# WA Validator, $9.99 pack, Starter, POST /api/v1/validate/: WhatsApp number check API

> Ensure your messages reach their destination. Clean your contact lists, reduce bounce rates, and optimize your marketing campaigns with our real-time WhatsApp validation API.

WA Validator's Starter plan for the WhatsApp number check API costs $1.427 per 1,000 phones. We check each provider's docs for 6 fields. WA Validator's docs list 1: On WhatsApp.
We haven't run a WhatsApp number check API benchmark yet.
We rank 99 plans for WhatsApp number check APIs by price. Half the plans cost $3.20 or less per 1,000 phones. This plan costs less per 1,000 phones than 60% of the 99 plans.
[ZelNum's $500 pack](https://datacircle.dev/check-whatsapp-apis/zelnum/500-pack-pay-as-you-go-500-top-up-post-detect/llms.txt) costs the least per 1,000 phones: $0.043. [Wawp's €39 yearly plan](https://datacircle.dev/check-whatsapp-apis/wawp/39-yearly/llms.txt) costs the least for 10,000 phones a month: about $3.66.

- This page: https://datacircle.dev/check-whatsapp-apis/wa-validator/9-99-pack-starter-post-api-v1-validate
- Get it: https://wavalidator.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Request: `POST https://wavalidator.com/api/v1/validate/`
- API key: with the plan, on https://wavalidator.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Its API docs: https://wavalidator.com/api-docs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Sold by: WA Validator (https://wavalidator.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 17%
- On WhatsApp: ✓

## Price

- $ per 1,000 phones: $1.427
- Per: call
- Billing: pay first

## Charges

- Also pays for: from the same budget: Bulk Check

## Overage

- Units cap: hard

## Not found

- $ per 1,000 calls that find nothing: $1.427

## In their words

- Their pitch: Ensure your messages reach their destination. Clean your contact lists, reduce bounce rates, and optimize your marketing campaigns with our real-time WhatsApp validation API.

## Data

- Freshness: live
- Countries: Worldwide
- What it checks: messaging apps
- Keep data: no limit
- Use data: You agree NOT to use our service to: Send spam or unsolicited messages, Violate any applicable laws or regulations, Harass, abuse, or harm others, Attempt to bypass rate limits or security measures, Reverse engineer or attempt to extract source code

## Plan

- Pay: $9.99
- You get: 7,000 credits
- Enough for: 7,000 calls
- Expires: never

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: phone_number
- Method: POST
- Path: /api/v1/validate/

## About the plan

- Plan: Starter
- Who can get it: anyone

## The 3 fields the plan's answer can hold

phone, WhatsApp status, credits remaining

## WA Validator's plans (5)

- [WA Validator, $9.99 pack, Starter, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/9-99-pack-starter-post-api-v1-validate/llms.txt): $1.427 per 1,000, 17% complete, live
- [WA Validator, $29.99 pack, Basic, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/29-99-pack-basic-post-api-v1-validate/llms.txt): $0.9997 per 1,000, 17% complete, live
- [WA Validator, $49.99 pack, Plus, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/49-99-pack-plus-post-api-v1-validate/llms.txt): $0.714 per 1,000, 17% complete, live
- [WA Validator, $149.99 pack, Professional, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/149-99-pack-professional-post-api-v1-validate/llms.txt): $0.60 per 1,000, 17% complete, live
- [WA Validator, $449.99 pack, Enterprise, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/449-99-pack-enterprise-post-api-v1-validate/llms.txt): $0.45 per 1,000, 17% complete, live

## WA Validator's calls (2)

- `POST /api/v1/bulk-check/`: [WA Validator, $9.99 pack, Starter, POST /api/v1/bulk-check/](https://datacircle.dev/check-whatsapp-apis/wa-validator/9-99-pack-starter-post-api-v1-bulk-check/llms.txt)
- `POST /api/v1/validate/`: [WA Validator, $9.99 pack, Starter, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/9-99-pack-starter-post-api-v1-validate/llms.txt)

## WA Validator's APIs (1)

- [WA Validator WhatsApp number check API pricing, 5 plans, POST /api/v1/validate/](https://datacircle.dev/check-whatsapp-apis/wa-validator/9-99-pack-starter-post-api-v1-validate/llms.txt)

## WA Validator: WhatsApp number check API alternatives

[WA Validator alternatives: other WhatsApp number check API providers by price](https://datacircle.dev/wa-validator-alternatives.txt)

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

- [NumDetect, $19.90 pack, Basic, POST /api/v1/bulk-jobs, Bulk check, WhatsApp Business](https://datacircle.dev/check-whatsapp-apis/numdetect/19-90-pack-basic-post-api-v1-bulk-jobs-bulk-check-whatsapp-business/llms.txt): $0.30 per 1,000, 33% complete, live
- [2Chat, $120 monthly, Pro Plan, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check Number, full](https://datacircle.dev/check-whatsapp-apis/2chat/120-monthly-pro-plan-get-open-whatsapp-check-number-your-number-number-to-check-check-number-full/llms.txt): $1.20 per 1,000, 83% complete, live
- [NumRadar, €29 monthly, Growth, POST /validate](https://datacircle.dev/check-whatsapp-apis/numradar/29-monthly-growth-post-validate/llms.txt): $1.305 per 1,000, 67% complete, live
- [WaliChat, $999 yearly](https://datacircle.dev/check-whatsapp-apis/walichat/999-yearly/llms.txt): $1.665 per 1,000, 67% 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 2026-11-10.

- https://wavalidator.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://wavalidator.com/api-docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://wavalidator.com/mcp-docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://wavalidator.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://wavalidator.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing