# Enrich.so, free, Free, POST /email-validation/batch: Email verification API

> Submit up to 500 000 emails in a single request. We automatically remove duplicates (case-insensitive) before processing, so you only pay for unique addresses.

Enrich.so's email verification API on its Free plan. It costs $0.00 per 1,000 emails. It returns 3 of the 6 key fields we check: Address, Deliverability, Confidence.
The cheapest of the 1,671 priced plans is [treg, top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt), at $0.00 per 1,000.

- This page: https://datacircle.dev/validate-email-apis/enrich-so/free-free-post-email-validation-batch
- Get it: https://enrich.so/pricing
- Its API docs: https://doc.enrich.so/validate-emails-in-batch-27483192e0
- Sold by: Enrich.so (https://enrich.so)
- Checked: 2026-10-23

## In the answer

- Completeness: 50%
- Address: ✓
- Deliverability: ✓
- Confidence: ✓

## Price

- $ per 1,000: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Per: result
- Also pays for: Lead Finder search · from the same budget: Email Finder · Phone Finder · Reverse Email Lookup · Employee Finder · Company Followers · Follower count preview · IP to Company · Line Intelligence · Workbench · Submit a domain search · Reveal contact info · Enrich contacts with specific fields · Export leads to CSV (async) · Find emails in batch · Find a personal email by LinkedIn URL · Find personal emails in batch · Find phone numbers in batch · Look up professional profiles in batch · Cascading ICP people search · Validate a single email

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Submit up to 500 000 emails in a single request. We automatically remove duplicates (case-insensitive) before processing, so you only pay for unique addresses.

## Data

- Freshness: live
- Keep data: no limit, but its service's content is not copied, modified or distributed without Enrich.so's prior written consent
- Use data: You may only use the Services in compliance with these Terms and all applicable local, state, national and international laws, rules and regulations. [...] You may use our Services, on a non-exclusive basis, solely in strict compliance with these Terms, which may be updated from time to time, and applicable law. [...] users must not engage in any activities that are illegal, fraudulent, or malicious. Users must also not engage in any activities that could cause damage or harm to Enrich.so or its users. Any misuse of our service is strictly prohibited. [...] Users may not copy, modify, or distribute any of our service's content or use it for any commercial purpose without our prior written consent.

## Plan

- Pay: $0
- You get: 100 credits
- Enough for: 100 results, once

## Rate limit

- Per second: 1
- Batch: 500,000

## Speed

- Answer: by polling or webhook

## The call

- You send: emails. Optional: webhookUrl
- Method: POST
- Path: /email-validation/batch

## About the plan

- Plan: Free
- Who can get it: anyone 18 or over, on a new account, for an organization, someone with authority to bind it

## The 18 fields the plan's answer can hold

success, email, result, message, catch-all, federated authentication, has secure email gateway, secure email gateway provider, email service provider, confidence, batch ID, batch status, total items, processed items, request ID, credits consumed, credits refunded, credits remaining

## Enrich.so's plans (5)

- [Enrich.so, free, Free, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/free-free-post-email-validation-batch/llms.txt): $0.00 per 1,000, 50% complete, live
- [Enrich.so, $49 monthly, Growth, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/49-monthly-growth-post-email-validation-batch/llms.txt): $0.49 per 1,000, 50% complete, live
- [Enrich.so, $149 monthly, Scale, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/149-monthly-scale-post-email-validation-batch/llms.txt): $0.298 per 1,000, 50% complete, live
- [Enrich.so, $499 monthly, Pro, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/499-monthly-pro-post-email-validation-batch/llms.txt): $0.20 per 1,000, 50% complete, live
- [Enrich.so, contact us, Enterprise, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/contact-us-enterprise-post-email-validation-batch/llms.txt): 50% complete, live

## Enrich.so's calls (2)

- `POST /email-validation`: [Enrich.so, free, Free, POST /email-validation](https://datacircle.dev/validate-email-apis/enrich-so/free/llms.txt)
- `POST /email-validation/batch`: [Enrich.so, free, Free, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/free-free-post-email-validation-batch/llms.txt)

