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Kawaa pricing: email verification API, POST /v1/verify/file

Kawaa's sitellms.txtEmail validation API: 160+ providers comparedKawaa: email verification API alternatives

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33% complete: 2 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 emailsWe haven't run Kawaa through our email verification API benchmark yet.This plan is free. We rank 3,338 plans for email verification APIs by price. Half the plans cost $1.98 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.MailTester Ninja, Enrich.so and GetProspect are the best email verification API providers in our benchmark.
Plan: Free one of Kawaa's 11 plans
Call: POST /v1/verify/file one of Kawaa's 3 calls for this API
API: Email verification API one of Kawaa's 2 APIs

About this item

  • A copy at most 24 hours old. Kawaa may answer from Kawaa's stored data instead of asking the mail server.
  • 2 of the 6 key fields we check. Address, Deliverability.
  • Nothing to pay. You get 100 credits once, enough for 100 results. Calls stop once your credits run out. Credits never expire.
  • One call. You call POST /v1/verify/file. You send filename, file_size and file_key. You set action to "get_upload_url" or "process". 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 at least 18 years old. Keep data: no limit. Use data: with conditions.

Kawaa: email verification API alternatives

Kawaa alternatives: every email verification API provider ranked

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

Kawaa, $299 monthly, Enterprise, POST /v1/verify/fileDeBounce, $1,196 monthly, 2M credits, Monthly, GET /v1/, Single email validationBouncify, $299 monthlyInvalid Bounce, $299 packMillionVerifier, $299 pack, 500,000 verification credits, GET /api/v3
$ per 1,000 emails$0.598$0.598$0.598$0.598$0.598
Completeness33%50%50%17%50%
Billingmonthlymonthlymonthlypay firstpay first
Pay$299$1,196$299$299$299
Enough for500,000 results a month2,000,000 calls a month500,000 calls a month500,000 results500,000 calls
Freshness24 hourslivelivelivelive
Who can get itanyone at least 18 years oldanyone over 18anyone outside Europe and India (its prices are set by region: the dollar ones are for the United States and the rest of the world)anyonea legal entity, public body, organisation, sole trader, self-employed professional or other person acting only for business purposes

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

  1. kawaa.com
  2. kawaa.com/docs/rate-limits/
  3. kawaa.com/openapi.json
  4. kawaa.com/pricing
  5. kawaa.com/support/api-batch/
  6. kawaa.com/support/api-file/
  7. kawaa.com/support/api-single/
  8. kawaa.com/support/credits/
  9. kawaa.com/terms

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
Also pays forfrom the same budget: Single email verification · Batch verification · Look at a domain · Engagement history for an address · Engagement history for several addresses · Check a domain's email authentication
Overage
Units caphard
Not found
$ per 1,000$0.00
Catch-all
$ per 1,000$0.00
In their words
Their pitchClean a list from a CSV, check sign-ups through the API, or let an AI agent verify over MCP. Layered syntax, domain, mailbox and risk checks on every result.
Data
Freshness24 hours
What it checksformat, mail servers, disposable domains, role addresses, mailbox
Keep datano limit
Use dataYou agree NOT to use the Service to: Verify email addresses without proper consent or legal basis, Send spam or unsolicited communications, Violate any applicable laws or regulations (including CAN-SPAM, GDPR), Attempt to circumvent rate limits or abuse prevention measures, Reverse engineer or attempt to extract source code, Resell the Service without a white-label agreement, Use the Service for any illegal or harmful purpose
Plan
Pay$0
You get100 credits
Enough for100 results, once
Expiresnever
Rate limit
Per second0.17
Batch100
Speed
Answerby polling or webhook
The call
You sendaction "get_upload_url" or "process", filename, file_size, file_key. Optional: webhook_url, webhook_secret, options.deep_verify, options.include_ai, options.enrich, options.skip_cache, include_activity, Idempotency-Key
MethodPOST
Path/v1/verify/file
About the plan
PlanFree
Who can get itanyone at least 18 years old
The 20 fields the plan's answer can hold

success, upload URL, file key, upload URL lifetime, next step, job ID, status, total submitted, duplicates removed, invalid emails skipped, unique emails, email column, credits used, credits remaining, credits refunded, credits held, enqueue unknown, dispatch in progress, dispatch settlement pending, message

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