# Lead Identity Check, free: Email verification API

> Lead Identity Check can verify with over 95% accuracy whether or not a phone number, email address, or address belongs to a name.

Lead Identity Check's Free lead checks plan for the email verification API costs $0.00 per 1,000 emails. We check each provider's docs for 6 fields. Lead Identity Check's docs list 2: Address, Deliverability.
We haven't run Lead Identity Check 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/lead-identity-check/free
- [Email validation API: best verification providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://leadidentitycheck.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://leadidentitycheck-node.vercel.app/main/lic/v1`
- API key: with the plan, on https://leadidentitycheck.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://leadidentitycheck.com/documentation/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: Lead Identity Check (https://leadidentitycheck.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-09

## In the answer

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

## 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 calls that find nothing: $0.00

## In their words

- Their pitch: Lead Identity Check can verify with over 95% accuracy whether or not a phone number, email address, or address belongs to a name.

## Data

- Keep data: no limit
- Use data: Users may not use the Services for any purpose other than to verify the accuracy of their leads [...] Users agree to keep all information provided by the Company confidential

## Plan

- Pay: $0
- You get: 20 requests
- Enough for: 20 calls

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: Filterkey header, Firstname, Lastname, Phone. Optional: Email, Address.Street, Address.City, Address.State, Address.Zipcode
- Method: POST
- Path: /main/lic/v1

## About the plan

- Plan: Free lead checks
- Who can get it: businesses verifying the accuracy of their leads

## The 8 fields the plan's answer can hold

master response, phone matches name %, phone seen recent activity, phone is mobile, email matches name %, email is valid, address matches name %, address is valid

## Lead Identity Check's plans (2)

- [Lead Identity Check, free](https://datacircle.dev/validate-email-apis/lead-identity-check/free/llms.txt): $0.00 per 1,000, 33% complete
- [Lead Identity Check, pay as you go](https://datacircle.dev/validate-email-apis/lead-identity-check/pay-as-you-go/llms.txt): $1.50 per 1,000, 33% complete

## Lead Identity Check's calls (1)

- `POST /main/lic/v1`: [Lead Identity Check, free](https://datacircle.dev/validate-email-apis/lead-identity-check/free/llms.txt)

## Lead Identity Check's APIs (2)

- [Lead Identity Check Email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/lead-identity-check/free/llms.txt)
- [Lead Identity Check Phone validation API pricing, 2 plans](https://datacircle.dev/validate-phone-apis/lead-identity-check/free/llms.txt)

## Lead Identity Check: email verification API alternatives

[Lead Identity Check alternatives: other email verification API providers by price](https://datacircle.dev/lead-identity-check-alternatives.txt)

We list Lead Identity Check's cheapest paid plan first. Next we list other providers' plans closest to Lead Identity Check in price per 1,000 emails.

- [Lead Identity Check, pay as you go](https://datacircle.dev/validate-email-apis/lead-identity-check/pay-as-you-go/llms.txt): $1.50 per 1,000, 33% complete
- [Prime Verifier, $75 pack, Pay-As-You-Go 50,000 credits, POST /v1/verify/single](https://datacircle.dev/validate-email-apis/prime-verifier/75-pack-pay-as-you-go-50000-credits-post-v1-verify-single/llms.txt): $1.50 per 1,000, 50% complete
- [DeBounce, top-up from $75, 50K credits, GET /v1/, Single email validation](https://datacircle.dev/validate-email-apis/debounce/top-up-from-75-50k-credits-get-v1/llms.txt): $1.50 per 1,000, 50% complete, live
- [Sealch, $15 pack, Pay as you go 10,000 emails, POST /api/verify](https://datacircle.dev/validate-email-apis/sealch/15-pack-pay-as-you-go-10000-emails-post-api-verify/llms.txt): $1.50 per 1,000, 17% complete, live
- [Verimail, $15 monthly](https://datacircle.dev/validate-email-apis/verimail/15-monthly/llms.txt): $1.50 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 2026-11-09.

- https://leadidentitycheck.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadidentitycheck.com/documentation?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadidentitycheck.com/privacy-policy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://leadidentitycheck.com/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing