{"uid":"cap_FozlX7Y5wwUGTF9AumroQ","slug":"domainhelp-domain-availability-07fc895d","name":"DomainHelp Domain Availability","description":"Tri-state domain registration availability intelligence","url":"https://app.domainhelp.com/api/v1/domain-availability?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9Q0k8pIRQXL9q1mU1v3Xm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a domain name is available for registration, returning a tri-state result (available, taken, or unknown)","exampleAgentPrompt":"Can you check if 'morningbloomcoffee.com' is available to register?","exampleUseCases":[{"title":"New business domain check","prompt":"I'm starting a bakery called Sunshine Loaf — is 'sunshineloaf.com' available to register?"},{"title":"Startup name validation","prompt":"Before we commit to the name 'Orbitly', can you check if orbitly.com and orbitly.io are available?"},{"title":"Domain squatting check before launch","prompt":"We're about to announce our product 'Stackwave' — quickly check if stackwave.com is already taken or if we can still grab it."}],"resultDescription":"A tri-state availability result for the queried domain indicating whether it is available for registration, already taken/registered, or the status is unknown/indeterminate. Useful for routing next steps such as proceeding to purchase or exploring alternative names.","failureModes":["Domain TLD not supported — returns unknown state","Network timeout from upstream registry lookup","Invalid domain format in request — returns error","Registry temporarily unavailable — indeterminate result returned","Rate limit exceeded for high-volume queries"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost tri-state domain availability signal (available / taken / unknown) before committing to registration or exploring alternatives. Prefer it over WHOIS-heavy lookups when you only need availability status, not full registrant data. The sibling RDAP/WHOIS endpoint on the same platform is better when you also need DNS records, registrant identity, or DomainSure reputation scoring.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:30:36.008Z","isFirstParty":false,"canonicalSlug":"domainhelp-domain-availability-07fc895d"}