Datacircle

Sendburg pricing: email verification API, POST /api/verify-email

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

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67% complete: 4 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 emailsWe haven't run Sendburg through our email verification API benchmark yet.Half of the 4,039 plans we rank by price cost $1.999 per 1,000 emails or less. This plan and 59 others tie for the lowest price per 1,000 emails of the 4,039 plans. See the best free email verification API plan.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 Sendburg plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free Sendburg's only plan
Call: POST /api/verify-email one of Sendburg's 2 calls for this API
API: Email verification API one of Sendburg's 4 APIs

About this item

  • Live. Sendburg checks the email when you call the API.
  • 4 of the 6 fields on our checklist. Address, Deliverability, Confidence, Company.
  • Nothing to pay. Sendburg limits how many calls you get but gives no number.
  • One call. You send email to POST /api/verify-email. You set the Content-Type header to "application/json". The call returns whether the address takes mail.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

Sendburg: email verification API alternatives

Sendburg alternatives: other email verification API providers by price

We list other providers' plans closest to this plan in price per 1,000 emails. Each plan in the table gives live data.

This planSendburg, free, POST /api/verify-emailMailTester Ninja, free, No tokenGiggal, free trial, POST /v1/verify-batchEnrich.so, free, POST /email-validationKaijuVerifier, free, POST /api/v1/jobs, Submit an async bulk job with the SMTP probeOpportify, free
$ per 1,000 emails$0.00$0.00$0.00$0.00$0.00$0.00
Completeness67%50%67%50%50%50%
Billingfreefreefreefreefreefree
Pay$0$0$0$0$0$0
Enough fornot published300 calls a month1,000 results100 calls, once100 results a month100 calls
Freshnesslivelivelivelivelivelive
Who can get itanyoneanyone at least 18 years old, or the age of majority in their jurisdictionanyone aged 18 or overanyone 18 or over, on a new account, for an organization, someone with authority to bind itanyoneanyone, no credit card required

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

  1. send-burg.com/data-enrichment
  2. send-burg.com/email-verifier
  3. send-burg.com/legal/terms-of-service
  4. send-burg.com/pricing

Product details

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

  • Address
  • Deliverability
  • Confidence
  • Name, not in the answer
  • Place, not in the answer
  • Company
Price
$ per 1,000 emails$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchVerify a single email address. Returns status, deliverability score, and detailed checks.
Data
Freshnesslive
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano limit
Use dataYou may use the Service only for lawful B2B business purposes. You agree not to: Use contact data for consumer marketing, spam, or unsolicited personal communications, Resell, sublicense, or redistribute contact data to third parties without our written consent, Use the data to harass, stalk, or harm any individual, Scrape, crawl, harvest, cache, or systematically extract data from the Service by any means [...] (bulk data may be obtained only via the official Export feature and only within your plan's limits), Use any third-party tool, extension, plug-in, script, or automation to access, copy, cache, store, or export Service data outside the Service, Use the platform in violation of any applicable law, including anti-spam laws (CAN-SPAM, CASL, GDPR), Use the Service to build a competing database product, Share or publish contact data in any public forum, Circumvent any rate limits, access controls, or security features of the Service
Plan
Pay$0
Rate limit
Per second0.17
Batch1
Speed
Answerin the call
The call
You sendemail, Content-Type header "application/json"
MethodPOST
Path/api/verify-email
About the plan
PlanFree
Who can get itanyone
The 10 fields the plan's answer can hold

email address, domain, status, score, reason, syntax, MX host, disposable, role, catch-all

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