{"uid":"cap_oUph1eIJheyqQyCENOwVz","slug":"arch-tools-ip-lookup-b828cdbc","name":"Arch Tools IP Lookup","description":"Geo, ISP, VPN/proxy detection. Pay per call with USDC (x402) or credits - archtools.dev","url":"https://archtools.dev/v1/tools/ip-lookup","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"ip":{"type":"string","description":"IP address (uses caller's IP if omitted)"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QcrjpskkAvfXFhBGp_sqm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up geolocation and network metadata for a given IP address (or the caller's IP if none provided)","exampleAgentPrompt":"Can you look up the geolocation and network info for the IP address 203.0.113.42?","exampleUseCases":[{"title":"Geolocate suspicious login IP","prompt":"We just got a login attempt from IP 91.108.4.200 — can you look up where that IP is located and who owns it?"},{"title":"Enrich user signup with location","prompt":"A new user signed up from IP 185.220.101.5 — can you find out what country and city that IP is coming from so I can flag it if needed?"},{"title":"Check my own public IP location","prompt":"What does my current public IP address resolve to in terms of location and ISP?"}],"resultDescription":"A JSON object containing geolocation and network metadata for the queried IP address, including fields such as country, region, city, ISP, organization, and possibly ASN, timezone, and coordinates.","failureModes":["Invalid or malformed IP address returns an error","Private/reserved IP ranges (e.g. 192.168.x.x, 10.x.x.x) may return no geolocation data","Payment failure (insufficient USDC balance) results in a 402 response","Omitting the ip field causes the endpoint to use the caller's IP, which may be unexpected"],"whenToPreferThis":"Choose this endpoint when you need lightweight, pay-per-call IP geolocation without a subscription, especially in agent workflows that already use x402/USDC micropayments. Ideal when you want to enrich a single IP with location and network metadata on demand. It also supports auto-detection of the caller's IP, making it convenient for self-lookup scenarios.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:42:54.172Z","isFirstParty":false}