# Mailsfinder, $249 pack, Lifetime, POST /email/verifyBulkEmail: Email validation API

> Verify a list: One request, every address checked, one JSON back. Built for nightly list hygiene and pre-send checks.

Mailsfinder's email validation API on its Lifetime plan, $0.249 per 1,000 emails. 2 of the 6 key fields: Address, Its check.
The median plan costs $2.602 per 1,000. This plan costs less than 97% of the 1,512 priced plans.

- This page: https://datacircle.dev/validate-email-apis/mailsfinder/249-pack-lifetime-post-email-verifybulkemail
- Get it: https://mailsfinder.com
- Its API docs: https://mailsfinder.com/docs/api
- Sold by: Mailsfinder (https://mailsfinder.com)
- Checked: 2026-10-20

## In the answer

- Completeness: 33%
- Address: ✓
- Its check: ✓

## Price

- $ per 1,000: $0.249
- Billing: pay first

## Aggregators

- Aggregators: none

## Charges

- Per: result
- Also pays for: from the same budget: Find Email · Find Bulk Email · Verify Email

## In their words

- Their pitch: Verify a list: One request, every address checked, one JSON back. Built for nightly list hygiene and pre-send checks.

## Data

- Freshness: live
- Keep data: no limit
- Use data: You represent and warrant that: [...] Your use of the Service will not violate any applicable laws or regulations, You will not use the Service to send unsolicited commercial emails (spam). [...] You are granted a limited, non-exclusive, non-transferable license to use the Service for your internal business purposes. You may not copy, modify, distribute, sell, or lease any part of the Service. [...] You may not use the Service to: Send spam, phishing emails, or any unsolicited bulk communications, Harvest email addresses for malicious purposes, Scrape or extract data in violation of third-party terms of service, Resell or redistribute data obtained through the Service without authorization, Impersonate any person or entity, Circumvent any access controls or usage limits, Violate any applicable data protection laws including GDPR and CCPA. [...] The following uses are strictly prohibited and will result in immediate account suspension: [...] Data Reselling: Reselling, sublicensing, or redistributing data obtained through Mailsfinder to third parties without prior written authorization. [...] Automated Scraping: Using bots, crawlers, or automated tools to access the platform beyond normal usage patterns. [...] Consumer Data Targeting: Using the platform to find or target consumers (B2C), which may violate GDPR, CCPA, and other privacy regulations.

## Plan

- Pay: $249
- You get: 1,000,000 credits
- Enough for: 1,000,000 results
- Expires: never

## Rate limit

- Batch: 1,000

## Speed

- Answer: in the call

## The call

- You send: emails[]
- Method: POST
- Path: /email/verifyBulkEmail

## About the plan

- Plan: Lifetime
- Who can get it: anyone at least 18 years old with the legal authority to enter the Terms of Service

## The 2 fields the plan's answer can hold

email, status

## Mailsfinder's plans (5)

- [Mailsfinder, $249 pack, Lifetime, POST /email/verifyBulkEmail](https://datacircle.dev/validate-email-apis/mailsfinder/249-pack-lifetime-post-email-verifybulkemail/llms.txt): $0.249 per 1,000, 33% complete, live
- [Mailsfinder, $19.99 monthly, Growth, POST /email/verifyBulkEmail](https://datacircle.dev/validate-email-apis/mailsfinder/19-99-monthly-growth-post-email-verifybulkemail/llms.txt): $0.10 per 1,000, 33% complete, live
- [Mailsfinder, $49 monthly, Agency, POST /email/verifyBulkEmail](https://datacircle.dev/validate-email-apis/mailsfinder/49-monthly-agency-post-email-verifybulkemail/llms.txt): $0.082 per 1,000, 33% complete, live
- [Mailsfinder, $191.88 yearly, Growth annual, POST /email/verifyBulkEmail](https://datacircle.dev/validate-email-apis/mailsfinder/191-88-yearly-growth-annual-post-email-verifybulkemail/llms.txt): $0.08 per 1,000, 33% complete, live
- [Mailsfinder, $468 yearly, Agency annual, POST /email/verifyBulkEmail](https://datacircle.dev/validate-email-apis/mailsfinder/468-yearly-agency-annual-post-email-verifybulkemail/llms.txt): $0.065 per 1,000, 33% complete, live

## Mailsfinder's calls (2)

- `POST /email/verifyBulkEmail`: [Mailsfinder, $249 pack, Lifetime, POST /email/verifyBulkEmail](https://datacircle.dev/validate-email-apis/mailsfinder/249-pack-lifetime-post-email-verifybulkemail/llms.txt)
- `POST /email/verifyEmail`: [Mailsfinder, $249 pack, Lifetime, POST /email/verifyEmail](https://datacircle.dev/validate-email-apis/mailsfinder/249-pack-lifetime-post-email-verifyemail/llms.txt)

## Similar plans of other providers

- [MailSift, $249 pack, Enterprise, GET /verify, Verify one email](https://datacircle.dev/validate-email-apis/mailsift/249-pack-enterprise-get-verify-verify-one-email/llms.txt): $0.249 per 1,000, 67% complete, live
- [GetProspect, $2,499 pack](https://datacircle.dev/validate-email-apis/getprospect/2499-pack/llms.txt): $0.25 per 1,000, 50% complete, live
- [VerifySwift, $2,499.99 pack](https://datacircle.dev/validate-email-apis/verifyswift/2499-99-pack/llms.txt): $0.25 per 1,000, 50% complete, live
- [No2Bounce, $6,249 pack](https://datacircle.dev/validate-email-apis/no2bounce/6249-pack/llms.txt): $0.25 per 1,000, 17% 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 2026-10-20.

- https://mailsfinder.com
- https://mailsfinder.com/api/email-verification
- https://mailsfinder.com/docs/api
- https://mailsfinder.com/help/api-rate-limits
- https://mailsfinder.com/help/unused-monthly-credits
- https://mailsfinder.com/legal/acceptable-use
- https://mailsfinder.com/legal/terms-of-service
- https://mailsfinder.com/pricing