NumDetect Phone validation API pricing: POST /
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11% complete: 1 of the 9 fields on our checklistSee the 9 fields
$0.30per 1,000 phonesWe haven't run NumDetect through our phone validation API benchmark yet.We rank 1,494 plans for phone validation APIs by price. Half the plans cost $3.20 or less per 1,000 phones. This plan costs less per 1,000 phones than 85% of the 1,494 plans.Linq's $260 monthly plan is the cheapest paid plan per 1,000 phones. Linq's phone validation API costs nothing beyond the plan price. Keyronne's pay-as-you-go plan costs the least for 10,000 phones a month: $0.20.Trestle, Signal House and Data247 are the best phone validation API providers in the Datacircle benchmark.
Plan: Basic one of NumDetect's 4 plans
- $19.90 pack, BasicBasic$0.30 per 1,000
- $69.90 pack, PlusPlus$0.284 per 1,000
- $199.90 pack, ProfessionalProfessional$0.273 per 1,000
- $499.90 pack, ScaleScale$0.25 per 1,000
Call:
POST /, Bulk check, WhatsApp Business one of NumDetect's 10 callsPOST /, Bulk check, Telegram$19.90 pack, Basic$0.30 per 1,000api/ v1/ bulk-jobs POST /, Bulk check, Viber$19.90 pack, Basic$0.15 per 1,000api/ v1/ bulk-jobs POST /, Bulk check, WhatsApp$19.90 pack, Basic$0.25 per 1,000api/ v1/ bulk-jobs POST /, Bulk check, WhatsApp Business$19.90 pack, Basic$0.30 per 1,000api/ v1/ bulk-jobs POST /, Bulk check, Zalo$19.90 pack, Basic$0.50 per 1,000api/ v1/ bulk-jobs POST /, Single check, Telegram$19.90 pack, Basic$1.00 per 1,000api/ v1/ checks POST /, Single check, Viber$19.90 pack, Basic$0.50 per 1,000api/ v1/ checks POST /, Single check, WhatsApp$19.90 pack, Basic$4.00 per 1,000api/ v1/ checks POST /, Single check, WhatsApp Business$19.90 pack, Basic$4.00 per 1,000api/ v1/ checks POST /, Single check, Zalo$19.90 pack, Basic$1.00 per 1,000api/ v1/ checks
API: Phone validation API NumDetect's only API
About this item
- Live. NumDetect checks the phone number you send when you call the API.
- 1 of the 9 fields on our checklist. Place.
- A single purchase. You pay $19.90 for $19.90 of credit, enough for about 66,333 results. Calls stop once your credit runs out.
- One call. You send
fileand theIdempotency-Keyheader toPOST /. You setapi/ v1/ bulk-jobs productsto "whatsapp_business" andinput_to "phone". You can also sendkind country,column,headerandmax_. The call returns a job. You fetch the answer once the job is done. Or the provider sends the answer to your webhook.cost - Who can get it: anyone who signs up, no approval step. Keep data: no limit. Use data: with conditions.
NumDetect: phone validation API alternatives
NumDetect alternatives: other phone validation API providers by price
We list other providers' plans closest to this plan in price per 1,000 phones. Each plan in the table gives live data.
| This planNumDetect, $19.90 pack, Basic, POST /api/v1/bulk-jobs, Bulk check, WhatsApp Business | 2Chat, $100 pack, Extra requests package, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check Number | WasenderAPI, $6 monthly | ZelNum, $2,000 pack, Pay as you go, $2,000 top-up, POST /detect, HLR Lookup | TanshuAPI, CNY 2,900 pack | |
|---|---|---|---|---|---|
| $ per 1,000 phones | $0.30 | $0.20 | $0.20 | $0.32 | $0.434 |
| Completeness | 11% | 33% | 0% | 33% | 44% |
| Billing | pay first | pay first | monthly | pay first | pay first |
| Pay | $19.90 | $100 | $6 | $2,000 | CNY 2,900 |
| Enough for | about 66,333 results | 500,000 calls | 30,000 calls a month | 6,250,000 results | 1,000,000 calls |
| Freshness | live | live | live | live | live |
| Who can get it | anyone who signs up, no approval step | customers who have used up their plan's quota | anyone 18 years or older with a WhatsApp number to link to a session by QR code | anyone | anyone who registers a TanshuAPI account, as an individual user (个人用户) or an enterprise user (企业用户), each real-name verified (实名认证) |
Sources
From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-12.
Product details
The key fields this plan's answer can hold, then each filled column in its row on the sheet.
- Number, not in the answer
- Formats, not in the answer
- Validity, not in the answer
- Type, not in the answer
- Carrier, not in the answer
- Porting and roaming, not in the answer
- Place
- Risk, not in the answer
- Owner, not in the answer
| $ per 1,000 phones | $0.30 |
|---|---|
| Per | result |
| Billing | pay first |
| Aggregators | none |
|---|
| Also pays for | from the same budget: Single check |
|---|
| Units cap | hard |
|---|
| $ per 1,000 calls that find nothing | $0.30 |
|---|
| Their pitch | See which apps a phone number uses before you reach out. |
|---|
| Freshness | live |
|---|---|
| What it checks | messaging apps |
| Keep data | no limit |
| Use data | Do not share access in a way that bypasses service limits. [...] Use only data you are entitled to process. Do not use the service for spam, harassment, unlawful surveillance, unauthorized access or attempts to bypass safeguards. Registration and Business signals do not prove identity, ownership, consent, recent activity or guaranteed message delivery. Do not treat unknown as a negative answer or use a signal as the sole basis for a decision with significant effects on a person. |
| Pay | $19.90 |
|---|---|
| You get | $19.90 |
| Enough for | about 66,333 results |
| Batch | 1,000,000 |
|---|
| Answer | by polling or webhook |
|---|
| You send | file, products "whatsapp_business", input_kind "phone", Idempotency-Key header. Optional: country, column, header, max_cost |
|---|---|
| Method | POST |
| Path | /api/v1/bulk-jobs |
| Plan | Basic |
|---|---|
| Who can get it | anyone who signs up, no approval step |
The 4 fields the plan's answer can hold
input, input status, country, registered