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Callstay Hotels

by callstay.com · remote · no sign-in to list tools · v0.1.0 · published by com.callstay

Live hotel rates worldwide: search stays, property detail, all-in room prices, human phone desk.

Changes · 2
CompareRegistry entry

4 tools: 2 change things and 2 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 hotels https://callstay.com/api/mcp

Tools

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

4 tools

Changes things 2Claude Code: ask
  • capabilitiesWhat Callstay is, which tools exist, what prices mean, and the human desk's phone number.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
    What Callstay is, which tools exist, what prices mean, and the human desk's phone number. Call first.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true
  • price_stayEvery room and rate one property has for an exact stay, live from the supplier.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
    Every room and rate one property has for an exact stay, live from the supplier. Each room has an all-in total, itemised fees, cancellation terms and a booking URL. `status` says whether an empty list is no rooms or a supplier outage.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true
Only reads 2Claude Code: allow
  • get_propertyFull detail for one property by slug: description, facilities, check-in and check-out times, parking, pets, children, policies, review summary and nearby places.No findings

    Why it is in this group

    • The name "get_property" says "get": a word for reading.
    Description, as the server wrote it
    Full detail for one property by slug: description, facilities, check-in and check-out times, parking, pets, children, policies, review summary and nearby places.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true
  • search_staysFind hotels for a place, dates and party.No findings

    Why it is in this group

    • The name "search_stays" says "search": a word for reading.
    Description, as the server wrote it
    Find hotels for a place, dates and party. Returns up to 48 properties with an indicative nightly and total, rating and a URL that carries the dates.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • 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 0.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http hotels https://callstay.com/api/mcp

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__hotels__search_stays",
      "mcp__hotels__get_property"
    ],
    "ask": [
      "mcp__hotels__capabilities",
      "mcp__hotels__price_stay"
    ],
    "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 hotels. Review it before you use it.