Exellius Systems Inc pricing and alternatives: email verification API

Exellius Systems Inc's site llms.txt Best email verification API in 2026

67% complete: 4 of the 6 key fields we checkSee the 6 fields

$0.00per 1,000 emailsThe cheapest of the 1,712 plans we rank by price is treg, top-up from $10, at $0.00 per 1,000.

Plan: Free one of Exellius Systems Inc's 8 plans

Call: GET /api/v1/people/verify/email Exellius Systems Inc's only call

GET /api/v1/people/verify/emailFree$0.00 per 1,000

API: Email verification API one of Exellius Systems Inc's 7 APIs

About this item

Freshness. We don't know how fresh this plan's data is.
4 of the 6 key fields we check. Address, Deliverability, Confidence, Company.
Nothing to pay. You get 25 credits a month, enough for 50 calls. Unused credits expire after 3 months.
One call. You send email to GET /api/v1/people/verify/email. The call returns whether the address takes mail.
Who can get it: anyone 18 or over. Keep data: no limit. Use data: with conditions.

Exellius Systems Inc: email verification API alternatives

The table starts with Exellius Systems Inc's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to Exellius Systems Inc's.

	Exellius Systems Inc, $1,788 yearly	Abstract API, $149 monthly	Minelead, $149 monthly, Business, GET /validate	BounceBan, $149 monthly, 50,000 Credits, Monthly subscription (15% off), POST /v1/verify/bulk	pipe0, $149 monthly, 5,000 credits a month, POST /v1/pipes/run/sync, Validate email (person:email:validate:millionverifier@1)
$ per 1,000	$2.98	$2.98	$2.98	$2.98	$2.98
Completeness	67%	50%	50%	50%	17%
Billing	yearly	monthly	monthly	monthly	monthly
Pay	$1,788	$149	$149	$149	$149
Enough for	50,000 calls a month	50,000 calls a month	50,000 calls a month	50,000 results a month	50,000 calls a month
Freshness	unknown	live	live	live	unknown
Who can get it	anyone 18 or over	anyone 18 or older	anyone	anyone 18 or over	businesses only, in the course of their trade, business or profession

Every 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 2026-10-25.

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	$0.00
Billing	free

Aggregators
Aggregators	none

Charges
Per	call
Also pays for	from the same budget: Find Person Email · Find Email by LinkedIn URL · Find Person Phone · Find Phone by LinkedIn URL · Find Emails by Company Domain · Find Phones by Company Domain · Enrich Person with Email · Enrich Company · Enrich Person by LinkedIn URL

Not found
$ per 1,000	$0.00

In their words
Their pitch	Check whether an email address is valid, active, and deliverable before you send. Reduce bounce rates and protect your sender reputation.

Data
Keep data	no limit
Use data	Prohibited uses include: Spam or unlawful communications, Reselling Exellius data without written consent, Reverse engineering our databases, High-volume scraping (≥1000 queries/day without API) [...] Do not use bots or scrapers to access data

Plan
Pay	$0
You get	25 credits a month
Enough for	50 calls a month
Expires	3 months

Rate limit
Batch	1

Speed
Answer	in the call

The call
You send	email
Method	GET
Path	/api/v1/people/verify/email

About the plan
Plan	Free
Who can get it	anyone 18 or over

The 32 fields the plan's answer can hold

message, catch-all, did you mean, domain, free, email provider, username, block, disposable, email, final status, gibberish, blocked, connection failure, MX records, can receive email, disposable address, email quality score, has MX records, not a catch-all address, not a generic address, valid domain, valid format, regexp, score, SMTP check, SMTP server, status, status reason, timestamp, validation method, webmail