Datacircle

CrowdSpark pricing: email verification API, GET /v1/email/check

CrowdSpark's siteThis page as plain textEmail validation API: best verification providers comparedCrowdSpark: email verification API alternatives

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50% complete: 3 of the 6 fields on our checklistSee the 6 fields
$1.00per 1,000 emailsWe haven't run CrowdSpark 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 CrowdSpark plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: x402 pay per call CrowdSpark's only plan
Call: GET /v1/email/check one of CrowdSpark's 3 calls for this API
API: Email verification API one of CrowdSpark's 4 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 GET /v1/email/check. The call returns whether the address takes mail.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

CrowdSpark: email verification API alternatives

CrowdSpark alternatives: other email verification API providers by price

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

This planCrowdSpark, pay as you go, x402 pay per call, GET /v1/email/checkPrime 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 validation
$ per 1,000 emails$1.00$1.00$1.00$1.00$1.00
Completeness50%50%67%33%50%
Billingpay as you gopay firstpay firstmonthlypay first
Payper call$200$20$100$200
Enough foras many as you pay for200,000 calls20,000 results100,000 calls a month200,000 calls
Freshnessunknownunknownlivelivelive
Who can get itanyone with a wallet paying each call in USDC on Base (x402), with no account or API keyanyone 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 18

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. agents.crowdspark.me/docs
  2. agents.crowdspark.me/llms-full.txt
  3. agents.crowdspark.me/openapi.json
  4. agents.crowdspark.me/terms
  5. api.cdp.coinbase.com/platform/v2/x402/discovery/resources
  6. crowdspark.me

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
In their words
Their pitchEmail validation for signup forms, lead lists and CRM cleanup: checks syntax, MX mail servers, disposable or temporary domains, role addresses (info@, sales@) and free providers. Returns a deliverable_guess. No SMTP probe, no data stored.
Data
What it checksformat, mail servers, disposable domains, role addresses
Keep datano limit
Use dataNo unlawful use, no attempts to attack or overload the service or upstream sources, no scraping that breaks a target site's terms. We may rate-limit or block abusive traffic.
Plan
Payper call
Rate limit
Batch1
Speed
Answerin the call
The call
You sendemail
MethodGET
Path/v1/email/check
About the plan
Planx402 pay per call
Who can get itanyone with a wallet paying each call in USDC on Base (x402), with no account or API key
The 9 fields the plan's answer can hold

email address, valid syntax, domain, MX record, mail server, disposable, role account, free provider, deliverable guess

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