# SimpleVerifier, $39 monthly, Pro, POST /lists: Email verification API

> The list runs as a job on your account, exactly like a CSV upload: duplicates (ignoring case) are checked once, and it appears in your history.

SimpleVerifier's Pro plan for the email verification API costs $0.039 per 1,000 emails. We check each provider's docs for 6 fields. SimpleVerifier's docs list 3: Address, Deliverability, Confidence.
We haven't run SimpleVerifier through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
We rank 4,207 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. This plan costs less per 1,000 emails than 96% of the 4,207 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. [StableEnrich's pay-as-you-go plan](https://datacircle.dev/validate-email-apis/stableenrich/pay-as-you-go-pay-per-request-with-x402-or-mpp-post-api-minerva-validate-emails/llms.txt) costs the least for 10,000 emails a month: $0.05.
[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.
[pingutil](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify/llms.txt), [looot](https://datacircle.dev/validate-email-apis/looot/top-up/llms.txt) and [MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/simpleverifier/39-monthly-pro-post-lists
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://simpleverifier.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://simpleverifier.com/api/v1/lists`
- API key: with the plan, on https://simpleverifier.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://simpleverifier.com/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing#lists
- Sold by: SimpleVerifier (https://simpleverifier.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-08

## In the answer

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

## Price

- $ per 1,000 emails: $0.039
- Per: result
- Billing: monthly
- $ a month: $39

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Verify an email address · Validate a phone number

## Overage

- $ per 1,000 emails: $0.015
- Units cap: soft

## Catch-all

- $ per 1,000: $0.039

## In their words

- Their pitch: The list runs as a job on your account, exactly like a CSV upload: duplicates (ignoring case) are checked once, and it appears in your history.

## Data

- Freshness: 14 days
- What it checks: format, mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: You must not use SimpleVerifier to: send spam, or prepare lists for sending unsolicited bulk email or text messages, verify or find addresses or numbers you have no lawful basis to contact, or break any anti-spam, privacy or data protection law, such as CAN-SPAM, the TCPA, the GDPR or the UK GDPR, harass, track or harm anyone, abuse the API, get around its limits, or try to overload, disrupt or probe the service or the mail servers it connects to, share, sell or resell your API keys or your access, or offer the service to others as your own, try to get into accounts, systems or data that are not yours, copy, scrape or reverse engineer the service, except where the law allows it. You are responsible for having a lawful basis to process the lists you upload and to contact the people on them.

## Plan

- Pay: $39
- You get: 10,000 requests a month
- Enough for: 1,000,000 results a month

## Rate limit

- Per second: 2
- Batch: 100

## Speed

- Answer: in the call or by polling

## The call

- You send: emails. Optional: name, wait_seconds
- Method: POST
- Path: /lists

## About the plan

- Plan: Pro
- Who can get it: anyone old enough to enter a binding contract where they live

## The 35 fields the plan's answer can hold

email address, status, reason, send advice, reason detail, catch-all confidence, catch-all reasons, catch-all signals, SMTP available, mailbox probed, mailbox checked, action, risk, likely invented, reason code, score, score basis, SMTP reply, checked at, previous status, provider, gateway, mailbox confirmed, meaning, list ID, job ID, list name, list status, done, total addresses, submitted addresses, distinct addresses, duplicates skipped, addresses checked, status counts

## SimpleVerifier's plans (8)

- [SimpleVerifier, $39 monthly, Pro, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/39-monthly-pro-post-lists/llms.txt): $0.039 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $49.99 monthly, Pro + Phone, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/49-99-monthly-pro-phone-post-lists/llms.txt): $0.05 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $99 monthly, Business, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/99-monthly-business-post-lists/llms.txt): $0.0099 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $249 monthly, Agency, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/249-monthly-agency-post-lists/llms.txt): $0.0083 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $390 yearly, Pro, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/390-yearly-pro-post-lists/llms.txt): $0.033 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $499.90 yearly, Pro + Phone, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/499-90-yearly-pro-phone-post-lists/llms.txt): $0.042 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $990 yearly, Business, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/990-yearly-business-post-lists/llms.txt): $0.0083 per 1,000, 50% complete, 14 days
- [SimpleVerifier, $2,490 yearly, Agency, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/2490-yearly-agency-post-lists/llms.txt): $0.0069 per 1,000, 50% complete, 14 days

## SimpleVerifier's calls for this API (2)

- `POST /lists`: [SimpleVerifier, $39 monthly, Pro, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/39-monthly-pro-post-lists/llms.txt)
- `GET /verify`: [SimpleVerifier, $39 monthly, Pro, GET /verify](https://datacircle.dev/validate-email-apis/simpleverifier/39-monthly-pro-get-verify/llms.txt)

## SimpleVerifier's APIs (2)

- [SimpleVerifier: phone validation API pricing, 8 plans](https://datacircle.dev/validate-phone-apis/simpleverifier/39-monthly/llms.txt)
- [SimpleVerifier: email verification API pricing, 8 plans, POST /lists](https://datacircle.dev/validate-email-apis/simpleverifier/39-monthly-pro-post-lists/llms.txt)

## SimpleVerifier: email verification API alternatives

- [EmailZeno, $42 monthly, Unlimited, POST /v1/verify](https://datacircle.dev/validate-email-apis/emailzeno/42-monthly-unlimited-post-v1-verify/llms.txt): $0.028 per 1,000, 67% complete, live
- [ipv4.fr, €9 monthly, Pro, GET /api/v1/email/{email}](https://datacircle.dev/validate-email-apis/ipv4-fr/9-monthly-pro-get-api-v1-email-email/llms.txt): $0.034 per 1,000, 33% complete, live
- [VerifyKit, $249 monthly, Unlimited, POST /v1/verify](https://datacircle.dev/validate-email-apis/verifykit/249-monthly-unlimited-post-v1-verify/llms.txt): $0.05 per 1,000, 67% complete, live
- [Mailsfinder, $468 yearly, Agency annual, POST /email/verifyEmail](https://datacircle.dev/validate-email-apis/mailsfinder/468-yearly-agency-annual-post-email-verifyemail/llms.txt): $0.065 per 1,000, 50% 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 2026-11-08.

- https://simpleverifier.com/checkout?plan=verify&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://simpleverifier.com/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://simpleverifier.com/docs/mcp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://simpleverifier.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://simpleverifier.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing