Datacircle

LeadX pricing: email verification API

LeadX's siteThis page as plain textEmail validation API: 200+ verification providers comparedLeadX: email verification API alternatives

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33% complete: 2 of the 6 key fields we checkSee the 6 fields
Contact usWe haven't run LeadX through our email verification API benchmark yet.LeadX gives this plan's price on request. We rank 3,952 plans for email verification APIs by price. Half the plans cost $1.999 per 1,000 emails or less.treg's top-up from $10 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) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.pingutil, MailTester Ninja and Giggal are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest LeadX plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Contact sales LeadX's only plan
Call: Docs on request from sales LeadX's only call for this API
API: Email verification API one of LeadX's 7 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 2 of the 6 key fields we check. Address, Deliverability.
  • No public price. You ask LeadX for one.
  • One call. LeadX's sales team gives you the call's docs when you ask. The call returns whether the address takes mail.
  • Who can get it: customers with a LeadX account, set up by booking a demo or contacting sales. Keep data: no limit. Use data: with conditions.

LeadX: email verification API alternatives

LeadX alternatives: other email verification API providers by price

We list other providers' plans with no public price.

This planLeadX, contact usPrime Verifier, contact us, Custom, over 2,000,000 credits, POST /v1/jobsListclean, contact us, Custom volume, GET /verify/email/{email}MailVeri, contact us, Enterprise, POST /verify-mails/MyEmailVerifier, contact us, Custom Quote, GET /verifier/validate_single/{email}/{API_KEY}Fuse AI, contact us
Completeness33%33%33%33%33%33%
Billingcontactcontactcontactcontactcontactcontact
Freshnessunknownunknownlivelivelivelive
Who can get itcustomers with a LeadX account, set up by booking a demo or contacting salesanyone 18 or older able to form a binding contractanyoneanyoneanyonepartners Fuse sets a usage plan up for on request, a key without one answers 403 API_NOT_ON_PLAN

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

  1. docs.leadx.com
  2. docs.leadx.com/getting-started/rate-limiting
  3. docs.leadx.com/getting-started/results-and-billing
  4. docs.leadx.com/guides/find-and-verify-a-contact
  5. leadx.com/api/
  6. leadx.com/email-mobile-enrichment
  7. leadx.com/pricing
  8. leadx.com/terms.html

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Address
  • Deliverability
  • Confidence, not in the answer
  • Name, not in the answer
  • Place, not in the answer
  • Company, not in the answer
Price
Billingcontact
Aggregators
Aggregatorsnone
In their words
Their pitchEmail validation returns Valid, Invalid, Risky, or Unknown so you can decide what belongs in an outreach list.
Data
Keep datano limit
Use dataYou may use the services for lawful internal business purposes, including prospecting, account research, lending and underwriting support, CRM enrichment, portfolio monitoring, data enrichment, and related B2B workflows, subject to your plan, order form, documentation, and applicable law. [...] Unless LeadX expressly agrees in writing, you may not use the services or data: As a consumer report or for any purpose regulated by the Fair Credit Reporting Act. To determine consumer eligibility for credit, insurance, employment, housing, tenancy, education, government benefits, or similar decisions. To make decisions based on protected characteristics or in a way that violates anti-discrimination, privacy, marketing, telemarketing, spam, or data-protection laws. To contact individuals or businesses in violation of CAN-SPAM, TCPA, state privacy laws, do-not-call rules, or other applicable outreach requirements. To build, train, or improve a competing data product or service unless expressly permitted in a written agreement. [...] You may not attempt to bypass limits, overload systems, scrape unauthorized areas, interfere with service operation, or use the API in a way that harms LeadX, our customers, data providers, or third parties. [...] You may not: Reverse engineer, decompile, copy, modify, or create derivative works of the services except as permitted by law. Share, resell, sublicense, publish, or distribute the services or data except as permitted by your agreement. Use the services to transmit malware, infringe rights, harass others, or conduct unlawful activity. Remove proprietary notices or misrepresent the source, quality, or permitted use of LeadX data. Access the services using automated methods not authorized by LeadX.
Rate limit
Per second1
Concurrent10
Batch1
Speed
Answerin the call
The call
You sendDocs on request from sales
About the plan
PlanContact sales
Who can get itcustomers with a LeadX account, set up by booking a demo or contacting sales
The 4 fields the plan's answer can hold

success, email, email status, MX record

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