# Mailbeam, free, POST /v1/verify: Email verification API

> Real-time verification API. GDPR-first. Pricing that doesn't trick you. 250 free verifications per month — no credit card required.

Mailbeam's Free plan for the email verification API costs $0.00 per 1,000 emails. We check each provider's docs for 6 fields. Mailbeam's docs list 2: Deliverability, Confidence.
We haven't run Mailbeam through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
This plan is free. We rank 4,716 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. [733 email verification API plans on our price sheet are free.](https://datacircle.dev/best-email-verification-api.txt) [pingutil's free plan](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify/llms.txt) scores highest of the free plans in our benchmark, at 82.3 out of 100.
[PayPerQ's pay-as-you-go plan](https://datacircle.dev/validate-email-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-minerva-validate-emails/llms.txt) costs the least for 10,000 emails a month: $0.06.
[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.
[Validemail.co](https://datacircle.dev/validate-email-apis/validemail-co/9-90-monthly-9-90-month-get-api-v1-validate/llms.txt), [pingutil](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify/llms.txt) and [looot](https://datacircle.dev/validate-email-apis/looot/top-up/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/mailbeam/free-post-v1-verify
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://mailbeam.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://mailbeam.dev/api/v1/verify`
- API key: with the plan, on https://mailbeam.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://mailbeam.dev/api-reference/verify?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: Mailbeam (https://mailbeam.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-11

## In the answer

- Completeness: 33%
- Deliverability: ✓
- Confidence: ✓

## Price

- $ per 1,000 emails: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Repeat free: never
- Also pays for: from the same budget: Verify batch

## Overage

- Units cap: hard

## Not found

- $ per 1,000 calls that find nothing: $0.00

## Catch-all

- $ per 1,000 emails at catch-all domains: $0.00

## In their words

- Their pitch: Real-time verification API. GDPR-first. Pricing that doesn't trick you. 250 free verifications per month — no credit card required.

## Data

- What it checks: format, mail servers, disposable domains, role addresses
- Keep data: no limit
- Use data: You may not use Mailbeam to: Verify addresses for spam, phishing, or unsolicited messaging. Circumvent or reverse-engineer the service. Resell API access without a written partnership agreement. Submit data you are not authorized to process.

## Plan

- Pay: €0
- You get: 250 results a month
- Enough for: 250 calls a month
- Expires: monthly quota resets on the billing anniversary, unused verifications do not roll over

## Rate limit

- Per second: 5
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email, Content-Type header "application/json". Optional: timeout_ms, include_checks
- Method: POST
- Path: /v1/verify

## About the plan

- Plan: Free
- Who can get it: anyone

## The 12 fields the plan's answer can hold

valid, status, quality score, reason, disposable, catch-all, MX record, role address, free provider, syntax, latency, request ID

## Mailbeam's plans (14)

- [Mailbeam, free, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/free-post-v1-verify/llms.txt): $0.00 per 1,000, 33% complete
- [Mailbeam, pay as you go, Pay-as-you-go up to 10K, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/pay-as-you-go-pay-as-you-go-up-to-10k-post-v1-verify/llms.txt): $9.002 per 1,000, 33% complete, live
- [Mailbeam, pay as you go, Pay-as-you-go 10K to 100K, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/pay-as-you-go-pay-as-you-go-10k-to-100k-post-v1-verify/llms.txt): $5.627 per 1,000, 33% complete, live
- [Mailbeam, pay as you go, Pay-as-you-go 100K to 1M, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/pay-as-you-go-pay-as-you-go-100k-to-1m-post-v1-verify/llms.txt): $2.251 per 1,000, 33% complete, live
- [Mailbeam, €19 monthly, Starter, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/19-monthly-starter-post-v1-verify/llms.txt): $2.138 per 1,000, 33% complete, live
- [Mailbeam, €49 monthly, Growth, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/49-monthly-growth-post-v1-verify/llms.txt): $1.103 per 1,000, 33% complete, live
- [Mailbeam, €149 monthly, Pro, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/149-monthly-pro-post-v1-verify/llms.txt): $0.838 per 1,000, 33% complete, live
- [Mailbeam, €499 monthly, Scale, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/499-monthly-scale-post-v1-verify/llms.txt): $0.561 per 1,000, 33% complete, live
- [Mailbeam, €180 yearly, Starter Annual, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/180-yearly-starter-annual-post-v1-verify/llms.txt): $1.688 per 1,000, 33% complete, live
- [Mailbeam, €468 yearly, Growth Annual, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/468-yearly-growth-annual-post-v1-verify/llms.txt): $0.878 per 1,000, 33% complete, live
- [Mailbeam, €1,428 yearly, Pro Annual, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/1428-yearly-pro-annual-post-v1-verify/llms.txt): $0.67 per 1,000, 33% complete, live
- [Mailbeam, €4,788 yearly, Scale Annual, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/4788-yearly-scale-annual-post-v1-verify/llms.txt): $0.449 per 1,000, 33% complete, live
- [Mailbeam, contact us, Enterprise, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/contact-us-enterprise-post-v1-verify/llms.txt): 33% complete, live
- [Mailbeam, contact us, Pay-as-you-go 1M+, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/contact-us-pay-as-you-go-1m-post-v1-verify/llms.txt): 33% complete, live

## Mailbeam's calls (2)

- `POST /v1/verify`: [Mailbeam, free, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/free-post-v1-verify/llms.txt)
- `POST /v1/verify/batch`: [Mailbeam, free, POST /v1/verify/batch](https://datacircle.dev/validate-email-apis/mailbeam/free-post-v1-verify-batch/llms.txt)

## Mailbeam's APIs (1)

- [Mailbeam Email verification API pricing, 14 plans, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/free-post-v1-verify/llms.txt)

## Mailbeam: email verification API alternatives

[Mailbeam alternatives: other email verification API providers by price](https://datacircle.dev/mailbeam-alternatives.txt)

We list Mailbeam's cheapest paid plan first. Next we list other providers' plans closest to Mailbeam in price per 1,000 emails. Each plan in the list gives live data.

- [Mailbeam, €4,788 yearly, Scale Annual, POST /v1/verify](https://datacircle.dev/validate-email-apis/mailbeam/4788-yearly-scale-annual-post-v1-verify/llms.txt): $0.449 per 1,000, 33% complete, live
- [EmailCamel, CNY 2,998 pack, 1,000,000 validations, 1,000,000 credits](https://datacircle.dev/validate-email-apis/emailcamel/cny-2998-pack-1000000-validations-1000000-credits/llms.txt): $0.448 per 1,000, 33% complete, live
- [MillionVerifier, $449 pack, 1,000,000 verification credits, GET /api/v3](https://datacircle.dev/validate-email-apis/millionverifier/449-pack-1000000-verification-credits-get-api-v3/llms.txt): $0.449 per 1,000, 50% complete, live
- [EndBounce, $449 pack](https://datacircle.dev/validate-email-apis/endbounce/449-pack/llms.txt): $0.449 per 1,000, 50% complete, live
- [Invalid Bounce, $449 pack](https://datacircle.dev/validate-email-apis/invalid-bounce/449-pack/llms.txt): $0.449 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 2026-11-11.

- https://mailbeam.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/api-reference?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/api-reference/batch?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/api-reference/verify?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/docs/authentication?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/docs/rate-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/email-verification-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/features/email-typo-correction-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://mailbeam.dev/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing