# Block Temporary Email, free: Email verification API

> Free API to block temporary and disposable email address

Block Temporary Email's email verification API on its Free plan. It costs $0.00 per 1,000 emails. It returns 2 of the 6 key fields we check: Deliverability, Company.
We haven't run Block Temporary Email through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
This plan is free. We rank 3,753 plans for email verification APIs by price. Half the plans cost $1.98 per 1,000 emails or less.
[treg's top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) is the cheapest paid plan per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $68.365 per 1,000 emails when no provider answers.
[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. Disify's $9 monthly plan costs less up front than treg's top-up from $10.
[MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt), [Enrich.so](https://datacircle.dev/validate-email-apis/enrich-so/499-monthly/llms.txt) and [GetProspect](https://datacircle.dev/validate-email-apis/getprospect/369-pack/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/block-temporary-email/free
- [Email validation API: 180+ verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://block-temporary-email.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `GET https://block-temporary-email.com/check/email/{email}`
- API key: with the plan, on https://block-temporary-email.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://block-temporary-email.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: Block Temporary Email (https://block-temporary-email.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-05

## In the answer

- Completeness: 33%
- Deliverability: ✓
- Company: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Free API to block temporary and disposable email address

## Data

- What it checks: format, mail servers, disposable domains
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: $0
- You get: 1,000 requests a month
- Enough for: 1,000 calls a month

## Rate limit

- Per second: 1
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email
- Method: GET
- Path: /check/email/{email}

## About the plan

- Plan: Free
- Who can get it: anyone

## The 4 fields the plan's answer can hold

status, domain, temporary, DNS

## Block Temporary Email's plans (4)

- [Block Temporary Email, free](https://datacircle.dev/validate-email-apis/block-temporary-email/free/llms.txt): $0.00 per 1,000, 33% complete
- [Block Temporary Email, $20 monthly](https://datacircle.dev/validate-email-apis/block-temporary-email/20-monthly/llms.txt): $1.00 per 1,000, 33% complete
- [Block Temporary Email, $100 monthly](https://datacircle.dev/validate-email-apis/block-temporary-email/100-monthly/llms.txt): $0.833 per 1,000, 33% complete
- [Block Temporary Email, $500 monthly](https://datacircle.dev/validate-email-apis/block-temporary-email/500-monthly/llms.txt): $0.50 per 1,000, 33% complete

## Block Temporary Email's calls (1)

- `GET /check/email/{email}`: [Block Temporary Email, free](https://datacircle.dev/validate-email-apis/block-temporary-email/free/llms.txt)

## Block Temporary Email's APIs (1)

- [Block Temporary Email: email verification API pricing, 4 plans](https://datacircle.dev/validate-email-apis/block-temporary-email/free/llms.txt)

## Block Temporary Email: email verification API alternatives

- [Sealch, $25 monthly, Monthly up to 50,000 / mo, POST /api/verify](https://datacircle.dev/validate-email-apis/sealch/25-monthly-monthly-up-to-50000-mo-post-api-verify/llms.txt): $0.50 per 1,000, 17% complete, live
- [Verimail, $500 pack](https://datacircle.dev/validate-email-apis/verimail/500-pack/llms.txt): $0.50 per 1,000, 50% complete, live
- [Easy Email Verification, $1,200 monthly, Monthly subscription, 80,000 emails a day, POST /bulk/upload](https://datacircle.dev/validate-email-apis/easy-email-verification/1200-monthly-monthly-subscription-80000-emails-a-day-post-bulk-upload/llms.txt): $0.50 per 1,000, 50% complete, live
- [NullBounce, $500 pack](https://datacircle.dev/validate-email-apis/nullbounce/500-pack/llms.txt): $0.50 per 1,000, 33% 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 2026-11-05.

- https://block-temporary-email.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://block-temporary-email.com/account/signup/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://cdn.block-temporary-email.com/static/js/home.js?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing