StableDomains Register Domain x402 REST usage
Buy domain: domain registration paid in USDC via x402. Registers a domain name. POST {domain, years}; the 402 quotes the exact live price for that name. Premium or taken names are refused before payment.
23 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Buy domain: domain registration paid in USDC via x402. Registers a domain name. POST {domain, years}; the 402 quotes the exact live price for that name. Premium or taken names are refused before payment.
IBAN validator: validate an IBAN's length for its country, permitted character classes per field, and the ISO 7064 mod-97-10 check digits. Returns the verdict with a specific failure reason, the electronic and print form...
Punycode converter: convert internationalised domain names between Unicode and ASCII punycode in either direction, label by label, and validate each label against IDNA2008: length, leading and trailing hyphens, the hyphe...
Bulk domain availability for up to 100 names in one call, with USDC registration prices and buy links.
URL parser: parse and canonicalise a URL, and extract its registrable domain using the Public Suffix List — the part an agent needs to decide whether two URLs belong to the same owner. Returns scheme, host, port, path, d...
Resolve an ENS name to an address, or reverse-resolve an address to its primary ENS name
Domain valuation estimate (USD range) from length, TLD, dictionary words, brandability, archive age and backlinks, plus live availability and register price.
Resolve an ENS name to an address, or reverse-resolve an address to its primary ENS name
Expiring, pending-delete and just-dropped domains with backlink authority (Majestic referring subnets), Wayback archive history and brandability score. Registrable with USDC at stabledomains.net.
Domain Drop Radar full dataset: every expiring, pending-delete and just-dropped domain matching your filters (up to 1000 per call) with quality score, archive history, backlink and parking/spam signals. Registrable with...
AI-agent domain name generator: turns a product idea into up to 50 brandable, registrar-verified AVAILABLE domains with USD price and a one-call checkout (pay in USDC/USDT).
University directory search by name, country or domain - ~9,900 institutions with websites and domains
Check DNS propagation of a record across 8 public resolvers worldwide (Google, Cloudflare, Quad9, OpenDNS, AdGuard...): each answer and TTL and whether they all agree. Use after changing DNS.
Live DNS lookup for a domain: returns name, type and records[]. Supported record types: A, AAAA (addresses as strings), MX ({exchange, priority} objects), TXT (each record an array of its strings), NS and CNAME (hostname...
Tri-state domain registration availability intelligence
Drop alert for one domain: we POST to your webhook (or email you) when it becomes registrable. No account needed.
Datakoot Domain Intel: Discover a domain's public subdomains (app., api., staging., and so on) from Certificate Transparency logs, querying crt.sh and Cert Spotter in parallel and returning whichever answers first. $0.01...
Poll the status of a domain registration you started (owner-only).
Check up to 20 domain names at once, or one name across several TLDs (com, ai, io...), for registration via RDAP and DNS: available or taken, registrar and expiry. Use for brainstorming product names and finding free dom...
OpenAI-compatible chat completion with Qwen3 30B (fast mixture-of-experts model): set the base URL to /v1/llm/qwen3-30b in any OpenAI SDK. Up to 32,000 characters in and 2,048 tokens out per call, a fixed price per call,...
Extract domains from a web page: fetches the URL and returns every domains found in the page text and markup (deduplicated, with counts and up to 300 items), so an agent gets the values without parsing HTML. $0.01 per pa...
Change watch for extract domains from page: runs the check, compares it with the result from your previous call for the same url (kept 90 days) and returns the current answer, changed true/false, the fields that changed...
Bulk extract domains from page: up to 20 urls in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for...