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Arugula

com.arugulanet/arugulaarugulanet.comstreamable-httpv1.0.0Scanned

Find offers that fit what you want, ranked by fit only, with links to buy.

3 tools: 1 change things and 2 only read.

Tools: 0 delete, 0 irreversible, 1 write, 2 read.
  • Reads private data · 0
  • Reads text others write · 3
  • Can send data out · 0
  • 1 finding

Anlyon alternative

1 of these tools change something. Run those as governed actions.

Declare what an action changes, and Anlyon puts it under a shared limit, binds every approval to the exact request, and grades the outcome. It works on any HTTPS API you can describe as an action.

Anlyon does not run, proxy or govern this MCP server. A tool your own code calls directly is not routed through Anlyon and is not governed by it.

Import an OpenAPI spec →

Tools

Grouped by what each tool does, most consequential first. Open one for its reasons and full description; descriptions are the publisher's own words.

3 tools

Changes things 1Claude Code: ask
  • find_offersTurns the user's request, with any context they stated (location, dates, budget, party size, preferences), into an intent and returns the offers that fit, best first, each with a t…Reads text others write1 finding

    Why it is in this group

    • The name "find_offers" says "find": a word for reading.
    • The server marks it as not read-only (readOnlyHint: false).

    What it can reach

    • untrusted-inputThe server marks it openWorldHint: true: it reaches things outside the server's own data.
    • untrusted-inputThe description's first sentence says "url": it reads web pages, which anyone can write.

    Findings

    • Warn

      The server marks "find_offers" as not read-only (readOnlyHint: false), and its words say it reads.

      Matched text

      annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}; The name "find_offers" says "find": a word for reading.

      What this check looks for
    Description, as the server wrote it
    Turns the user's request, with any context they stated (location, dates, budget, party size, preferences), into an intent and returns the offers that fit, best first, each with a tracked link to show the user (tracked_url). Matching runs in the background; when no offers are back yet, call get_offers with the intent_id in a few seconds. It never buys anything. By using Arugula you agree to arugulanet.com/terms. Privacy: arugulanet.com/privacy.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
    • readOnlyHint: false
    • title: Find offers for what a user wants
Only reads 2Show 2 read-only tools
  • explain_matchOne match with its explanation: why the offer fits the request, its fit and verification, and the draft terms (getMatch).Reads text others writeNo findings

    Why it is in this group

    • The name "explain_match" says "explain": a word for reading.

    What it can reach

    • untrusted-inputThe server marks it openWorldHint: true: it reaches things outside the server's own data.
    Description, as the server wrote it
    One match with its explanation: why the offer fits the request, its fit and verification, and the draft terms (getMatch). brief: true leaves the explanation out. By using Arugula you agree to arugulanet.com/terms. Privacy: arugulanet.com/privacy.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
    • readOnlyHint: true
    • title: Explain a match
  • get_offersThe offers ranked for an intent from find_offers, best first, only those that fit, each with its tracked link (tracked_url) and how_to_buy.Reads text others writeNo findings

    Why it is in this group

    • The name "get_offers" says "get": a word for reading.

    What it can reach

    • untrusted-inputThe server marks it openWorldHint: true: it reaches things outside the server's own data.
    • untrusted-inputThe description's first sentence says "url": it reads web pages, which anyone can write.
    Description, as the server wrote it
    The offers ranked for an intent from find_offers, best first, only those that fit, each with its tracked link (tracked_url) and how_to_buy. offer_id is the offer's public ID: lst_ for a merchant listing (open tracked_url to book with the merchant, no sign-in), off_ for a seller's offer on Arugula. By using Arugula you agree to arugulanet.com/terms. Privacy: arugulanet.com/privacy.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
    • readOnlyHint: true
    • title: Get the offers found for an intent

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.

Exfil surface

Which tools read private data, which read text someone else can write, and which can send data out. One of each is a path a prompt injection can use.

No private-data, untrusted-input, outbound path in this server alone: no tool is tagged private-data or outbound.

Reads private data0
Reads files, mail, messages, databases, secrets, calendars or repositories.
Reads text others write3
Brings in text someone else can write: web pages, inbound email, messages, issues and comments.
Can send data out0
Can carry data to people or systems: it sends, posts or publishes, or takes a recipient, channel or URL.

Other servers in the same agent add their own tools to these paths. Audit your whole setup to see them together.

Findings

Matches of fixed checks, with the text they matched.

1 warn
  • The server marks "find_offers" as not read-only (readOnlyHint: false), and its words say it reads.

    Matched text

    annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}; The name "find_offers" says "find": a word for reading.

    What this check looks for

History

Changes to its tool definitions and to its remote endpoint, newest first.

No change seen yet. Its tools are rescanned every day, and a remote endpoint is looked at once a week.

Install

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

claude mcp add --transport http arugula https://mcp.arugulanet.com/mcp?ch=mcp-registry
claude mcp add --transport http arugula https://mcp.arugulanet.com/mcp?ch=mcp-registry

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change or a way out, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__arugula__get_offers",
      "mcp__arugula__explain_match"
    ],
    "ask": [
      "mcp__arugula__find_offers"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. A read that can send data out (it takes a URL, say) asks first too. It assumes the server is installed as arugula. Review it before you use it.

Capability tags behind 3 rules
  • mcp__arugula__find_offers untrusted-input
  • mcp__arugula__get_offers untrusted-input
  • mcp__arugula__explain_match untrusted-input

Pin

Keep the decision: fail CI when the tools change, follow every change, or show a badge.

Pin in CI

Fail a build when the tools you reviewed are not the tools the server serves today.

curl -s "https://anlyon.dev/api/v1/servers/com.arugulanet/arugula/verify?hash=d43bc3e214646a145c21e906bf289628ba032d2be7f34f1d20409d8b1352cc73" | jq -e '.changed == false'

Pinned hash d43bc3e21464, from Oct 25, 2026, 14:25 UTC.

Watch

Get told when its tools change: a new tool, a new description, a new class.

https://anlyon.dev/servers/com.arugulanet/arugula/changes.xml

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Badge

anlyon.dev badge for com.arugulanet/arugula
[![anlyon.dev](https://anlyon.dev/badge/com.arugulanet/arugula.svg)](https://anlyon.dev/servers/com.arugulanet/arugula)

Source: MCP Registry · repository. Synced Oct 25, 2026, 14:25 UTC.