Datacircle

Agent402 Tools pricing: email verification API

Agent402 Tools's siteThis page as plain textEmail validation API: best verification providers comparedAgent402 Tools: email verification API alternatives

Is Agent402 Tools yours? Write to us about this page. We invite selected tool providers to our WhatsApp group.

50% complete: 3 of the 6 fields on our checklistSee the 6 fields
$1.00per 1,000 emailsWe haven't run Agent402 Tools through our email verification API benchmark yet.We rank 4,337 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 67% of the 4,337 plans.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. StableEnrich's pay-as-you-go plan costs the least for 10,000 emails a month: $0.05.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, Validemail.co and looot are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest Agent402 Tools plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: x402 pay per call Agent402 Tools's only plan
Call: POST /api/email-validate Agent402 Tools's only call for this API
API: Email verification API one of Agent402 Tools's 14 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 3 of the 6 fields on our checklist. Address, Deliverability, Company.
  • Nothing to buy first. You pay per call.
  • One call. You send email to POST /api/email-validate. The call returns whether the address takes mail.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

Agent402 Tools: email verification API alternatives

Agent402 Tools alternatives: other email verification API providers by price

We list other providers' plans closest to this plan in price per 1,000 emails.

This planAgent402 Tools, pay as you goPrime Verifier, $200 pack, Pay-As-You-Go 200,000 credits, POST /v1/verify/singleBillionVerify, $20 pack, Starter, POST /verify/bulkMillionPhones, $100 monthlyDeBounce, top-up from $200, 200K credits, GET /v1/, Single email validationAgent Utility Suite, pay as you go
$ per 1,000 emails$1.00$1.00$1.00$1.00$1.00$1.00
Completeness50%50%67%33%50%67%
Billingpay as you gopay firstpay firstmonthlypay firstpay as you go
Payper call$200$20$100$200per call
Enough foras many as you pay for200,000 calls20,000 results100,000 calls a month200,000 callsas many as you pay for
Freshnessunknownunknownliveliveliveunknown
Who can get itanyone at least 18 (or the age of majority where they live, if higher), able to form a binding contract, not barred from receiving services under U.S. or other applicable law, not in an embargoed jurisdiction and not on a U.S. government sanctions list, with no account or API key, paying each call in USDC (or USDG on Robinhood Chain) over x402 or MPPanyone 18 or older able to form a binding contractanyone at least 18 years old and legally able to enter into a contract, for their internal business purposes onlyanyone with a work emailanyone over 18anyone with a wallet paying USDC on Base (x402), no account or API key

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.

  1. agent402.tools
  2. agent402.tools/api/pricing
  3. agent402.tools/llms.txt
  4. agent402.tools/openapi.json
  5. agent402.tools/pricing
  6. agent402.tools/terms
  7. agent402.tools/tools/email-validate

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
Price
$ per 1,000 emails$1.00
Percall
Billingpay as you go
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchValidate an email address: syntax check plus live MX record lookup on the domain (deliverability signal, not a guarantee).
Data
What it checksformat, mail servers
Keep datano limit
Use dataDon't use the service to break the law, infringe others' rights, or attack the service or third parties (e.g. using the URL-fetching tools against targets you don't control). [...] Don't attempt to bypass rate limits, payment, or the proof-of-work gate, or to disrupt availability for others. [...] Don't use the service to create malware or exploits for unauthorized use, to defraud, phish, spam, or deceive, or to process other people's personal data unlawfully. You are responsible for the inputs you send and how you use the outputs.
Plan
Payper call
Rate limit
Batch1
Speed
Answerin the call
The call
You sendemail
MethodPOST
Path/api/email-validate
About the plan
Planx402 pay per call
Who can get itanyone at least 18 (or the age of majority where they live, if higher), able to form a binding contract, not barred from receiving services under U.S. or other applicable law, not in an embargoed jurisdiction and not on a U.S. government sanctions list, with no account or API key, paying each call in USDC (or USDG on Robinhood Chain) over x402 or MPP
The 5 fields the plan's answer can hold

email, syntax valid, domain, MX records, deliverable domain

Best GTM APIs