## Enrich.so's APIs (10)

- [Enrich.so: LinkedIn people search API pricing, 5 plans, POST /people-search/waterfall-icp-search](https://datacircle.dev/linkedin-people-search-apis/enrich-so/free-free-post-people-search-waterfall-icp-search/llms.txt)
- [Enrich.so: LinkedIn people search API pricing, 5 plans, POST /people-search/employee-finder](https://datacircle.dev/linkedin-people-search-apis/enrich-so/free/llms.txt)
- [Enrich.so: email finder API pricing, 5 plans, POST /lead-finder/enrich](https://datacircle.dev/find-email-apis/enrich-so/free-free-post-lead-finder-enrich/llms.txt)
- [Enrich.so: email finder API pricing, 5 plans, POST /email-finder](https://datacircle.dev/find-email-apis/enrich-so/free/llms.txt)
- [Enrich.so: email finder API pricing, 5 plans, POST /email-finder/batch](https://datacircle.dev/find-email-apis/enrich-so/free-free-post-email-finder-batch/llms.txt)
- [Enrich.so: email finder API pricing, 5 plans, POST /lead-finder/reveal](https://datacircle.dev/find-email-apis/enrich-so/free-free-post-lead-finder-reveal/llms.txt)
- [Enrich.so: cached people search API pricing, 5 plans, POST /lead-finder/export](https://datacircle.dev/cached-people-search-apis/enrich-so/free-free-post-lead-finder-export/llms.txt)
- [Enrich.so: cached people search API pricing, 5 plans, POST /lead-finder/search](https://datacircle.dev/cached-people-search-apis/enrich-so/free/llms.txt)
- [Enrich.so: cached email finder API pricing, 5 plans, POST /linkedin-to-personal-email](https://datacircle.dev/find-cached-email-apis/enrich-so/free-free-post-linkedin-to-personal-email/llms.txt)
- [Enrich.so: cached email finder API pricing, 5 plans, POST /linkedin-to-personal-email/batch](https://datacircle.dev/find-cached-email-apis/enrich-so/free-free-post-linkedin-to-personal-email-batch/llms.txt)
- [Enrich.so: cached reverse email lookup API pricing, 5 plans, POST /reverse-lookup/lookup](https://datacircle.dev/cached-reverse-email-lookup-apis/enrich-so/free/llms.txt)
- [Enrich.so: cached reverse email lookup API pricing, 5 plans, POST /reverse-lookup/bulk-lookup](https://datacircle.dev/cached-reverse-email-lookup-apis/enrich-so/free-free-post-reverse-lookup-bulk-lookup/llms.txt)
- [Enrich.so: people search API pricing, 5 plans](https://datacircle.dev/people-search-apis/enrich-so/free-free-post-domain-search-batch/llms.txt)
- [Enrich.so: email verification API pricing, 5 plans, POST /email-validation/batch](https://datacircle.dev/validate-email-apis/enrich-so/free-free-post-email-validation-batch/llms.txt)
- [Enrich.so: phone validation API pricing, 4 plans](https://datacircle.dev/validate-phone-apis/enrich-so/49-monthly/llms.txt)
- [Enrich.so: phone finder API pricing, 4 plans, POST /lead-finder/enrich](https://datacircle.dev/find-phone-apis/enrich-so/49-monthly-growth-post-lead-finder-enrich/llms.txt)
- [Enrich.so: phone finder API pricing, 4 plans, POST /lead-finder/reveal](https://datacircle.dev/find-phone-apis/enrich-so/49-monthly-growth-post-lead-finder-reveal/llms.txt)
- [Enrich.so: cached phone finder API pricing, 4 plans, GET /reverse-lookup/phones](https://datacircle.dev/find-cached-phone-apis/enrich-so/49-monthly/llms.txt)
- [Enrich.so: cached phone finder API pricing, 4 plans, POST /reverse-lookup/phones/bulk](https://datacircle.dev/find-cached-phone-apis/enrich-so/49-monthly-growth-post-reverse-lookup-phones-bulk/llms.txt)

## Enrich.so: email verification API alternatives

- [GetProspect, free, Free, POST /v2/email-verifications](https://datacircle.dev/validate-email-apis/getprospect/free-free-post-v2-email-verifications/llms.txt): $0.00 per 1,000, 50% complete, live
- [KaijuVerifier, free, Free, POST /api/v1/jobs](https://datacircle.dev/validate-email-apis/kaijuverifier/free-free-post-api-v1-jobs/llms.txt): $0.00 per 1,000, 50% complete, live
- [Neutrino API, free, Free, GET /email-verify](https://datacircle.dev/validate-email-apis/neutrino-api/free-free-get-email-verify/llms.txt): $0.00 per 1,000, 50% complete, live
- [Verimail, free](https://datacircle.dev/validate-email-apis/verimail/free/llms.txt): $0.00 per 1,000, 50% 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://doc.enrich.so/api-reference-1951025m0
- https://doc.enrich.so/check-batch-validation-progress-27483193e0
- https://doc.enrich.so/credits-pricing-1951027m0
- https://doc.enrich.so/export-leads-to-csv-async-28165855e0
- https://doc.enrich.so/get-batch-validation-results-27483194e0
- https://doc.enrich.so/introduction-1951028m0
- https://doc.enrich.so/llms.txt
- https://doc.enrich.so/rate-limits-1951030m0
- https://doc.enrich.so/validate-a-single-email-27483191e0
- https://doc.enrich.so/validate-emails-in-batch-27483192e0
- https://enrich.so/pricing
- https://enrich.so/privacy
- https://enrich.so/solutions/email-validation
- https://enrich.so/solutions/reverse-email-lookup
- https://enrich.so/terms