# Mailsfinder, $249 pack, Lifetime, POST /email/findEmail: Email finder API

> Send a first name, a last name and a company domain. Get back the address that the company's mail server actually accepts, already verified, in one JSON response.

Mailsfinder's email finder API on its Lifetime plan, $0.747 per 1,000 emails. 2 of the 10 key fields: Confidence, Company.
The median plan costs $19.80 per 1,000. This plan costs less than 98% of the 1,264 priced plans.

- This page: https://datacircle.dev/find-email-apis/mailsfinder/249-pack-lifetime-post-email-findemail
- 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: 20%
- Confidence: ✓
- Company: ✓

## Price

- $ per 1,000: $0.747
- Billing: pay first

## Strengths

- Strengths: under $5 per 1,000, checked live, nothing charged when not found

## Aggregators

- Aggregators: none

## Charges

- Per: call

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Send a first name, a last name and a company domain. Get back the address that the company's mail server actually accepts, already verified, in one JSON response.

## 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: about 333,333 calls
- Expires: never

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: first_name, last_name, domain
- Method: POST
- Path: /email/findEmail

## 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 5 fields the plan's answer can hold

email, status, confidence score, domain, processing time

## Mailsfinder's plans (5)

- [Mailsfinder, $249 pack, Lifetime, POST /email/findEmail](https://datacircle.dev/find-email-apis/mailsfinder/249-pack-lifetime-post-email-findemail/llms.txt): $0.747 per 1,000, 20% complete, live
- [Mailsfinder, $19.99 monthly, Growth, POST /email/findEmail](https://datacircle.dev/find-email-apis/mailsfinder/19-99-monthly-growth-post-email-findemail/llms.txt): $0.30 per 1,000, 20% complete, live
- [Mailsfinder, $49 monthly, Agency, POST /email/findEmail](https://datacircle.dev/find-email-apis/mailsfinder/49-monthly-agency-post-email-findemail/llms.txt): $0.245 per 1,000, 20% complete, live
- [Mailsfinder, $191.88 yearly, Growth annual, POST /email/findEmail](https://datacircle.dev/find-email-apis/mailsfinder/191-88-yearly-growth-annual-post-email-findemail/llms.txt): $0.24 per 1,000, 20% complete, live
- [Mailsfinder, $468 yearly, Agency annual, POST /email/findEmail](https://datacircle.dev/find-email-apis/mailsfinder/468-yearly-agency-annual-post-email-findemail/llms.txt): $0.195 per 1,000, 20% complete, live

## Mailsfinder's calls (2)

- `POST /email/findBulkEmail`: [Mailsfinder, $249 pack, Lifetime, POST /email/findBulkEmail](https://datacircle.dev/find-email-apis/mailsfinder/249-pack-lifetime-post-email-findbulkemail/llms.txt)
- `POST /email/findEmail`: [Mailsfinder, $249 pack, Lifetime, POST /email/findEmail](https://datacircle.dev/find-email-apis/mailsfinder/249-pack-lifetime-post-email-findemail/llms.txt)

## Similar plans of other providers

- [Mawsool International FZCO on Apify, free](https://datacircle.dev/find-email-apis/mawsool-international-fzco-on-apify/free/llms.txt): $0.00 per 1,000, 10% complete, live
- [Vitalii Bondarev on Apify, $10,788 yearly](https://datacircle.dev/find-email-apis/vitalii-bondarev-on-apify/10788-yearly/llms.txt): $1.309 per 1,000, 50% complete, live
- [The Mine Works on Apify, $10,788 yearly](https://datacircle.dev/find-email-apis/the-mine-works-on-apify/10788-yearly/llms.txt): $1.35 per 1,000, 60% complete, live
- [Thirdwatch on Apify, $10,788 yearly](https://datacircle.dev/find-email-apis/thirdwatch-on-apify/10788-yearly/llms.txt): $1.44 per 1,000, 60% 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-finder
- 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