ReachStream pricing and alternatives: email verification API

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

33% complete: 2 of the 6 key fields we checkSee the 6 fields

$9.00per 1,000 emailsThe median plan costs $2.203 per 1,000. This plan costs less than 14% of the 1,672 priced plans.

Plan: Verification credits one of ReachStream's 12 plans

Call: POST /api/v1/api-email-verifier/request/ ReachStream's only call

POST /api/v1/api-email-verifier/request/$9 pack$9.00 per 1,000

About this item

Live. The call checks the email when you make it.
2 of the 6 key fields we check. Address, Deliverability.
A pack you buy once. You pay $9 for 1,000 credits, enough for 1,000 results. Unused credits expire after 12 months.
One call. You send request_origin and request_body to POST /api/v1/api-email-verifier/request/. You can also send request_type and results. The call returns a job. You fetch the answer once the job is done.
Anyone can get it. Keep data: with conditions. Use data: with conditions.

ReachStream: email verification API alternatives

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

	This planReachStream, $9 pack	lemlist, $225 monthly	MailerCheck, top-up from $45, Pay as you go, 5,000 credits, POST /check/single	MailerSend, top-up from $45, 5K - 10K credits, POST /email-verification/verify	VerificarEmails, €8 pack
$ per 1,000	$9.00	$9.00	$9.00	$9.00	$9.002
Completeness	33%	33%	17%	17%	33%
Billing	pay first	monthly	pay first	pay first	pay first
Pay	$9	$225	$45	$45	€8
Enough for	1,000 results	25,000 calls a month	5,000 calls	5,000 calls	1,000 calls
Freshness	live	live	live	live	live
Who can get it	anyone	professionals 18 or over	anyone who is at least 18, uses it for their trade, business, craft or profession, and is not registered in a country or region sanctioned by the United States, United Kingdom, European Union or United Nations	anyone using the Services solely for purposes relating to their trade, business, craft, or profession	anyone

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-23.

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	$9.00
Billing	pay first

Aggregators
Aggregators	none

Charges
Per	result
Also pays for	nothing else

Catch-all
$ per 1,000	$9.00

In their words
Their pitch	Use the Email Verification API to automate verification in signup forms, SaaS platforms, CRMs, and internal systems. It supports secure API key authentication and asynchronous bulk verification, and it's built for high-volume use.

Data
Freshness	live
Keep data	until the agreement expires or ends: "Upon expiration or termination of this Agreement, Licensee shall cease accessing the Licensed Materials or using the Licensed Materials in any way"
Use data	"Licensee shall not access or use Licensed Materials for any purpose except the sales, marketing, recruiting, or business development activities of Licensee. Licensee shall not access or use the Licensed Materials for the benefit of or on behalf of any person or entity except Licensee. [...] Licensee shall not redistribute, sublicense, transfer, sell, offer for sale, or disclose any of the Licensed Materials to any third party. Licensee shall not incorporate any of the Licensed Materials into Licensee's own products or services." "Any Licensed Materials that are downloaded and/or integrated into any CRM system must be maintained with identifying information indicating that such materials originated with ReachStream." Licensee "will not, in connection with its use and access of the Licensed Materials: (i) commit or encourage conduct that would constitute a criminal offense, give rise to civil liability or otherwise violate law, (ii) violate, plagiarize or infringe the rights of third parties [...], (iii) use the Licensed Materials, or any part thereof, to harass or harm any person in any way, or (iv) disparage, defame, libel or make untrue or malicious statements about ReachStream." Licensee will not "(iv) share, sell, rent, or lease or otherwise distribute access to the ReachStream Technology, or use the ReachStream Technology to operate any timesharing, service bureau, or similar business, [...] or (vii) disclose the results of any ReachStream Technology or program benchmark tests to any third parties without ReachStream's prior written consent."

Plan
Pay	$9
You get	1,000 credits
Enough for	1,000 results
Expires	12 months

Speed
Answer	by polling

The call
You send	request_origin, request_body. Optional: request_type, results
Method	POST
Path	/api/v1/api-email-verifier/request/

About the plan
Plan	Verification credits
Who can get it	anyone

The 10 fields the plan's answer can hold

email address, status, request ID, request origin, request status, created at, updated at, data count, request body, progress