# TLDers Domain Prices

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

- name: com.tlders/domain-prices
- version: 1.0.2
- connection class: R1 (autonomous)
- trust: 100/100
- quality: 86/100 (good)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/com.tlders%2Fdomain-prices
- tools: https://api.protogrid.dev/v1/servers/com.tlders%2Fdomain-prices/tools

**An agent can connect on its own if it already holds `DOMAIN_PRICES_TOKEN`.** Remote endpoint behind a static API key or header. The registry never sees the value; the agent fills the placeholder.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "domain-prices": {
      "type": "http",
      "url": "https://www.tlders.com/api/mcp",
      "headers": {
        "Authorization": "Bearer ${DOMAIN_PRICES_TOKEN}"
      }
    }
  }
}
```

Placeholders to fill: `${DOMAIN_PRICES_TOKEN}`.

## Trust

- hygiene: 100
- liveness: 100
- freshness: 100
- provenance: 100
- drivers: +repository +namespace-matches-repo +dns-namespace +website +reachable +uptime-99% +updated-22d-ago
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 86/100 (good)

### protocol: 75 (weight 25)

- warn `protocol.modern`: newest supported version is 2025-06-18; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
- n/a `protocol.stateless`: only applies to 2026-07-28 servers
- pass `protocol.transport`: streamable HTTP
- n/a `protocol.list_ttl`: only applies to 2026-07-28 servers

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 100 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 7 of 7 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 876 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: 75 (weight 15)

- warn `stability.changes`: 14 tool changes in 30 days
- pass `stability.rug_pull`: no tool changed its meaning under the same name

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: deps.dev does not know @tlders/mcp@1.0.0

- tools: 7, about 876 tokens to load them all
- tool set hash: 0dc8ac8e19c7a1f3706f06313bcfd7a4
- tools last changed: 2026-10-02T17:22:44.290Z
- badge: [![protogrid quality](https://protogrid.dev/badge/com.tlders/domain-prices.svg)](https://protogrid.dev/servers/com.tlders/domain-prices)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

- 2026-10-02 `list_registrars` changed (title, annotations)
- 2026-10-02 `check_domain_availability` changed (title, annotations)
- 2026-10-02 `list_promo_codes` changed (title, annotations)
- 2026-10-02 `get_tld_price_history` changed (title, annotations)
- 2026-10-02 `compare_tlds` changed (title, annotations)
- 2026-10-02 `get_tld_prices` changed (title, annotations)
- 2026-10-02 `find_cheapest_tlds` changed (title, annotations)
- 2026-09-28 `list_registrars` changed (inputSchema)
- 2026-09-28 `check_domain_availability` changed (inputSchema)
- 2026-09-28 `list_promo_codes` changed (inputSchema)

Full history: https://api.protogrid.dev/v1/servers/com.tlders%2Fdomain-prices/changes

## Dependencies

- npm @tlders/mcp@1.0.0: unknown

Dependency graphs from deps.dev; advisories from OSV.dev, including the GitHub Advisory Database and the PyPI Advisory Database; all CC BY 4.0.

## Remotes

- https://www.tlders.com/api/mcp (streamable-http, auth api_key ${DOMAIN_PRICES_TOKEN}, reachable true, uptime30d 0.9893617)

## Packages

- npm @tlders/mcp@1.0.0 secrets: TLDERS_API_KEY

## Tools (7)

- `check_domain_availability`: Live availability check for a full domain name (RDAP, WHOIS fallback). available is null if the registry could not be reached.
- `compare_tlds`: Compare registrar prices across up to 20 extensions side by side.
- `find_cheapest_tlds`: List domain extensions (TLDs) with the cheapest registrar for first-year registration, renewal, transfer and 3-year total. Prices in USD/year.
- `get_tld_price_history`: Per-registrar registration and renewal price history for one extension.
- `get_tld_prices`: Every registrar’s current register / renew / transfer price for one extension (e.g. "com", "io", "co.in"), cheapest first, plus average and median.
- `list_promo_codes`: Currently active registrar promo/coupon codes, biggest discount first.
- `list_registrars`: Every domain registrar TLDers tracks, with WHOIS-privacy info and number of tracked TLDs.