# ManyPI, free: Email verification API

> Every address checked before you send. No bounces, no duplicates, no burned domain.

ManyPI's email verification API on its Free plan. It costs $0.00 per 1,000 emails. ManyPI's docs list 2 of the 6 fields on our checklist: Address, Deliverability.
In [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt), the best plan from ManyPI scores 44.9 out of 100. ManyPI ranks 106th of 203 providers.
This plan is free. We rank 3,960 plans for email verification APIs by price. Half the plans cost $1.998 per 1,000 emails or less. [See the best free email verification API plan.](https://datacircle.dev/best-email-verification-api.txt)
[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.
[pingutil](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify/llms.txt), [MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt) and [Giggal](https://datacircle.dev/validate-email-apis/giggal/39-pack-50000-credits-post-v1-verify/llms.txt) are the best email verification API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-email-apis/manypi/free
- [Email validation API: 200+ verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://manypi.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://app.manypi.com/api/leads/validate`
- API key: with the plan, on https://manypi.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://docs.manypi.com/api-reference/validation/verify-emails?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: ManyPI (https://manypi.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-05

## In the answer

- Completeness: 33%
- Address: ✓
- Deliverability: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Start a lead search · Create an agent run · Run a scraper · Invoke an endpoint · Draft an email with AI

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Every address checked before you send. No bounces, no duplicates, no burned domain.

## Data

- What it checks: format, mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: Right of use. For the term of the Agreement we grant you the non-exclusive, non-transferable and non-sublicensable right to access and use the Service for your own business purposes, within the limits of your Plan. [...] Restrictions. You shall not: rent, lend, sell, sublicense or otherwise make the Service available to third parties, except as permitted in clause 4.5, [...] use the Service to develop or operate a competing product or service, [...] Agencies and service providers. You may use the Service to provide services to your own clients [...] You may not resell bare access to the Service. [...] Ownership of Customer Data. As between you and us, you retain all rights in Customer Data. We acquire no ownership of it.

## Plan

- Pay: $0
- You get: 50 credits a month
- Enough for: 50 results a month
- Expires: reset at the start of each billing cycle

## Rate limit

- Per second: 1

## Speed

- Answer: by polling
- Median: 8.38 s

## The call

- You send: one of lead_ids or emails. Optional: estimate_only
- Method: POST
- Path: /api/leads/validate

## About the plan

- Plan: Free
- Who can get it: businesses only: ManyPI is sold to businesses, not consumers

## The 17 fields the plan's answer can hold

job ID, job status, job source, total, processed, billable, credits charged, status counts, created at, finished at, email, lead ID, status, reason, role address, SMTP code, billed

## ManyPI's plans (4)

- [ManyPI, free](https://datacircle.dev/validate-email-apis/manypi/free/llms.txt): $0.00 per 1,000, 33% complete
- [ManyPI, $25 monthly](https://datacircle.dev/validate-email-apis/manypi/25-monthly/llms.txt): $25.00 per 1,000, 33% complete
- [ManyPI, $50 monthly](https://datacircle.dev/validate-email-apis/manypi/50-monthly/llms.txt): 33% complete
- [ManyPI, $150 monthly](https://datacircle.dev/validate-email-apis/manypi/150-monthly/llms.txt): 33% complete

## ManyPI's calls for this API (1)

- `POST /api/leads/validate`: [ManyPI, free](https://datacircle.dev/validate-email-apis/manypi/free/llms.txt)

## ManyPI's APIs (2)

- [ManyPI: email verification API pricing, 4 plans](https://datacircle.dev/validate-email-apis/manypi/free/llms.txt)
- [ManyPI: people search API pricing, 4 plans](https://datacircle.dev/people-search-apis/manypi/free/llms.txt)

## ManyPI: email verification API alternatives

- [Postcoder, £233 monthly](https://datacircle.dev/validate-email-apis/postcoder/233-monthly/llms.txt): $24.856 per 1,000, 33% complete, live
- [turboSMTP, €799.50 yearly, Pro, 100,000 emails a month, POST /emailvalidation/validateEmail](https://datacircle.dev/validate-email-apis/turbosmtp/799-50-yearly-pro-100000-emails-a-month-post-emailvalidation-validateemail/llms.txt): $24.991 per 1,000, 83% complete
- [Bytemine, $250 monthly, Starter, POST /fraud-check](https://datacircle.dev/validate-email-apis/bytemine/250-monthly-starter-post-fraud-check/llms.txt): $25.00 per 1,000, 50% complete, stored
- [Versium, $250 pack, Credit Packages, GET /emailValidation, Email Validation API](https://datacircle.dev/validate-email-apis/versium/250-pack/llms.txt): $25.00 per 1,000, 33% complete

## 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://docs.manypi.com/api-reference/introduction?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.manypi.com/api-reference/validation/get-job.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.manypi.com/api-reference/validation/verify-emails.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.manypi.com/concepts.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.manypi.com/leads/email-validation.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://docs.manypi.com/platform/plans-and-credits.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://manypi.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://manypi.com/help/account/credits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://manypi.com/help/account/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://manypi.com/help/api/rate-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://manypi.com/legal/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://manypi.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing