# MailerSend, free, Free, POST /email-verification: Email verification API

> Keep your recipient list clean and maintain great deliverability by automatically verifying incoming email addresses with the email address validation API.

MailerSend's email verification API on its Free plan. It costs $0.00 per 1,000 emails. It returns none of the 6 key fields we check.

- This page: https://datacircle.dev/validate-email-apis/mailersend/free-free-post-email-verification
- Get it: https://www.mailersend.com/pricing
- Its API docs: https://developers.mailersend.com/api/v1/verification/email#create-a-list
- Sold by: MailerSend (https://www.mailersend.com)
- Checked: 2026-10-23

## In the answer

- Completeness: 0%

## Price

- $ per 1,000: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Per: result
- Also pays for: Email API (500 emails per month) · from the same budget: Verify an email · Verify an email (Async) · Verify a list

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Keep your recipient list clean and maintain great deliverability by automatically verifying incoming email addresses with the email address validation API.

## Data

- Keep data: no limit
- Use data: a limited, non-exclusive, non-sublicensable, non-transferable, non-assignable license to use the API to develop, test, operate and support your integration, and distribute or allow access to your integration to users of your service. You have no right to distribute or allow access to the API as a stand-alone product. [...] MailerSend does not allow you to use the API for sending spam or taking any other actions that violate our ToU.

## Plan

- Pay: $0
- You get: 10 credits
- Enough for: 10 results, once

## Rate limit

- Per day: 100
- Per second: 1
- Batch: 10,000

## Speed

- Answer: by polling

## The call

- You send: name, emails. Optional: list_id, verify
- Method: POST
- Path: /email-verification

## About the plan

- Plan: Free
- Who can get it: anyone using the Services solely for purposes relating to their trade, business, craft, or profession

## The 11 fields the plan's answer can hold

list ID, list name, total, list verification started, list verification ended, created at, updated at, list status, verified count, source, statistics

## MailerSend's plans (25)

- [MailerSend, free, Free, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/free-free-post-email-verification/llms.txt): $0.00 per 1,000, 0% complete
- [MailerSend, top-up from $10, 1K - 5K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-10-1k-5k-credits-post-email-verification/llms.txt): $10.00 per 1,000, 0% complete
- [MailerSend, top-up from $45, 5K - 10K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-45-5k-10k-credits-post-email-verification/llms.txt): $9.00 per 1,000, 0% complete
- [MailerSend, top-up from $80, 10K - 25K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-80-10k-25k-credits-post-email-verification/llms.txt): $8.00 per 1,000, 0% complete
- [MailerSend, top-up from $175, 25K - 50K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-175-25k-50k-credits-post-email-verification/llms.txt): $7.00 per 1,000, 0% complete
- [MailerSend, top-up from $300, 50K - 100K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-300-50k-100k-credits-post-email-verification/llms.txt): $6.00 per 1,000, 0% complete
- [MailerSend, top-up from $500, 100K - 250K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-500-100k-250k-credits-post-email-verification/llms.txt): $5.00 per 1,000, 0% complete
- [MailerSend, top-up from $1,000, 250K - 500K credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-1000-250k-500k-credits-post-email-verification/llms.txt): $4.00 per 1,000, 0% complete
- [MailerSend, top-up from $1,500, 500K - 1M credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-1500-500k-1m-credits-post-email-verification/llms.txt): $3.00 per 1,000, 0% complete
- [MailerSend, top-up from $2,000, 1M - 2M credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-2000-1m-2m-credits-post-email-verification/llms.txt): $2.00 per 1,000, 0% complete
- [MailerSend, top-up from $2,000, 2M+ credits, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-2000-2m-credits-post-email-verification/llms.txt): $1.00 per 1,000, 0% complete
- [MailerSend, $7 monthly, Hobby, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/7-monthly-hobby-post-email-verification/llms.txt): $70.00 per 1,000, 0% complete
- [MailerSend, $35 monthly, Starter 50K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/35-monthly-starter-50k-emails-month-post-email-verification/llms.txt): $350.00 per 1,000, 0% complete
- [MailerSend, $68 monthly, Starter 100K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/68-monthly-starter-100k-emails-month-post-email-verification/llms.txt): $680.00 per 1,000, 0% complete
- [MailerSend, $110 monthly, Professional 50K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/110-monthly-professional-50k-emails-month-post-email-verification/llms.txt): $275.00 per 1,000, 0% complete
- [MailerSend, $140 monthly, Professional 100K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/140-monthly-professional-100k-emails-month-post-email-verification/llms.txt): $350.00 per 1,000, 0% complete
- [MailerSend, $162.50 monthly, Starter 250K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/162-50-monthly-starter-250k-emails-month-post-email-verification/llms.txt): $1625.00 per 1,000, 0% complete
- [MailerSend, $275 monthly, Professional 250K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/275-monthly-professional-250k-emails-month-post-email-verification/llms.txt): $687.50 per 1,000, 0% complete
- [MailerSend, $325 monthly, Starter 500K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/325-monthly-starter-500k-emails-month-post-email-verification/llms.txt): $3250.00 per 1,000, 0% complete
- [MailerSend, $525 monthly, Professional 500K emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/525-monthly-professional-500k-emails-month-post-email-verification/llms.txt): $1312.50 per 1,000, 0% complete
- [MailerSend, $600 monthly, Starter 1M emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/600-monthly-starter-1m-emails-month-post-email-verification/llms.txt): $6000.00 per 1,000, 0% complete
- [MailerSend, $1,000 monthly, Professional 1M emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/1000-monthly-professional-1m-emails-month-post-email-verification/llms.txt): $2500.00 per 1,000, 0% complete
- [MailerSend, $1,350 monthly, Professional 1.5M emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/1350-monthly-professional-1-5m-emails-month-post-email-verification/llms.txt): $3375.00 per 1,000, 0% complete
- [MailerSend, $1,600 monthly, Professional 2M emails/month, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/1600-monthly-professional-2m-emails-month-post-email-verification/llms.txt): $4000.00 per 1,000, 0% complete
- [MailerSend, contact us, Enterprise, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/contact-us-enterprise-post-email-verification/llms.txt): 0% complete

