# Leadloadz, $29 monthly: Email verification API

> Verify an email address in real-time using MX, SMTP, and disposable domain checks.

Leadloadz's email verification API on its Starter plan. It costs $0.034 per 1,000 emails. It returns 3 of the 6 key fields we check: Address, Deliverability, Confidence.
You pay $29 a month for up to 864,000 calls.
Half of the 3,227 plans we rank by price cost $1.998 per 1,000 emails or less. This plan costs less per 1,000 emails than 97% of the 3,227 plans.
[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.
[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.
[MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt), [Enrich.so](https://datacircle.dev/validate-email-apis/enrich-so/499-monthly/llms.txt) and [GetProspect](https://datacircle.dev/validate-email-apis/getprospect/369-pack/llms.txt) are the best email verification API providers in our benchmark.

- This page: https://datacircle.dev/validate-email-apis/leadloadz/29-monthly
- [Best email verification API in 2026: providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://leadloadz.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://leadloadz.com/api/verify-email`
- API key: with the plan, on https://leadloadz.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://leadloadz.com/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: Leadloadz (https://leadloadz.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-02

## In the answer

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

## Price

- $ per 1,000 emails: $0.034
- Per: call
- Billing: monthly
- $ a month: $29

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Search Leads

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Verify an email address in real-time using MX, SMTP, and disposable domain checks.

## Data

- Freshness: live
- What it checks: mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: “All search results, verified data, content, and materials provided by LeadLoadz.com are the property of LeadLoadz.com.” “Buyers may use the lists for internal business purposes only, resale, redistribution, or sharing is prohibited without explicit written permission.”

## Plan

- Pay: $29
- Enough for: 864,000 calls a month

## Rate limit

- Per second: 0.33
- Batch: 1

## Speed

- Answer: in the call

## The call

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

## About the plan

- Plan: Starter
- Who can get it: anyone

## The 9 fields the plan's answer can hold

email address, valid, MX valid, SMTP valid, disposable, role account, catch-all, score, message

## Leadloadz's plans (3)

- [Leadloadz, $29 monthly](https://datacircle.dev/validate-email-apis/leadloadz/29-monthly/llms.txt): $0.034 per 1,000, 50% complete, live
- [Leadloadz, $79 monthly](https://datacircle.dev/validate-email-apis/leadloadz/79-monthly/llms.txt): $0.091 per 1,000, 50% complete, live
- [Leadloadz, contact us](https://datacircle.dev/validate-email-apis/leadloadz/contact-us/llms.txt): 50% complete, live

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

- `POST /api/verify-email`: [Leadloadz, $29 monthly](https://datacircle.dev/validate-email-apis/leadloadz/29-monthly/llms.txt)

## Leadloadz's APIs (2)

- [Leadloadz: people search API pricing, 4 plans](https://datacircle.dev/people-search-apis/leadloadz/free/llms.txt)
- [Leadloadz: email verification API pricing, 3 plans](https://datacircle.dev/validate-email-apis/leadloadz/29-monthly/llms.txt)

## Leadloadz: email verification API alternatives

- [MailTester Ninja, $23.99 monthly](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt): $0.008 per 1,000, 50% complete, live
- [EmailZeno, $42 monthly, Unlimited, POST /v1/verify](https://datacircle.dev/validate-email-apis/emailzeno/42-monthly-unlimited-post-v1-verify/llms.txt): $0.028 per 1,000, 67% complete, live
- [GMass, $1,750 yearly](https://datacircle.dev/validate-email-apis/gmass/1750-yearly/llms.txt): $0.041 per 1,000, 33% complete, live
- [VerifyKit, $249 monthly, Unlimited, POST /v1/verify](https://datacircle.dev/validate-email-apis/verifykit/249-monthly-unlimited-post-v1-verify/llms.txt): $0.05 per 1,000, 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 2026-11-02.

- https://leadloadz.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadloadz.com/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadloadz.com/docs/mcp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadloadz.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadloadz.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing