Mailrook, GET /
- Free, foreverFree forever$0.00 per 1,000
- $39 pack, 10,000 credits10,000 credits$3.90 per 1,000
- $29 monthly, StarterStarter$3.867 per 1,000
- $79 monthly, BusinessBusiness$1.975 per 1,000
- $199 monthly, ScaleScale$1.327 per 1,000
- Contact us, Talk to usTalk to us
GET / one of Mailrook's 3 callsPOST /Free, forever$0.00 per 1,000v1/ validate/ batch POST /Free, forever$0.00 per 1,000v1/ validate/ batch/ upload GET /Free, forever$0.00 per 1,000v1/ validate/ {email}
About this item
- Live. The call checks the email when you make it.
- 4 of the 6 key fields. Address, Its check, Confidence, Company.
- Nothing to pay. You get 25 credits a day, enough for 25 calls. Unused credits expire: resets daily at midnight UTC.
- One call. You send email to
GET /. Optional: include. The call returns whether the address takes mail.v1/ validate/ {email} - Anyone can get it. Keep data: no API terms. Use data: no API terms.
Compare with similar plans
Other providers' plans with the closest prices per 1,000. Like this plan, each is live.
| This planMailrook, free, forever, GET /v1/validate/{email} | MailSift, free, Free, GET /verify, Verify one email | Melissa, free, Monthly Top-off, GET /V4/WEB/GlobalEmail/doGlobalEmail | Minelead, free | MailValidation.io, free, Free, POST /api/validate/ | |
|---|---|---|---|---|---|
| $ per 1,000 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
| Completeness | 67% | 67% | 67% | 50% | 33% |
| Billing | free | free | free | free | free |
| Pay | $0 | $0 | $0 | $0 | $0 |
| Enough for | 25 calls a day | 500 calls, once | 250 calls a month | 25 calls a month | 100 calls |
| Freshness | live | live | live | live | live |
| Who can get it | anyone | anyone 16 or older | anyone who pays the "$4.97 Verification Fee (One-Time)" (a KYC/AML identity check), after it Melissa tops off up to 1,000 free credits a month | anyone | anyone |
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.
Product details
The key fields this plan's answer can hold, then each filled column in its row on the sheet.
- Address
- Its check
- Confidence
- Name, not in the answer
- Place, not in the answer
- Company
| $ per 1,000 | $0.00 |
|---|---|
| Billing | free |
| Aggregators | none |
|---|
| Per | call |
|---|---|
| Extra fields | enrichment: +$0.00 |
| Also pays for | from the same budget: Enrich a domain or email · Submit a batch of emails · Upload a file for batch validation |
| $ per 1,000 | $0.00 |
|---|
| Their pitch | Simple REST API for real-time email validation. Sub-500ms response times, structured JSON responses, and comprehensive documentation. Integrate in minutes. |
|---|
| Freshness | live |
|---|---|
| Keep data | no API terms |
| Use data | no API terms |
| Pay | $0 |
|---|---|
| You get | 25 credits a day |
| Enough for | 25 calls a day |
| Expires | resets daily at midnight UTC |
| Batch | 1 |
|---|
| Answer | in the call |
|---|
| You send | email. Optional: include |
|---|---|
| Method | GET |
| Path | /v1/validate/{email} |
| Plan | Free forever |
|---|---|
| Who can get it | anyone |
The 39 fields the plan's answer can hold
validation ID, email, normalized email, username, domain, MX record, email provider, score, valid format, valid domain, deliverable, not catch-all, not generic address, not disposable, not free email provider, not university domain, result, reason, reason label, email security, protection level, domain status, did you mean, has SPF, has DMARC, has website, domain age days, domain created at, domain expires at, registrar, registrant organization, registrant country, nameserver hosts, A record IP, ASN, ASN organization, enrichment, response code, response message