Datacircle

ByeBouncer Email verification API pricing: POST /api/v1/bulk

ByeBouncer's siteThis page as plain textEmail validation API: best verification providers comparedByeBouncer: email verification API alternatives

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

33% complete: 2 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 emailsIn our email verification API benchmark, the best plan from ByeBouncer scores 46.2 out of 100. ByeBouncer ranks 116th of 249 providers.This plan is free. We rank 4,721 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. 734 email verification API plans on our price sheet are free. pingutil's free plan scores highest of the free plans in our benchmark, at 82.3 out of 100.PayPerQ's pay-as-you-go plan costs the least for 10,000 emails a month: $0.06.Disify's $9 monthly plan (/email) covers any number of emails.Validemail.co, pingutil and looot are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest ByeBouncer plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free one of ByeBouncer's 7 plans
Call: POST /api/v1/bulk one of ByeBouncer's 2 calls for this API
API: Email verification API one of ByeBouncer's 2 APIs

About this item

  • A copy at most 1 hour old. ByeBouncer may answer from ByeBouncer's stored data instead of asking the mail server.
  • 2 of the 6 fields on our checklist. Address, Deliverability.
  • Nothing to pay. You get 500 credits once. Each result uses one credit.
  • One call. You send emails to POST /api/v1/bulk. You can also send filename, webhook_url, webhook_secret, result_format and the Idempotency-Key header. The call returns a job. You fetch the answer once the job is done. Or the provider sends the answer to your webhook.
  • Who can get it: anyone aged 18 or over with the legal capacity to contract. Keep data: no time limit set, "They do not authorize creating an independent database". Use data: with conditions.

ByeBouncer: email verification API alternatives

ByeBouncer alternatives: every email verification API provider ranked

The table starts with ByeBouncer's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to ByeBouncer's. Each plan in the table gives live data or data at most an hour old.

ByeBouncer, $700 pack, Pack XXL, POST /api/v1/bulkMailerio, $17.50 pack, Pay as you go 5,000 emails, GET /v{version}/validateClearBounce, $17.50 pack, 5,000 credits, POST /bulk/uploadBounceBan, top-up from $175, 50,000 Credits, Pay-As-You-Go, POST /v1/verify/bulkAlibaba Cloud, $1,750 pack, 500,000, POST /, ValidateEmail
$ per 1,000 emails$3.50$3.50$3.50$3.50$3.50
Completeness33%67%67%50%50%
Billingpay firstpay firstpay firstpay firstpay first
Pay$700$17.50$17.50$175$1,750
Enough for200,000 results5,000 calls5,000 results50,000 results500,000 calls
Freshness1 hourlivelivelivelive
Who can get itanyone aged 18 or over with the legal capacity to contractanyone, a minor needs a parent or guardian's permissionanyone at least 18 years old, or with parental consentanyone 18 or overanyone

Sources

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

  1. byebouncer.com/downloads/openapi.yaml
  2. byebouncer.com/en#precios
  3. byebouncer.com/en/docs
  4. byebouncer.com/en/privacy
  5. byebouncer.com/en/terms
  6. byebouncer.com/en/verify-email
  7. byebouncer.com/en/verify-ip
  8. byebouncer.com/en/verify-phone

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
$ per 1,000 emails$0.00
Perresult
Billingfree
Aggregators
Aggregatorsnone
Charges
Repeat freenever
Also pays forfrom the same budget: Verify a single email (dedicated endpoint) · Verify a single IP address · Validate and normalize a phone number · Validate a phone number locally (numbering plan only) · Look up carrier data for a phone number · Check the last observed network status of a phone line (HLR) · Verify a lead across email, IP and phone in one call
Not found
$ per 1,000 calls that find nothing$0.00
Catch-all
$ per 1,000 emails at catch-all domains$0.00
In their words
Their pitchUpload a CSV with up to 5,000 emails per job and download the results. Split larger lists into multiple jobs.
Data
Freshness1 hour
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano time limit set, "They do not authorize creating an independent database"
Use dataYou may not use ByeBouncer to: Verify data obtained through breaches, unauthorized access or unlawful sources. Create spam lists or make unsolicited calls or send unsolicited SMS or messages in violation of the law. Track, harass, monitor or identify people without a legitimate basis. Attack networks, bypass technical limits or interfere with the service. Resell API output as a competing service without a written agreement. Use the service in violation of applicable sanctions or export controls. Use phone checks to facilitate pornography or adult entertainment, impersonation, phishing, fraud or abusive communications. [...] Number enumeration, enrichment, bulk extraction or data redistribution without a lawful purpose and the necessary rights are not permitted. [...] Results are made available only for the contracted validation purpose and within the rights available for each source, data field and territory. They do not authorize creating an independent database, reselling source data or reusing it for another purpose without the necessary rights.
Plan
Pay$0
You get500 credits
Enough for500 results, once
Rate limit
Per second0.17 (10 a minute)
Batch5,000
Speed
Answerby polling or webhook
The call
You sendemails. Optional: filename, webhook_url, webhook_secret, result_format, Idempotency-Key header
MethodPOST
Path/api/v1/bulk
About the plan
PlanFree
Who can get itanyone aged 18 or over with the legal capacity to contract
The 12 fields the plan's answer can hold

email, status, action, flagged, disposable, free provider, has MX, did you mean, signals, time taken, checks, attributes

Best GTM APIs