Datacircle

Foundry pricing: domain WHOIS API

Foundry's siteThis page as plain textDomain WHOIS API in 2026: the best of 20+ providers comparedFoundry: domain WHOIS API alternatives

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67% complete: 6 of the 9 fields on our checklistSee the 9 fields
$1.00per 1,000 domainsWe haven't run Foundry through our domain WHOIS API benchmark yet.We rank 495 plans for domain WHOIS APIs by price. Half the plans cost $1.575 or less per 1,000 domains. This plan costs less per 1,000 domains than 81% of the 495 plans.Searchwire's $10 pack is the cheapest paid plan per 1,000 domains. Searchwire's domain WHOIS API costs nothing beyond the plan price. C99.nl's $25 yearly plan costs the least for 10,000 domains a month: $2.08.WhoisJSON, Enterno and IPAddress.to are the best domain WHOIS API providers in the Datacircle benchmark.
Type a number to see the cheapest Foundry plan for that many domains. The table below then sorts the other plans by what each costs.
Plan: x402 pay per call Foundry's only plan
Call: POST /v1/whois Foundry's only call for this API
API: Domain WHOIS API one of Foundry's 7 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 6 of the 9 fields on our checklist. Registrar, Created on, Updated on, Expires on, Name servers, Statuses.
  • Nothing to buy first. You pay per call.
  • One call. You send input to POST /v1/whois. The call returns the domain's WHOIS record.
  • Who can get it: with conditions. Keep data: no API terms. Use data: no API terms.

Foundry: domain WHOIS API alternatives

Foundry alternatives: other domain WHOIS API providers by price

We list other providers' plans closest to this plan in price per 1,000 domains.

This planFoundry, pay as you goWhoisFreaks, $1,000 monthly, Monthly Subscription, 1,000,000 API Credits, POST /v2.0/bulkwhois/liveOtto AI, pay as you go, x402 pay per call, GET /whois-lookupSnoopScan, $120 yearlyScriptMasterLabs, pay as you go
$ per 1,000 domains$1.00$1.00$1.00$1.00$1.00
Completeness67%100%44%44%0%
Billingpay as you gomonthlypay as you goyearlypay as you go
Payper call$1,000per call$120per call
Enough foras many as you pay for1,000,000 results a monthas many as you pay for10,000 calls a monthas many as you pay for
Freshnessunknownliveunknownunknownunknown
Who can get itanyone with a wallet paying each call in USDC on Base (x402), with no account or API keyanyone over the age of 13 with a real company or personal email, not for gambling, adult content, dating, the alcohol industry, defense or military organizationsanyone with a wallet paying USDC on Base or Solana (x402), no account or API keyanyoneanyone, with no account or API key, paying each call in USDC on Base (x402)

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

  1. api.cdp.coinbase.com/platform/v2/x402/discovery/resources
  2. minty-sprout.onrender.com
  3. minty-sprout.onrender.com/.well-known/x402
  4. minty-sprout.onrender.com/llms.txt
  5. minty-sprout.onrender.com/openapi.json

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Registrant, not in the answer
  • Registrar
  • Created on
  • Updated on
  • Expires on
  • Name servers
  • Statuses
  • DNSSEC, not in the answer
  • Abuse contact, not in the answer
Price
$ per 1,000 domains$1.00
Percall
Billingpay as you go
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchDomain WHOIS via RDAP: registrar, creation and expiry dates, status and nameservers. Input: a domain.
Data
Keep datano API terms
Use datano API terms
Plan
Payper call
Rate limit
Per second0.5
Batch1
Speed
Answerin the call
The call
You sendinput
MethodPOST
Path/v1/whois
About the plan
Planx402 pay per call
Who can get itanyone with a wallet paying each call in USDC on Base (x402), with no account or API key
The 8 fields the plan's answer can hold

domain, registrar name, created date, updated date, expiry date, status, name servers, source

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