documentation?format=yaml&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://tuidentidad.com/en/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://tuidentidad.com/en/preguntas-frecuentes/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://tuidentidad.com/en/terminos-y-condiciones/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://tuidentidad.com/en/validacion-de-correo-electronico/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing