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The Omelette Index

by omeletteindex.com · remote · no sign-in to list tools · v1.0.0 · published by com.omeletteindex

Purchasing power via plain-omelette prices: country, region and city readings in EUR, worldwide.

Changes · 4
CompareRegistry entry

5 tools: 4 change things and 1 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 omelette-index https://api.omeletteindex.com/mcp

Tools

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

5 tools

Changes things 4Claude Code: ask
  • citiesPublished city readings ranked by price (EUR).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.
    Description, as the server wrote it
    Published city readings ranked by price (EUR). Optionally filter by country code or by a substring of the city name.
  • country_indexThe omelette price index by country.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.
    Description, as the server wrote it
    The omelette price index by country. Without arguments: every published country ranked by price (EUR, trimmed median). With a country: that country's full reading.
  • index_overviewDescriptive statistics for The Omelette Index: how many places serve a plain omelette, countries/subdivisions/cities published, the global price centre in EUR, and the dearest and …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.
    Description, as the server wrote it
    Descriptive statistics for The Omelette Index: how many places serve a plain omelette, countries/subdivisions/cities published, the global price centre in EUR, and the dearest and cheapest published countries.
  • subdivisionsPublished state/province readings inside one country, ranked by price, with each subdivision measured against its own country (vsCountryPct).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.
    Description, as the server wrote it
    Published state/province readings inside one country, ranked by price, with each subdivision measured against its own country (vsCountryPct).
Only reads 1Claude Code: allow
  • compareSide-by-side omelette index readings for two or more countries, ranked by price in EUR.No findings

    Why it is in this group

    • The name "compare" says "compare": a word for reading.
    Description, as the server wrote it
    Side-by-side omelette index readings for two or more countries, ranked by price in EUR.

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 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http omelette-index https://api.omeletteindex.com/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__omelette-index__compare"
    ],
    "ask": [
      "mcp__omelette-index__index_overview",
      "mcp__omelette-index__country_index",
      "mcp__omelette-index__subdivisions",
      "mcp__omelette-index__cities"
    ],
    "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 omelette-index. Review it before you use it.