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TLDers Domain Prices

by tlders.com · remote · local (npm) · no sign-in to list tools · v1.0.2 · published by com.tlders

Compare domain prices across 145+ registrars and 1,100+ TLDs, find promo codes, check availability.

Changes · 1
CompareRegistry entry

7 tools: 1 change things and 6 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http domain-prices https://www.tlders.com/api/mcp --header 'Authorization: <your-authorization>'

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

7 tools

Changes things 1Claude Code: ask
  • check_domain_availabilityLive availability check for a full domain name (RDAP, WHOIS fallback).No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Live availability check for a full domain name (RDAP, WHOIS fallback). available is null if the registry could not be reached.

    Annotations the server declares

    • title: Check domain availability
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
Only reads 6Claude Code: allow
  • compare_tldsCompare registrar prices across up to 20 extensions side by side.No findings

    Why it is in this group

    • The name "compare_tlds" says "compare": a word for reading.
    Description, as the server wrote it
    Compare registrar prices across up to 20 extensions side by side.

    Annotations the server declares

    • title: Compare TLDs
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • find_cheapest_tldsList domain extensions (TLDs) with the cheapest registrar for first-year registration, renewal, transfer and 3-year total.No findings

    Why it is in this group

    • The name "find_cheapest_tlds" says "find": a word for reading.
    Description, as the server wrote it
    List domain extensions (TLDs) with the cheapest registrar for first-year registration, renewal, transfer and 3-year total. Prices in USD/year.

    Annotations the server declares

    • title: Find cheapest TLDs
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • get_tld_price_historyPer-registrar registration and renewal price history for one extension.No findings

    Why it is in this group

    • The name "get_tld_price_history" says "get": a word for reading.
    Description, as the server wrote it
    Per-registrar registration and renewal price history for one extension.

    Annotations the server declares

    • title: Get TLD price history
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • get_tld_pricesEvery registrar’s current register / renew / transfer price for one extension (e.g.No findings

    Why it is in this group

    • The name "get_tld_prices" says "get": a word for reading.
    Description, as the server wrote it
    Every registrar’s current register / renew / transfer price for one extension (e.g. "com", "io", "co.in"), cheapest first, plus average and median.

    Annotations the server declares

    • title: Get TLD prices
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • list_promo_codesCurrently active registrar promo/coupon codes, biggest discount first.No findings

    Why it is in this group

    • The name "list_promo_codes" says "list": a word for reading.
    Description, as the server wrote it
    Currently active registrar promo/coupon codes, biggest discount first.

    Annotations the server declares

    • title: List promo codes
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • list_registrarsEvery domain registrar TLDers tracks, with WHOIS-privacy info and number of tracked TLDs.No findings

    Why it is in this group

    • The name "list_registrars" says "list": a word for reading.
    Description, as the server wrote it
    Every domain registrar TLDers tracks, with WHOIS-privacy info and number of tracked TLDs.

    Annotations the server declares

    • title: List registrars
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.2. Values in angle brackets are yours to fill in.

claude mcp add --transport http domain-prices https://www.tlders.com/api/mcp --header 'Authorization: <your-authorization>'

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__domain-prices__find_cheapest_tlds",
      "mcp__domain-prices__get_tld_prices",
      "mcp__domain-prices__compare_tlds",
      "mcp__domain-prices__get_tld_price_history",
      "mcp__domain-prices__list_promo_codes",
      "mcp__domain-prices__list_registrars"
    ],
    "ask": [
      "mcp__domain-prices__check_domain_availability"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as domain-prices. Review it before you use it.