# x402 Vending Machine, pay as you go: Domain WHOIS API

> Domain registration status, registrar, dates, and nameservers via RDAP (lite fields only)

x402 Vending Machine's x402 pay per call plan for the domain WHOIS API costs $8.00 per 1,000 domains. We check each provider's docs for 9 fields. x402 Vending Machine's docs list 2: Registrar, Name servers.
We haven't run x402 Vending Machine through [our domain WHOIS API benchmark](https://datacircle.dev/best-domain-whois-api.txt) 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 16% of the 495 plans.
[Searchwire's $10 pack](https://datacircle.dev/domain-whois-apis/searchwire/10-pack/llms.txt) 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](https://datacircle.dev/domain-whois-apis/c99-nl/25-yearly/llms.txt) costs the least for 10,000 domains a month: $2.08.
[WhoisJSON](https://datacircle.dev/domain-whois-apis/whoisjson/120-monthly/llms.txt), [Enterno](https://datacircle.dev/domain-whois-apis/enterno/free-open-api/llms.txt) and [IPAddress.to](https://datacircle.dev/domain-whois-apis/ipaddress-to/free/llms.txt) are the best domain WHOIS API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-whois-apis/x402-vending-machine/pay-as-you-go
- [Domain WHOIS API in 2026: the best of 20+ providers compared](https://datacircle.dev/best-domain-whois-api.txt)
- Get it: https://vendsdk.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Request: `GET https://vendsdk.com/api/v/whois-lite`
- API key: not needed
- Its API docs: https://vendsdk.com/api/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing#/paths/~1api~1v~1whois-lite
- Sold by: x402 Vending Machine (https://vendsdk.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 22%
- Registrar: ✓
- Name servers: ✓

## Price

- $ per 1,000 domains: $8.00
- Per: call
- Billing: pay as you go

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Domain registration status, registrar, dates, and nameservers via RDAP (lite fields only)

## Data

- Freshness: live
- Keep data: no limit
- Use data: You may use the Service for lawful commercial, research, and development purposes consistent with these Terms. You must not: Use the Service for any unlawful purpose or in violation of applicable laws or regulations, Circumvent, attempt to circumvent, or reverse-engineer the payment or access-control mechanisms, Deliberately send malformed, high-volume, or abusive requests designed to degrade service for others, Use the Service to process, transmit, or retrieve content that is illegal, defamatory, or infringes third-party rights, Use the Service in connection with any activity that violates applicable sanctions laws or export control regulations - you represent that you are not located in, or acting on behalf of entities in, jurisdictions subject to relevant trade sanctions, Resell, repackage, or white-label the Service without the operator's prior written consent [...]

## Plan

- Pay: per call

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: domain
- Method: GET
- Path: /api/v/whois-lite

## About the plan

- Plan: x402 pay per call
- Who can get it: anyone with the legal capacity to enter a binding contract (above the age of majority where they live) and not located in, or acting for entities in, a sanctioned jurisdiction, paying each call in USDC on Base (eip155:8453) from a wallet, no account or API key

## The 5 fields the plan's answer can hold

domain, registration status, registrar, dates, nameservers

## x402 Vending Machine's plans (1)

- [x402 Vending Machine, pay as you go](https://datacircle.dev/domain-whois-apis/x402-vending-machine/pay-as-you-go/llms.txt): $8.00 per 1,000, 22% complete, live

## x402 Vending Machine's calls for this API (1)

- `GET /api/v/whois-lite`: [x402 Vending Machine, pay as you go](https://datacircle.dev/domain-whois-apis/x402-vending-machine/pay-as-you-go/llms.txt)

## x402 Vending Machine's APIs (4)

- [x402 Vending Machine: domain WHOIS API pricing, 1 plan](https://datacircle.dev/domain-whois-apis/x402-vending-machine/pay-as-you-go/llms.txt)
- [x402 Vending Machine: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/x402-vending-machine/pay-as-you-go/llms.txt)
- [x402 Vending Machine: IP company lookup API pricing, 1 plan](https://datacircle.dev/ip-company-lookup-apis/x402-vending-machine/pay-as-you-go/llms.txt)
- [x402 Vending Machine: web scraping API pricing, 1 plan, GET /api/v/fetch-text](https://datacircle.dev/web-scraping-apis/x402-vending-machine/pay-as-you-go-x402-pay-per-call-get-api-v-fetch-text/llms.txt)
- [x402 Vending Machine: web scraping API pricing, 1 plan, GET /api/v/http-get](https://datacircle.dev/web-scraping-apis/x402-vending-machine/pay-as-you-go-x402-pay-per-call-get-api-v-http-get/llms.txt)

## x402 Vending Machine: domain WHOIS API alternatives

- [ViewDNS.info, $1,999 pack](https://datacircle.dev/domain-whois-apis/viewdns-info/1999-pack/llms.txt): $7.996 per 1,000, 89% complete, live
- [Agent Data Tools, $100 pack](https://datacircle.dev/domain-whois-apis/agent-data-tools/100-pack/llms.txt): $8.00 per 1,000, 56% complete, live
- [Whoxy, $470 pack](https://datacircle.dev/domain-whois-apis/whoxy/470-pack/llms.txt): $9.40 per 1,000, 78% complete, live
- [Osint, $99.99 pack](https://datacircle.dev/domain-whois-apis/osint/99-99-pack/llms.txt): $9.999 per 1,000, 89% 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 2026-11-09.

- https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://vendsdk.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://vendsdk.com/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://vendsdk.com/api/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://vendsdk.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://vendsdk.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing