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HoShy

by Negimaru1025 · remote · no sign-in to list tools · v0.4.0 · published by GitHub user Negimaru1025

Search Rakuten Ichiba products and compare prices via Claude. Zero setup, no API key needed.

Changes · 1
CompareRegistry entry

3 tools: 1 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 hoshy https://hoshy.negimaru1025.workers.dev/mcp

Tools

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

3 tools

Changes things 1Claude Code: ask
  • recommend_for_consumer楽天市場でキーワードと予算からおすすめ商品を探します。ポイント還元後の実質価格とレビュー評価で上位5件で返します。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
    楽天市場でキーワードと予算からおすすめ商品を探します。ポイント還元後の実質価格とレビュー評価で上位5件で返します。

    Annotations the server declares

    • readOnlyHint: true
Only reads 2Claude Code: allow
  • compare_prices商品名・型番を指定して楽天市場内で最安値を比較します。送料・ポイント還元込みの実質価格で順位付けして返します。No findings

    Why it is in this group

    • The name "compare_prices" says "compare": a word for reading.
    Description, as the server wrote it
    商品名・型番を指定して楽天市場内で最安値を比較します。送料・ポイント還元込みの実質価格で順位付けして返します。

    Annotations the server declares

    • readOnlyHint: true
  • search_business_hotel目的地・日程・予算・移動時間を指定して楽天トラベルでビジネスホテルを検索します。Google Mapsで実際の移動時間を計算して絞り込みます。No findings

    Why it is in this group

    • The name "search_business_hotel" says "search": a word for reading.
    Description, as the server wrote it
    目的地・日程・予算・移動時間を指定して楽天トラベルでビジネスホテルを検索します。Google Mapsで実際の移動時間を計算して絞り込みます。

    Annotations the server declares

    • readOnlyHint: 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 0.4.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http hoshy https://hoshy.negimaru1025.workers.dev/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__hoshy__compare_prices",
      "mcp__hoshy__search_business_hotel"
    ],
    "ask": [
      "mcp__hoshy__recommend_for_consumer"
    ],
    "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 hoshy. Review it before you use it.