Byteplant pricing and alternatives: cached email verification API, GET /api/verify

Byteplant's site llms.txt Best cached email verification API in 2026

17% complete: 1 of the 6 key fields we checkSee the 6 fields

$0.00per 1,000 emailsThe cheapest of the 268 plans we rank by price is Strale, top-up from €10, Prepaid wallet, POST /v1/do, Email Validation, at $0.00 per 1,000.

Plan: Free Trial one of Byteplant's 6 plans

Call: GET /api/verify one of Byteplant's 2 calls

API: Cached email verification API one of Byteplant's 2 APIs

About this item

Stored. Byteplant may skip the mail server and answer from data it keeps. Byteplant doesn't say how old the data is.
1 of the 6 key fields we check. Deliverability.
Nothing to pay. You get 1,000 credits once, enough for 1,000 calls. Credits never expire.
One call. You send EmailAddress to GET /api/verify. You can also send Timeout. The call returns whether the address takes mail.
Who can get it: businesses and professionals with a business email, once each. Keep data: no limit. Use data: with conditions.

Byteplant: cached email verification API alternatives

The table starts with Byteplant's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to Byteplant's. Each plan in the table gives stored data.

	Byteplant, $5,360 monthly, Monthly, 500,000 credits, GET /api/verify	KaijuVerifier, $19 pack, 5,000 Credits, POST /api/v1/verify-single	X402 Farm, pay as you go	Elastic Email, $29 monthly, Email Marketing Starter (2,500 contacts), POST /verifications/files	Mailgun, $15 monthly, Basic, 10,000 emails a month, GET /v4/address/validate
$ per 1,000	$10.72	$3.80	$5.00	$11.60	$12.00
Completeness	17%	50%	17%	50%	33%
Billing	monthly	pay first	pay as you go	monthly	monthly
Pay	$5,360	$19	per call	$29	$15
Enough for	500,000 calls a month	5,000 calls	as many as you pay for	2,500 results a month	as many as you pay for
Freshness	stored	stored (DNS valid, MX count, MX providers, MX grade: live)	stored	stored	stored
Who can get it	businesses and professionals with a business email	anyone	anyone	anyone at least the age of majority in their jurisdiction, with a registered account	professional use only, not minors under the age of 18

Every cached email verification API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-19.

Product details

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

Address, not in the answer
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	$0.00
Billing	free

Aggregators
Aggregators	none

Charges
Per	call
Also pays for	from the same budget: Bulk Email Validation API

Not found
$ per 1,000	$0.00

In their words
Their pitch	Our Real-Time Online Email Verification API can be easily integrated into your sign-up forms, applications and websites or into content management systems (CMS) like WordPress, Drupal, Typo3 or Joomla.

Data
Freshness	stored
Keep data	no limit
Use data	The Customer is granted a non-exclusive right to use the services to the agreed extent. The offered services are intended for normal business use. [...] The Customer shall not exceed the agreed scope of use of the services, allow third parties to use them, or make them accessible to third parties. In particular, the Customer is not permitted to reproduce, sell, or temporarily lease the underlying software or parts thereof, or to rent or loan the software or access to the services. [...] Byteplant may revoke the Customer's access authorization and/or terminate the contract if the Customer significantly exceeds the permitted use, significantly deviates from normal usage, or if there are indications that the Customer is not using the services in accordance with the contract (e.g., Namespace Mining).

Plan
Pay	$0
You get	1,000 credits
Enough for	1,000 calls, once
Expires	never

Rate limit
Per second	0.33
Batch	1

Speed
Answer	in the call
Median	0.49 s

The call
You send	EmailAddress. Optional: Timeout
Method	GET
Path	/api/verify

About the plan
Plan	Free Trial
Who can get it	businesses and professionals with a business email, once each

The 6 fields the plan's answer can hold

status, info, details, freemail, rate limit remaining, rate limit seconds remaining