# Byteplant, free, Trial, POST /api/bulk-verify: Email validation API

> The Bulk API allows you to upload up to 100K email addresses for validation with a single API request.

Byteplant's email validation API on its Free Trial plan, $0.00 per 1,000 emails. 1 of the 6 key fields: Its check.

- This page: https://datacircle.dev/validate-email-apis/byteplant/free-trial-post-api-bulk-verify
- Get it: https://www.byteplant.com/email-validator/pricing.html
- Its API docs: https://www.byteplant.com/email-validator/api.html#doc
- Sold by: Byteplant (https://www.byteplant.com/phone-validator/)
- Checked: 2026-10-19

## In the answer

- Completeness: 17%
- Its check: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Per: result
- Also pays for: from the same budget: Real-Time Email Verification API

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: The Bulk API allows you to upload up to 100K email addresses for validation with a single API request.

## Data

- 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 results, once
- Expires: never

## Rate limit

- Batch: 100,000

## Speed

- Answer: by polling or webhook

## The call

- You send: Request Body (file). Optional: TaskName, ValidationMode, NotifyEmail, NotifyURL
- Method: POST
- Path: /api/bulk-verify

## About the plan

- Plan: Free Trial
- Who can get it: businesses and professionals with a business email, once each

## The 2 fields the plan's answer can hold

status, info

## Byteplant's plans (6)

- [Byteplant, free, Trial, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/free-trial-post-api-bulk-verify/llms.txt): $0.00 per 1,000, 17% complete
- [Byteplant, $674.50 pack, One-Time, 50,000 credits, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/674-50-pack-one-time-50000-credits-post-api-bulk-verify/llms.txt): $13.49 per 1,000, 17% complete
- [Byteplant, $5,495 pack, One-Time, 500,000 credits, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/5495-pack-one-time-500000-credits-post-api-bulk-verify/llms.txt): $10.99 per 1,000, 17% complete
- [Byteplant, $661 monthly, Monthly, 50,000 credits, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/661-monthly-monthly-50000-credits-post-api-bulk-verify/llms.txt): $13.22 per 1,000, 17% complete
- [Byteplant, $5,360 monthly, Monthly, 500,000 credits, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/5360-monthly-monthly-500000-credits-post-api-bulk-verify/llms.txt): $10.72 per 1,000, 17% complete
- [Byteplant, contact us, Individual offer, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/contact-us-individual-offer-post-api-bulk-verify/llms.txt): 17% complete

## Byteplant's calls (2)

- `POST /api/bulk-verify`: [Byteplant, free, Trial, POST /api/bulk-verify](https://datacircle.dev/validate-email-apis/byteplant/free-trial-post-api-bulk-verify/llms.txt)
- `GET /api/verify`: [Byteplant, free, Trial, GET /api/verify](https://datacircle.dev/validate-email-apis/byteplant/free-trial-get-api-verify/llms.txt)

## Similar plans of other providers

- [Databar, free](https://datacircle.dev/validate-email-apis/databar/free/llms.txt): $0.00 per 1,000, 67% complete, live
- [Clearout, free](https://datacircle.dev/validate-email-apis/clearout/free/llms.txt): $0.00 per 1,000, 50% complete, live
- [DeBounce, free, 100 free credits, GET /v1/](https://datacircle.dev/validate-email-apis/debounce/free-100-free-credits-get-v1/llms.txt): $0.00 per 1,000, 50% complete, live
- [Dropcontact, free](https://datacircle.dev/validate-email-apis/dropcontact/free/llms.txt): $0.00 per 1,000, 17% 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 2026-10-19.

- https://www.byteplant.com/data/Service_Description_Byteplant.pdf
- https://www.byteplant.com/data/Terms_Conditions_Byteplant.pdf
- https://www.byteplant.com/email-validator/
- https://www.byteplant.com/email-validator/api.html
- https://www.byteplant.com/email-validator/faq.html
- https://www.byteplant.com/email-validator/free-trial-registration.html
- https://www.byteplant.com/email-validator/pricing.html
- https://www.byteplant.com/email-validator/validation-results.html
- https://www.byteplant.com/js/pricing.js
- https://www.byteplant.com/phone-validator/
- https://www.byteplant.com/phone-validator/api.html
- https://www.byteplant.com/phone-validator/faq.html
- https://www.byteplant.com/phone-validator/pricing.html
- https://www.byteplant.com/terms.html