# Reacher, €69 monthly, SaaS 10K Emails Plan, POST /v0/check_email: Email verification API

> The open-source email verification API built for developers.

Reacher's email verification API on its SaaS 10K Emails Plan. It costs $7.765 per 1,000 emails. It returns 3 of the 6 key fields we check: Address, Deliverability, Company.
€6.90 per 1,000 emails is $7.765 at the European Central Bank's rate of $1.1253 for €1.
We haven't run Reacher through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
Half of the 3,753 plans we rank by price cost $1.98 per 1,000 emails or less. This plan costs less per 1,000 emails than 14% of the 3,753 plans.
[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/reacher/69-monthly-saas-10k-emails-plan-post-v0-check-email
- [Email validation API: 180+ verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://app.reacher.email/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://api.reacher.email/v0/check_email`
- API key: with the plan, on https://app.reacher.email/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://docs.reacher.email/advanced/openapi/v0-check_email?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: Reacher (https://reacher.email?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 50%
- Address: ✓
- Deliverability: ✓
- Company: ✓

## Price

- $ per 1,000 emails: $7.765
- Per: call
- Billing: monthly
- $ a month: $77.65

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Overage

- Units cap: hard

## In their words

- Their pitch: The open-source email verification API built for developers.

## Data

- Freshness: live
- What it checks: format, mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: any, the client guaranteeing Reacher holds every right to process the personal data of the files it sends, and Reacher refusing the service without refund on strong suspicion of fraudulent use of the files (terms' article 16, in French)

## Plan

- Pay: €69
- You get: 10,000 requests a month
- Enough for: 10,000 calls a month
- Expires: 1 month

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: to_email. Optional: from_email, hello_name, proxy.host, proxy.port, proxy.username, proxy.password, smtp_port, gmail_verif_method, hotmailb2b_verif_method, hotmailb2c_verif_method, yahoo_verif_method, check_gravatar
- Method: POST
- Path: /v0/check_email

## About the plan

- Plan: SaaS 10K Emails Plan
- Who can get it: anyone

## The 22 fields the plan's answer can hold

email address, is reachable, disposable, role account, B2C, Gravatar URL, accepts mail, MX records, can connect to SMTP, full inbox, catch-all, deliverable, disabled, valid syntax, domain, username, start time, end time, duration, server name, Reacher version, verification method

## Reacher's plans (1)

- [Reacher, €69 monthly, SaaS 10K Emails Plan, POST /v0/check_email](https://datacircle.dev/validate-email-apis/reacher/69-monthly-saas-10k-emails-plan-post-v0-check-email/llms.txt): $7.765 per 1,000, 50% complete, live

## Reacher's calls (2)

- `POST /v0/check_email`: [Reacher, €69 monthly, SaaS 10K Emails Plan, POST /v0/check_email](https://datacircle.dev/validate-email-apis/reacher/69-monthly-saas-10k-emails-plan-post-v0-check-email/llms.txt)
- `POST /v1/check_email`: [Reacher, €69 monthly, SaaS 10K Emails Plan, POST /v1/check_email](https://datacircle.dev/validate-email-apis/reacher/69-monthly-saas-10k-emails-plan-post-v1-check-email/llms.txt)

## Reacher's APIs (1)

- [Reacher: email verification API pricing, 1 plan, POST /v0/check_email](https://datacircle.dev/validate-email-apis/reacher/69-monthly-saas-10k-emails-plan-post-v0-check-email/llms.txt)

## Reacher: email verification API alternatives

- [Email List Validation, $39 pack, 5,000 emails, pay-as-you-go, POST /api/v1/verify/batch/upload](https://datacircle.dev/validate-email-apis/email-list-validation/39-pack-5000-emails-pay-as-you-go-post-api-v1-verify-batch-upload/llms.txt): $7.80 per 1,000, 50% complete, live
- [Abstract API, $39 monthly, Professional, 5,000 requests / month](https://datacircle.dev/validate-email-apis/abstract-api/39-monthly-professional-5000-requests-month/llms.txt): $7.80 per 1,000, 67% complete, live
- [lemlist, $468 yearly](https://datacircle.dev/validate-email-apis/lemlist/468-yearly/llms.txt): $7.80 per 1,000, 33% complete, live
- [Instantly, $47 monthly](https://datacircle.dev/validate-email-apis/instantly/47-monthly/llms.txt): $7.833 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 2026-11-04.

- https://app.reacher.email/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://app.reacher.email/en/signup?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.reacher.email/advanced/openapi/v0-check_email?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.reacher.email/getting-started/is-reachable?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.reacher.email/getting-started/quickstart?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.reacher.email/self-hosting/saas-vs-self-host?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://raw.githubusercontent.com/reacherhq/check-if-email-exists/master/backend/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://raw.githubusercontent.com/reacherhq/policies/master/terms/index.fr.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://reacher.email/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://reacher.email/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://reacher.email/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing