{
  "data": {
    "tool": {
      "category": "scheduling",
      "endpoint": "https://www.tlders.com/api/mcp",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/tlders-domain-prices.json",
      "kind": "mcp",
      "listed": "indexed",
      "liveUrl": "https://www.anchorterminal.com/api/v1/live/tlders-domain-prices.json",
      "markdownUrl": "https://www.anchorterminal.com/tools/tlders-domain-prices.md",
      "mcpTools": {
        "check": {
          "checker": "anchor-check/1.0",
          "totalTokens": 1029,
          "counts": {
            "error": 0,
            "note": 1,
            "warn": 6
          },
          "findings": [
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "check_domain_availability",
              "message": "1 parameter without a description: domain",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "compare_tlds",
              "message": "1 parameter without a description: tlds",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "find_cheapest_tlds",
              "message": "2 parameters without a description: limit, sort",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "get_tld_price_history",
              "message": "1 parameter without a description: tld",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "get_tld_prices",
              "message": "1 parameter without a description: tld",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "list_promo_codes",
              "message": "1 parameter without a description: limit",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC24",
              "severity": "note",
              "message": "7 of 7 tools have no outputSchema",
              "fix": "Declare outputSchema for tools that return structured data, and return structuredContent that matches it."
            }
          ]
        },
        "checkedAt": "2026-10-04T22:24:08Z",
        "count": 7,
        "note": "answered without the initialize handshake",
        "schemaTokens": 1029,
        "status": "ok",
        "tools": [
          {
            "name": "find_cheapest_tlds",
            "title": "Find cheapest TLDs",
            "description": "List domain extensions (TLDs) with the cheapest registrar for first-year registration, renewal, transfer and 3-year total. Prices in USD/year.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                },
                "limit": {
                  "default": 20,
                  "maximum": 100,
                  "minimum": 1,
                  "type": "integer"
                },
                "q": {
                  "description": "Only TLDs containing this text, e.g. \"ai\"",
                  "type": "string"
                },
                "sort": {
                  "default": "popularity",
                  "enum": [
                    "popularity",
                    "price_asc",
                    "price_desc"
                  ],
                  "type": "string"
                },
                "type": {
                  "description": "gtld or cctld",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "Find cheapest TLDs"
            }
          },
          {
            "name": "get_tld_prices",
            "title": "Get TLD prices",
            "description": "Every registrar’s current register / renew / transfer price for one extension (e.g. \"com\", \"io\", \"co.in\"), cheapest first, plus average and median.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                },
                "tld": {
                  "type": "string"
                }
              },
              "required": [
                "tld"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "Get TLD prices"
            }
          },
          {
            "name": "compare_tlds",
            "title": "Compare TLDs",
            "description": "Compare registrar prices across up to 20 extensions side by side.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                },
                "tlds": {
                  "items": {
                    "type": "string"
                  },
                  "maxItems": 20,
                  "minItems": 1,
                  "type": "array"
                }
              },
              "required": [
                "tlds"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "Compare TLDs"
            }
          },
          {
            "name": "get_tld_price_history",
            "title": "Get TLD price history",
            "description": "Per-registrar registration and renewal price history for one extension.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                },
                "tld": {
                  "type": "string"
                }
              },
              "required": [
                "tld"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "Get TLD price history"
            }
          },
          {
            "name": "list_promo_codes",
            "title": "List promo codes",
            "description": "Currently active registrar promo/coupon codes, biggest discount first.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                },
                "limit": {
                  "default": 25,
                  "maximum": 100,
                  "minimum": 1,
                  "type": "integer"
                }
              },
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "List promo codes"
            }
          },
          {
            "name": "check_domain_availability",
            "title": "Check domain availability",
            "description": "Live availability check for a full domain name (RDAP, WHOIS fallback). available is null if the registry could not be reached.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                },
                "domain": {
                  "type": "string"
                }
              },
              "required": [
                "domain"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "Check domain availability"
            }
          },
          {
            "name": "list_registrars",
            "title": "List registrars",
            "description": "Every domain registrar TLDers tracks, with WHOIS-privacy info and number of tracked TLDs.",
            "inputSchema": {
              "properties": {
                "api_key": {
                  "description": "Your TLDers API key. Only needed if your client cannot send an Authorization header or use a ?key= URL.",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": true,
              "readOnlyHint": true,
              "title": "List registrars"
            }
          }
        ]
      },
      "name": "TLDers Domain Prices",
      "note": "Indexed from the official MCP registry: facts and our own checks, not reviewed, so no score, grade or rank.",
      "packages": [
        {
          "registryType": "npm",
          "identifier": "@tlders/mcp",
          "version": "1.0.0",
          "transport": "stdio"
        }
      ],
      "pageJsonUrl": "https://www.anchorterminal.com/tools/tlders-domain-prices.json",
      "popularity": {
        "githubStars": 0,
        "npmWeekly": 111
      },
      "registryName": "com.tlders/domain-prices",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://www.tlders.com/api/mcp"
        }
      ],
      "repository": "https://github.com/TLDers/tlders-mcp",
      "reviewed": false,
      "slug": "tlders-domain-prices",
      "source": "the official MCP registry",
      "sourceUrl": "https://registry.modelcontextprotocol.io/v0.1/servers?search=com.tlders/domain-prices",
      "summary": "Compare domain prices across 145+ registrars and 1,100+ TLDs, find promo codes, check availability.",
      "updatedAt": "2026-09-28T14:45:06Z",
      "url": "https://www.anchorterminal.com/tools/tlders-domain-prices",
      "vendor": "tlders.com",
      "vendorUrl": "https://www.tlders.com/developers",
      "version": "1.0.2",
      "websiteUrl": "https://www.tlders.com/developers",
      "where": "both",
      "why": [
        "vendor"
      ]
    }
  },
  "kind": "anchor.page",
  "links": {
    "api": "https://www.anchorterminal.com/api/v1/index.json",
    "html": "https://www.anchorterminal.com/tools/tlders-domain-prices",
    "json": "https://www.anchorterminal.com/tools/tlders-domain-prices.json",
    "llms": "https://www.anchorterminal.com/llms.txt",
    "markdown": "https://www.anchorterminal.com/tools/tlders-domain-prices.md",
    "slim": "https://www.anchorterminal.com/tools/tlders-domain-prices.min.md"
  },
  "markdown": "# TLDers Domain Prices\n\n\u003e Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/\n\n- Kind: MCP server, by tlders.com (https://www.tlders.com/developers)\n- Category: Calendars \u0026 scheduling (https://www.anchorterminal.com/categories/scheduling.md)\n- Listed because: It's published in the registry under tlders.com, a namespace the registry only gives to whoever proves they control that domain.\n- What the official MCP registry says: Compare domain prices across 145+ registrars and 1,100+ TLDs, find promo codes, check availability.\n\n## Facts\n\n- MCP registry: `com.tlders/domain-prices` 1.0.2\n- Endpoint: https://www.tlders.com/api/mcp (streamable HTTP)\n- Package: npm `@tlders/mcp` (stdio)\n- Source: https://github.com/TLDers/tlders-mcp\n- Website: https://www.tlders.com/developers\n- npm downloads a week: 111\n- GitHub stars: 0\n- Registry entry updated: 2026-09-28\n\n## Tools\n\n- Tools it lists (7, about 1,029 tokens of context, `tools/list` without credentials, checked 2026-10-04 22:24 UTC):\n  - `find_cheapest_tlds` (read-only): List domain extensions (TLDs) with the cheapest registrar for first-year registration, renewal, transfer and 3-year total. Prices in USD/year.\n  - `get_tld_prices` (read-only): Every registrar’s current register / renew / transfer price for one extension (e.g. \"com\", \"io\", \"co.in\"), cheapest first, plus average and median.\n  - `compare_tlds` (read-only): Compare registrar prices across up to 20 extensions side by side.\n  - `get_tld_price_history` (read-only): Per-registrar registration and renewal price history for one extension.\n  - `list_promo_codes` (read-only): Currently active registrar promo/coupon codes, biggest discount first.\n  - `check_domain_availability` (read-only): Live availability check for a full domain name (RDAP, WHOIS fallback). available is null if the registry could not be reached.\n  - `list_registrars` (read-only): Every domain registrar TLDers tracks, with WHOIS-privacy info and number of tracked TLDs.\n- How its tools read to an agent (0 errors, 6 warnings, 1 note, about 1,029 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):\n  - warn TC11 check_domain_availability: 1 parameter without a description: domain\n  - warn TC11 compare_tlds: 1 parameter without a description: tlds\n  - warn TC11 find_cheapest_tlds: 2 parameters without a description: limit, sort\n  - warn TC11 get_tld_price_history: 1 parameter without a description: tld\n  - warn TC11 get_tld_prices: 1 parameter without a description: tld\n  - warn TC11 list_promo_codes: 1 parameter without a description: limit\n  - note TC24 server: 7 of 7 tools have no outputSchema\n\n- JSON: https://www.anchorterminal.com/api/v1/tools/tlders-domain-prices.json\n- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming\n",
  "meta": {
    "attribution": "Anchor Terminal (https://www.anchorterminal.com)",
    "docs": "https://www.anchorterminal.com/docs/",
    "generatedAt": "2026-10-05",
    "license": "CC-BY-4.0",
    "method": "https://www.anchorterminal.com/benchmark/",
    "methodology": "0.3",
    "openapi": "https://www.anchorterminal.com/openapi.json",
    "preview": false,
    "run": "2026-10-01",
    "runLabel": "October 2026 research run"
  },
  "page": {
    "breadcrumbs": [
      {
        "name": "Home",
        "url": "https://www.anchorterminal.com/"
      },
      {
        "name": "Terminal",
        "url": "https://www.anchorterminal.com/tools/"
      },
      {
        "name": "Indexed",
        "url": "https://www.anchorterminal.com/indexed/"
      },
      {
        "name": "TLDers Domain Prices",
        "url": ""
      }
    ],
    "description": "TLDers Domain Prices, an MCP server by tlders.com, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Compare domain prices across 145+ registrars and 1,100+ TLDs, find promo codes, check availability.",
    "facts": [
      "not reviewed",
      "not ranked",
      "facts only"
    ],
    "h1": "TLDers Domain Prices",
    "image": "https://www.anchorterminal.com/assets/og/indexed.png",
    "path": "/tools/tlders-domain-prices",
    "published": "",
    "section": "indexed",
    "title": "TLDers Domain Prices, indexed from the official MCP registry",
    "toc": null,
    "updated": "2026-10-05",
    "url": "https://www.anchorterminal.com/tools/tlders-domain-prices"
  },
  "tokens": {
    "markdown": 950,
    "slim": 880
  },
  "version": 1
}