Categories › Software Development › Converters, validators, encoders & small utilities
Domain prices for every TLD at the top registrars: renewals, N-year totals, history, availability.
Remote server: your requests and data go to tldbench.com. Claude Code: claude mcp add --transport http tld-bench https://tldbench.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
compare_tld_prices — Use this when the user asks what an extension costs or where it is cheapest. Returns every registrar's register, renew, transfer and restorecheapest_registrar — Use this when the user wants the single best place to buy (or transfer) one or more extensions for N years. Ranks by the total cost of ownertotal_cost_of_ownership — Use this when the user compares the long-run cost of several names or extensions, at one registrar or the cheapest. Applies minimum terms ancheck_availability — Use this when the user asks whether specific domain names are free. Checks the registry (RDAP, WHOIS for some ccTLDs) after a DNS pre-check,search_name_across_tlds — Use this when the user has a name and wants to know which extensions are free and what each costs to own. Checks one label across up to 50 esuggest_names — Use this when the user needs name ideas. Pass `candidates` from your own brainstorm and we check and price them; with only `keywords` we addget_registrar — Use this when the user asks about a registrar: its country, group, size (gTLD domains under management), how many extensions it sells, and hprice_history — Use this when the user asks how an extension's prices have moved or whether a rise is coming. Returns each registrar's price periods (changelist_coupons — Use this when the user asks for promo codes, coupons, deals or first-year discounts. Returns coupon codes as each registrar's own API or proget_tld — Use this when the user asks what an extension is, who runs it, or whether it fits: type (generic or country code), registry, brand TLD or noNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.