# IPQualityScore, free: Email verification API

> IPQS Email Verification helps businesses validate email addresses and identify risky or fraudulent emails in real time.

IPQualityScore's email verification API on its Free plan. It costs $0.00 per 1,000 emails. It returns 4 of the 6 key fields we check: Deliverability, Confidence, Name, Company.
We haven't run IPQualityScore through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
This plan is free. We rank 3,341 plans for email verification APIs by price. Half the plans cost $1.985 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/ipqualityscore/free
- [Email validation API: 160+ providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://www.ipqualityscore.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `GET https://www.ipqualityscore.com/api/json/email/{key}/{email}`
- API key: with the plan, on https://www.ipqualityscore.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://www.ipqualityscore.com/documentation/email-validation-api/overview?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: IPQualityScore (https://www.ipqualityscore.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-03

## In the answer

- Completeness: 67%
- Deliverability: ✓
- Confidence: ✓
- Name: ✓
- Company: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Repeat free: never
- Also pays for: from the same budget: IP Address Reputation · Phone Validation · URL Scanner

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## Catch-all

- $ per 1,000: $0.00

## In their words

- Their pitch: IPQS Email Verification helps businesses validate email addresses and identify risky or fraudulent emails in real time.

## Data

- Freshness: live
- What it checks: format, mail servers, disposable domains, role addresses, mailbox
- Keep data: no limit
- Use data: Usage of the IPQS Site, IPQS APIs, IPQS Services, and/or data is permitted provided that the Client does not engage in the following activities: Reverse engineer or attempt to extract the source code from any of IPQS' Site, IPQS APIs, IPQS Services or any related software [...]. Interfere with, abuse, or disrupt usage of IPQS' Site, IPQS APIs, IPQS Services or the servers or networks providing the APIs. Create an API Client that functions substantially the same as the IPQS APIs and/or IPQS Services and offer it for use by third parties without written approval. Use the IPQS Site, IPQS APIs, and/or IPQS Services to replicate or compete with core products or services offered by IPQS without written approval. Use the IPQS Site, IPQS APIs, and/or IPQS Services for any activities where the use or failure of the APIs could lead to death, personal injury, or environmental damage [...]. Resell or republish IPQS data, IPQS API responses, IPQS API access, and/or IPQS Services to any third-party or sublicense Usage of IPQS' Site, IPQS APIs, and/or IPQS Services for use by a third party. Use IPQS data in any manner intended to evade, bypass, or contravene data privacy or consumer protection laws [...]. Use any IPQS data, including data containing appended Personally Identifiable Information (PII), for malicious, fraudulent, or unlawful purposes [...] or for direct marketing to individuals without that individual’s prior written consent. Bid on, purchase, or otherwise target IPQS brand keywords or confusingly similar variations [...] in paid search, search engine marketing, SEO manipulations, domain registrations, or other acquisition channels. [...] Client will not use the IPQS Services for any purposes enumerated in the FCRA in lieu of obtaining a Consumer Report.

## Plan

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

## Rate limit

- Per day: 35
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email. Optional: fast, timeout, suggest_domain, strictness, abuse_strictness, custom tracking variables
- Method: GET
- Path: /api/json/email/{key}/{email}

## About the plan

- Plan: Free
- Who can get it: companies, with a business email address

## The 38 fields the plan's answer can hold

valid, disposable, timed out, deliverability, catch-all, leaked, suspect, SMTP score, overall score, first name, common, generic, DNS valid, honeypot, spam trap score, recent abuse, fraud score, frequent complainer, suggested domain, domain velocity, domain trust, user activity, associated names, associated phone numbers, MX records, A records, risky TLD, SPF record, DMARC record, first seen, domain age, sanitized email, result type, recent data matches, recent unique user values, request ID, success, message

## IPQualityScore's plans (8)

- [IPQualityScore, free](https://datacircle.dev/validate-email-apis/ipqualityscore/free/llms.txt): $0.00 per 1,000, 67% complete, live
- [IPQualityScore, $139.99 monthly](https://datacircle.dev/validate-email-apis/ipqualityscore/139-99-monthly/llms.txt): $27.998 per 1,000, 67% complete, live
- [IPQualityScore, $599.99 monthly](https://datacircle.dev/validate-email-apis/ipqualityscore/599-99-monthly/llms.txt): $59.999 per 1,000, 67% complete, live
- [IPQualityScore, $1,149.99 monthly](https://datacircle.dev/validate-email-apis/ipqualityscore/1149-99-monthly/llms.txt): $15.333 per 1,000, 67% complete, live
- [IPQualityScore, $1,199.88 yearly](https://datacircle.dev/validate-email-apis/ipqualityscore/1199-88-yearly/llms.txt): $19.998 per 1,000, 67% complete, live
- [IPQualityScore, $5,999.88 yearly](https://datacircle.dev/validate-email-apis/ipqualityscore/5999-88-yearly/llms.txt): $49.999 per 1,000, 67% complete, live
- [IPQualityScore, $11,988 yearly](https://datacircle.dev/validate-email-apis/ipqualityscore/11988-yearly/llms.txt): $13.32 per 1,000, 67% complete, live
- [IPQualityScore, contact us](https://datacircle.dev/validate-email-apis/ipqualityscore/contact-us/llms.txt): 67% complete, live

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

- `GET /api/json/email/{key}/{email}`: [IPQualityScore, free](https://datacircle.dev/validate-email-apis/ipqualityscore/free/llms.txt)

## IPQualityScore's APIs (2)

- [IPQualityScore: email verification API pricing, 8 plans](https://datacircle.dev/validate-email-apis/ipqualityscore/free/llms.txt)
- [IPQualityScore: phone validation API pricing, 8 plans](https://datacircle.dev/validate-phone-apis/ipqualityscore/free/llms.txt)

## IPQualityScore: email verification API alternatives

- [Findymail, $399 monthly](https://datacircle.dev/validate-email-apis/findymail/399-monthly/llms.txt): $13.30 per 1,000, 33% complete, live
- [Fiber AI, $24,000 yearly](https://datacircle.dev/validate-email-apis/fiber-ai/24000-yearly/llms.txt): $13.333 per 1,000, 50% complete, live
- [Tomba, $801 yearly, Growth, GET /email-verifier, Email Verifier](https://datacircle.dev/validate-email-apis/tomba/801-yearly/llms.txt): $13.35 per 1,000, 50% complete, live
- [lemlist, $134 pack](https://datacircle.dev/validate-email-apis/lemlist/134-pack/llms.txt): $13.40 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 2026-11-03.

- https://web.archive.org/web/20260822002624/https://www.ipqualityscore.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/documentation/account-management/usage?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/documentation/email-validation-api/advanced-options?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/documentation/email-validation-api/overview?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/documentation/email-validation-api/response-parameters?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/email-verification?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/solutions/phone-validation?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://www.ipqualityscore.com/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing