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SaveOnPhone — Cell Phone Plan Comparison

by saveonphone.com · remote · no sign-in to list tools · v1.1.0 · published by com.saveonphone

Search U.S. cell plans, compare supported costs, find wireless news, and get switching guidance.

Read only
CompareRegistry entry

6 tools: 6 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 cell-phone-plan-comparison https://saveonphone.com/mcp

Tools

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

6 tools

Only reads 6Claude Code: allow
  • compare_plan_costsCompare site prices, features and conditions for up to five plans.No findings

    Why it is in this group

    • The name "compare_plan_costs" says "compare": a word for reading.
    Description, as the server wrote it
    Compare site prices, features and conditions for up to five plans. Calculate upfront/renewal/first-year costs only where complete evidence exists. Catalog-only rows retain useful facts but do not infer totals or savings.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
    • readOnlyHint: true
    • title: Compare plan costs
  • find_articlesFind published consumer wireless reporting in the canonical SaveOnPhone news feed.No findings

    Why it is in this group

    • The name "find_articles" says "find": a word for reading.
    Description, as the server wrote it
    Find published consumer wireless reporting in the canonical SaveOnPhone news feed.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
    • readOnlyHint: true
    • title: Find consumer reporting
  • get_plan_detailsRead a plan's terms, verification status, source evidence and carrier links.No findings

    Why it is in this group

    • The name "get_plan_details" says "get": a word for reading.
    Description, as the server wrote it
    Read a plan's terms, verification status, source evidence and carrier links.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
    • readOnlyHint: true
    • title: Read plan details
  • get_switching_guideRead a switching checklist with offer and coverage checks; performs no account actions.No findings

    Why it is in this group

    • The name "get_switching_guide" says "get": a word for reading.
    Description, as the server wrote it
    Read a switching checklist with offer and coverage checks; performs no account actions.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
    • readOnlyHint: true
    • title: Read a switching guide
  • list_carriersList every searchable carrier, plan counts and networks from the site catalog.No findings

    Why it is in this group

    • The name "list_carriers" says "list": a word for reading.
    Description, as the server wrote it
    List every searchable carrier, plan counts and networks from the site catalog.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
    • readOnlyHint: true
    • title: List carriers
  • search_plansSearch all published plans by carrier/name/network/budget/data.No findings

    Why it is in this group

    • The name "search_plans" says "search": a word for reading.
    Description, as the server wrote it
    Search all published plans by carrier/name/network/budget/data. Results include next_offset for pagination. Catalog prices retain original dates and conditions; verified_only limits results to detailed billing evidence. Catalog-only results do not establish confirmed savings.

    Annotations the server declares

    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
    • readOnlyHint: true
    • title: Search phone plans

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

claude mcp add --transport http cell-phone-plan-comparison https://saveonphone.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__cell-phone-plan-comparison__search_plans",
      "mcp__cell-phone-plan-comparison__list_carriers",
      "mcp__cell-phone-plan-comparison__get_plan_details",
      "mcp__cell-phone-plan-comparison__compare_plan_costs",
      "mcp__cell-phone-plan-comparison__find_articles",
      "mcp__cell-phone-plan-comparison__get_switching_guide"
    ],
    "ask": [],
    "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 cell-phone-plan-comparison. Review it before you use it.