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PackValue Tools

by umagestaointeligente · remote · no sign-in to list tools · v1.1.0 · published by GitHub user umagestaointeligente

Six deterministic value tools for shopping and procurement agents.

Final · 1Changes · 4
CompareRegistry entry

6 tools: 1 do something that can't be undone, 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 packvalue-tools https://lsi-packvalue-mcp-r1.umagestaointeligente.workers.dev/mcp

Tools

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

6 tools

Can't be undone 1Claude Code: ask
  • calculate_buy_x_pay_yCalculate total paid, effective unit price and discount for buy-X-pay-Y or take-X-pay-Y promotions.No findings

    Why it is in this group

    • The name "calculate_buy_x_pay_y" says "pay": a word that usually means money moves, which cannot be taken back.
    Description, as the server wrote it
    Calculate total paid, effective unit price and discount for buy-X-pay-Y or take-X-pay-Y promotions.
Changes things 4Claude Code: ask
  • calculate_delivered_unit_costCalculate delivered cost per unit including shipping, tax and explicit discount.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
    Calculate delivered cost per unit including shipping, tax and explicit discount.
  • calculate_dilution_valueCalculate prepared yield and effective cost after diluting a concentrate with added parts of water or another zero-cost diluent.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
    Calculate prepared yield and effective cost after diluting a concentrate with added parts of water or another zero-cost diluent.
  • calculate_real_discountCalculate absolute savings and effective discount percentage from original and final prices.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
    Calculate absolute savings and effective discount percentage from original and final prices.
  • normalize_pack_valueNormalize a product pack such as 6x330 ml or 3x200 g into comparable quantity and effective unit price.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
    Normalize a product pack such as 6x330 ml or 3x200 g into comparable quantity and effective unit price. Deterministic; no LLM is used for the calculation.
Only reads 1Claude Code: allow
  • compare_pack_valuesCompare 2 to 25 shopping or procurement offers with compatible dimensions and currency, including shipping, tax, discount, yield and dilution adjustments.No findings

    Why it is in this group

    • The name "compare_pack_values" says "compare": a word for reading.
    Description, as the server wrote it
    Compare 2 to 25 shopping or procurement offers with compatible dimensions and currency, including shipping, tax, discount, yield and dilution adjustments.

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 packvalue-tools https://lsi-packvalue-mcp-r1.umagestaointeligente.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__packvalue-tools__compare_pack_values"
    ],
    "ask": [
      "mcp__packvalue-tools__normalize_pack_value",
      "mcp__packvalue-tools__calculate_real_discount",
      "mcp__packvalue-tools__calculate_delivered_unit_cost",
      "mcp__packvalue-tools__calculate_dilution_value",
      "mcp__packvalue-tools__calculate_buy_x_pay_y"
    ],
    "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 packvalue-tools. Review it before you use it.