Rate Ranger MCP server

Which servers in the official MCP registry are Rate Ranger's own, whether they answer, and what they offer. A program checked each of these, nobody copied them from a product page.

read 2026-10-17

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Whose server it is

Registry nameio.rateranger/hotel-price-monitorverified in the MCP registry

The registry name sits under rateranger.io. The registry only lets a publisher use that namespace after proving control of the domain through DNS or HTTP.

When we asked itchecked 2026-10-17

Stateanswerschecked 2026-10-17
Tools2
Server calls itselfrate-ranger
Server version1.0.0
Protocol version2025-06-18

On 2026-10-17 the server answered initialize and tools/list without a sign-in. First answer in 248 ms.

Tools it offers2 tools · read 2026-10-17

submit_hotel_booking
Enrol a hotel booking the traveller has ALREADY made into free price monitoring. Rate Ranger watches what the hotel charges for the same dates and emails them if it drops far enough to be worth rebooking. IMPORTANT: this monitors nothing…
check_hotel_booking
Check one booking you submitted, using the read token returned at submission. Use it to find out whether the traveller has confirmed yet: `confirmed` is false until they click the emailed link, and while it is false nothing is being…

How to connect

Add the server to your MCP client config. Claude Desktop, Cursor and most other clients read this shape:

{
  "mcpServers": {
    "hotel-price-monitor": {
      "type": "http",
      "url": "https://www.rateranger.io/api/mcp"
    }
  }
}

OpenAPI spec

2 paths, read 2026-10-17. Open the spec ↗

Each line is something a program found when it went looking: the registry entry, the server's own answer, a spec that parses. A missing line means we did not find it, not that it does not exist.