## MailerSend's calls (3)

- `POST /email-verification`: [MailerSend, free, Free, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/free-free-post-email-verification/llms.txt)
- `POST /email-verification/verify`: [MailerSend, free, Free, POST /email-verification/verify](https://datacircle.dev/validate-email-apis/mailersend/free-free-post-email-verification-verify/llms.txt)
- `POST /email-verification/verify-async`: [MailerSend, free, Free, POST /email-verification/verify-async](https://datacircle.dev/validate-email-apis/mailersend/free-free-post-email-verification-verify-async/llms.txt)

## MailerSend's APIs (1)

- [MailerSend: email verification API pricing, 25 plans, POST /email-verification](https://datacircle.dev/validate-email-apis/mailersend/free-free-post-email-verification/llms.txt)

## MailerSend: email verification API alternatives

- [Enrich.so, free, Free, POST /email-validation](https://datacircle.dev/validate-email-apis/enrich-so/free/llms.txt): $0.00 per 1,000, 50% complete, live
- [GetProspect, free, Free, POST /v2/email-verifications](https://datacircle.dev/validate-email-apis/getprospect/free-free-post-v2-email-verifications/llms.txt): $0.00 per 1,000, 50% complete, live
- [KaijuVerifier, free, Free, POST /api/v1/jobs](https://datacircle.dev/validate-email-apis/kaijuverifier/free-free-post-api-v1-jobs/llms.txt): $0.00 per 1,000, 50% complete, live
- [Neutrino API, free, Free, GET /email-validate](https://datacircle.dev/validate-email-apis/neutrino-api/free-free-get-email-validate/llms.txt): $0.00 per 1,000, 50% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-23.

- https://developers.mailersend.com/api/v1/verification/email
- https://www.mailersend.com/features/email-address-validation-api
- https://www.mailersend.com/help/how-to-verify-email-addresses
- https://www.mailersend.com/help/plan-add-ons
- https://www.mailersend.com/help/plans-features-and-limits
- https://www.mailersend.com/help/rate-limits-how-to-reduce-403-422-429-errors
- https://www.mailersend.com/legal/api-use-policy
- https://www.mailersend.com/legal/terms-of-use
- https://www.mailersend.com/pricing
- https://www.mailersend.com/pricing.md