# Nubarium, contact us, POST /glo/contact/v1/email: Email verification API

> This endpoint validates a email and returns a numeric status code in the messageCode field.

Nubarium's Contact us plan lets you call the email verification API. We check each provider's docs for 6 fields. Nubarium's docs list 4: Address, Deliverability, Confidence, Company.
We haven't run Nubarium through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
Nubarium gives this plan's price on request. We rank 4,382 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), [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/nubarium/contact-us-post-glo-contact-v1-email
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://nubarium.com/contacto?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://api.nubarium.com/glo/contact/v1/email`
- API key: with the plan, on https://nubarium.com/contacto?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://documenter.nubarium.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing#d29c38b0-356d-4f8c-a472-ecc66ee1c60d
- Sold by: Nubarium (https://nubarium.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-10

## In the answer

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

## Price

- Billing: contact

## Aggregators

- Aggregators: none

## In their words

- Their pitch: This endpoint validates a email and returns a numeric status code in the messageCode field.

## Data

- Keep data: no API terms
- Use data: no API terms

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email
- Method: POST
- Path: /glo/contact/v1/email

## About the plan

- Plan: Contact us
- Who can get it: anyone

## The 17 fields the plan's answer can hold

request status, validation code, message code, message, email address, status, reason, toxicity, score, domain, provider, catch-all, disposable, free, role, disabled, full mailbox

## Nubarium's plans (1)

- [Nubarium, contact us, POST /glo/contact/v1/email](https://datacircle.dev/validate-email-apis/nubarium/contact-us-post-glo-contact-v1-email/llms.txt): 67% complete

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

- `POST /risk/v1/email/query`: [Nubarium, contact us, POST /risk/v1/email/query](https://datacircle.dev/validate-email-apis/nubarium/contact-us-post-risk-v1-email-query/llms.txt)
- `POST /glo/contact/v1/email`: [Nubarium, contact us, POST /glo/contact/v1/email](https://datacircle.dev/validate-email-apis/nubarium/contact-us-post-glo-contact-v1-email/llms.txt)

## Nubarium's APIs (4)

- [Nubarium: company enrichment API pricing, 1 plan](https://datacircle.dev/company-enrichment-apis/nubarium/contact-us/llms.txt)
- [Nubarium: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/nubarium/contact-us/llms.txt)
- [Nubarium: email verification API pricing, 1 plan, POST /glo/contact/v1/email](https://datacircle.dev/validate-email-apis/nubarium/contact-us-post-glo-contact-v1-email/llms.txt)
- [Nubarium: business verification API pricing, 1 plan, POST /mex/documents/v1/validate-prc](https://datacircle.dev/business-verification-apis/nubarium/contact-us-post-mex-documents-v1-validate-prc/llms.txt)
- [Nubarium: business verification API pricing, 1 plan, POST /sat/valida_rfc](https://datacircle.dev/business-verification-apis/nubarium/contact-us-post-sat-valida-rfc/llms.txt)
- [Nubarium: business verification API pricing, 1 plan, POST /sat/v1/valida_sat_info](https://datacircle.dev/business-verification-apis/nubarium/contact-us-post-sat-v1-valida-sat-info/llms.txt)

## Nubarium: email verification API alternatives

- [Giggal, contact us, Custom, POST /v1/verify-batch](https://datacircle.dev/validate-email-apis/giggal/contact-us-custom-post-v1-verify-batch/llms.txt): 67% complete, live
- [HeroBounce, contact us, Enterprise, POST /validation/single](https://datacircle.dev/validate-email-apis/herobounce/contact-us-enterprise-post-validation-single/llms.txt): 67% complete, live
- [verifications.email, contact us, Enterprise, POST /api/v1/verify/batch](https://datacircle.dev/validate-email-apis/verifications-email/contact-us-enterprise-post-api-v1-verify-batch/llms.txt): 67% complete, live
- [MailValid, contact us, Enterprise, POST /api/v1/verify/bulk](https://datacircle.dev/validate-email-apis/mailvalid/contact-us-enterprise-post-api-v1-verify-bulk/llms.txt): 67% complete, 30 days

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-10.

- https://documenter.nubarium.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://documenter.nubarium.com/api/collections/110440/2s9Y5bQMG6?segregateAuth=true&versionTag=latest&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://nubarium.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://nubarium.com/contacto?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://nubarium.com/productos?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing