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io.github.Fish-Tacos/sati-grumpy

by Fish-Tacos · remote · no sign-in to list tools · v1.0.0 · published by GitHub user Fish-Tacos

MCP commerce surface for refurbished datacenter hardware, with x402 agent-payment discovery.

Final · 1Changes · 2
CompareRegistry entry

5 tools: 1 do something that can't be undone, 2 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 sati-grumpy https://sati-grumpy.fly.dev/mcp

Tools

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

5 tools

Can't be undone 1Claude Code: ask
  • confirm_paymentConfirm payment using a payment_token from checkout and a cc_token (credit card token).No findings

    Why it is in this group

    • The name "confirm_payment" says "payment": a word that usually means money moves, which cannot be taken back.
    Description, as the server wrote it
    Confirm payment using a payment_token from checkout and a cc_token (credit card token). Completes the Salvage & Surplus purchase and returns an order confirmation.
Changes things 2Claude Code: ask
  • add_to_cartAdd a Salvage & Surplus product to your cart and receive a cart token.No findings

    Why it is in this group

    • The name "add_to_cart" says "add": a word for a change.
    Description, as the server wrote it
    Add a Salvage & Surplus product to your cart and receive a cart token. Requires a valid SKU. Returns cart_token needed for checkout.
  • checkoutInitiate checkout for a cart.No findings

    Why it is in this group

    • The name "checkout" says "checkout": a word for a change.
    Description, as the server wrote it
    Initiate checkout for a cart. Provide cart_token from add_to_cart and a billing email. Returns a payment_token required to complete the purchase.
Only reads 2Claude Code: allow
  • get_productRetrieve full details for a Salvage & Surplus product by SKU.No findings

    Why it is in this group

    • The name "get_product" says "get": a word for reading.
    Description, as the server wrote it
    Retrieve full details for a Salvage & Surplus product by SKU. Example SKUs: GR-001, GR-002, GR-003, GR-004, GR-005.
  • search_productsSearch Salvage & Surplus product catalog.No findings

    Why it is in this group

    • The name "search_products" says "search": a word for reading.
    Description, as the server wrote it
    Search Salvage & Surplus product catalog. Returns matching GPU rigs, server racks, drive arrays, and network gear. Filter by category: compute, servers, storage, networking, support.

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 sati-grumpy https://sati-grumpy.fly.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__sati-grumpy__search_products",
      "mcp__sati-grumpy__get_product"
    ],
    "ask": [
      "mcp__sati-grumpy__add_to_cart",
      "mcp__sati-grumpy__checkout",
      "mcp__sati-grumpy__confirm_payment"
    ],
    "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 sati-grumpy. Review it before you use it.