# ReachStream, $9 pack: Email verification API

> 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.

ReachStream's email verification API on its Verification credits plan. It costs $9.00 per 1,000 emails. It returns 2 of the 6 key fields we check: Address, Deliverability.
The median plan costs $2.203 per 1,000. This plan costs less than 14% of the 1,672 priced plans.

- This page: https://datacircle.dev/validate-email-apis/reachstream/9-pack
- Get it: https://www.reachstream.com/email-verifier/pricing
- Its API docs: https://emailverifier.reachstream.com/api/v1/redoc-html#operation/create_email_verifier_request
- Sold by: ReachStream (https://www.reachstream.com)
- Checked: 2026-10-23

## In the answer

- Completeness: 33%
- Address: ✓
- Deliverability: ✓

## 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

## ReachStream's plans (12)

- [ReachStream, $9 pack](https://datacircle.dev/validate-email-apis/reachstream/9-pack/llms.txt): $9.00 per 1,000, 33% complete, live
- [ReachStream, $15 pack](https://datacircle.dev/validate-email-apis/reachstream/15-pack/llms.txt): $3.00 per 1,000, 33% complete, live
- [ReachStream, $29 pack](https://datacircle.dev/validate-email-apis/reachstream/29-pack/llms.txt): $2.90 per 1,000, 33% complete, live
- [ReachStream, $49 pack](https://datacircle.dev/validate-email-apis/reachstream/49-pack/llms.txt): $1.96 per 1,000, 33% complete, live
- [ReachStream, $79 pack](https://datacircle.dev/validate-email-apis/reachstream/79-pack/llms.txt): $1.58 per 1,000, 33% complete, live
- [ReachStream, $139 pack](https://datacircle.dev/validate-email-apis/reachstream/139-pack/llms.txt): $1.39 per 1,000, 33% complete, live
- [ReachStream, $259 pack](https://datacircle.dev/validate-email-apis/reachstream/259-pack/llms.txt): $0.52 per 1,000, 33% complete, live
- [ReachStream, $429 pack](https://datacircle.dev/validate-email-apis/reachstream/429-pack/llms.txt): $0.43 per 1,000, 33% complete, live
- [ReachStream, $749 pack](https://datacircle.dev/validate-email-apis/reachstream/749-pack/llms.txt): $0.37 per 1,000, 33% complete, live
- [ReachStream, $79 monthly](https://datacircle.dev/validate-email-apis/reachstream/79-monthly/llms.txt): $1.58 per 1,000, 33% complete, live
- [ReachStream, $710 yearly](https://datacircle.dev/validate-email-apis/reachstream/710-yearly/llms.txt): $1.183 per 1,000, 33% complete, live
- [ReachStream, contact us](https://datacircle.dev/validate-email-apis/reachstream/contact-us/llms.txt): 33% complete, live

## ReachStream's calls (1)

- `POST /api/v1/api-email-verifier/request/`: [ReachStream, $9 pack](https://datacircle.dev/validate-email-apis/reachstream/9-pack/llms.txt)

## ReachStream's APIs (4)

- [ReachStream: email verification API pricing, 12 plans](https://datacircle.dev/validate-email-apis/reachstream/9-pack/llms.txt)
- [ReachStream: company enrichment API pricing, 7 plans](https://datacircle.dev/company-enrichment-apis/reachstream/39-monthly/llms.txt)
- [ReachStream: person enrichment API pricing, 7 plans](https://datacircle.dev/person-enrichment-apis/reachstream/39-monthly/llms.txt)
- [ReachStream: people search API pricing, 7 plans, POST /api/v2/request/records/count](https://datacircle.dev/people-search-apis/reachstream/39-monthly-starter-post-api-v2-request-records-count/llms.txt)
- [ReachStream: people search API pricing, 7 plans, POST /api/v2/async/records/filter/data](https://datacircle.dev/people-search-apis/reachstream/39-monthly-starter-post-api-v2-async-records-filter-data/llms.txt)
- [ReachStream: people search API pricing, 7 plans, POST /api/v2/async/records/filter](https://datacircle.dev/people-search-apis/reachstream/39-monthly-starter-post-api-v2-async-records-filter/llms.txt)

## ReachStream: email verification API alternatives

- [lemlist, $225 monthly](https://datacircle.dev/validate-email-apis/lemlist/225-monthly/llms.txt): $9.00 per 1,000, 33% complete, live
- [MailerCheck, top-up from $45, Pay as you go, 5,000 credits, POST /check/single](https://datacircle.dev/validate-email-apis/mailercheck/top-up-from-45-pay-as-you-go-5000-credits-post-check-single/llms.txt): $9.00 per 1,000, 17% complete, live
- [MailerSend, top-up from $45, 5K - 10K credits, POST /email-verification/verify](https://datacircle.dev/validate-email-apis/mailersend/top-up-from-45-5k-10k-credits-post-email-verification-verify/llms.txt): $9.00 per 1,000, 17% complete, live
- [VerificarEmails, €8 pack](https://datacircle.dev/validate-email-apis/verificaremails/8-pack/llms.txt): $9.002 per 1,000, 33% complete, live

## 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.

- https://emailverifier.reachstream.com/api/v1/openapi.json
- https://emailverifier.reachstream.com/api/v1/redoc-html
- https://www.reachstream.com/ReachAPI/openapi.json
- https://www.reachstream.com/email-verifier/
- https://www.reachstream.com/email-verifier/api/
- https://www.reachstream.com/email-verifier/pricing
- https://www.reachstream.com/prospect/pricing
- https://www.reachstream.com/prospect/reach-api/
- https://www.reachstream.com/reachapi-documentation.html
- https://www.reachstream.com/terms-of-services/