Koskamo

Good Turn Studio Price Drop Back MCP

This MCP server helps users determine if they can claim a price adjustment or price match after a purchase. It provides tools to check store policies for major retailers, verify eligibility for refunds based on purchase date and current price, and generate calendar reminders for claim deadlines.

Endpoint and access

No sign-in to connect and list tools. Individual tools may still need a vendor account, credentials, or permissions; check the documented prerequisites.

Good Turn Studio Price Drop Back MCP logo, by Good Turn StudioCommunity listingStreamable HTTPNo sign-inEndpoint checked 2026-11-06Published by Good Turn Studio
MCP endpoint (Streamable HTTP)
https://goodturn-mcp.pages.dev/pricedropback/mcp
Vendor documentation

What its tools do

4 tools, grouped by the hints the server advertises. Hints are self-declared, not verified behavior.

4 of 4 have a description · 4 of 4 declare behavior hints · 4 of 4 with parameters document them all

Checks and signals

Each line is separate evidence, not a trust score.

  • Passed Endpoint answered the live check ·
  • Availability 1 of 1 checks passed in 30 days

What you can do with it

  • Check if a retailer offers price matching or price adjustments
  • Verify eligibility for a price drop refund based on purchase date
  • Generate a calendar reminder for the last day to claim a price difference

Source and maintenance

Community listingRegistry 1.4.0
Maintenance checked

Protocol and capabilities

Server
goodturn-pricedropback 1.4.0
MCP protocol negotiated in check
2025-11-25
Tools
4 advertised
Resources
Not advertised
Resource templates
Not advertised
Prompts
Not advertised
Server-advertised capabilities
{
  "tools": {
    "listChanged": false
  }
}

Server-provided instructions

Untrusted server output shown for inspection. It is not Koskamo guidance and is excluded from knowledge search.

Did the price drop after you bought it? Price Drop Back knows the price adjustment and price match policies of 39 big US retailers (Target, Best Buy, Walmart, Amazon, Costco, Home Depot, Lowe's, Macy's, Bloomingdale's, Kohl's, Nordstrom, Nike, Gap, Old Navy, Banana Republic, Athleta, J.Crew, JCPenney, REI, Academy, Apple, Dell, Samsung, Newegg, Staples, Office Depot, IKEA, Williams Sonoma, Crate & Barrel, BJ's, Sam's Club, Dick's, Tractor Supply, Ulta, Sephora, Walgreens, Wayfair, Kroger, Bed Bath & Beyond): whether they refund a later price drop and within how many days, whether they match co... Every tool is read-only and nothing about the user is stored. Where an answer has a "say" field, it is a ready-to-read summary. More at https://pricedropback.pages.dev

Tools

4 advertised

get_store_policy — A store's price adjustment and price match policy
Advertised by the server during the last successful anonymous check.
Advertised read-onlyOpen-world

A store's price adjustment and price match policy. For requests like "does Target do price matching?", "does John Lewis refund if the price drops?", "Currys price promise", "what's Best Buy's price adjustment policy?", "will Costco refund the difference?". With an item name it adds links to check today's price.

get_store_policy input schema
{
  "type": "object",
  "required": [
    "store"
  ],
  "properties": {
    "item": {
      "type": "string",
      "description": "Optional item name, up to 100 characters, to link today's prices for it."
    },
    "store": {
      "type": "string",
      "description": "Store name in everyday words, up to 60 characters."
    },
    "country": {
      "type": "string",
      "description": "Two-letter country code. GB (or UK) gives the UK policy where the store has one (Apple, Amazon, IKEA) and UK rules; it also picks the price links (US, GB and IE get local Amazon and eBay links). Default from the request."
    }
  },
  "additionalProperties": false
}
get_store_policy annotations
{
  "title": "A store's price adjustment and price match policy",
  "readOnlyHint": true,
  "openWorldHint": true,
  "idempotentHint": true,
  "destructiveHint": false
}
check_price_drop_claim — Can I get the difference back?
Advertised by the server during the last successful anonymous check.
Advertised read-onlyOpen-world

Can I get the difference back? For requests like "I bought a TV at Best Buy 9 days ago for $499 and it's $449 now, can I get the difference?". Says whether a claim is likely (likely, likely_if_member, unlikely, check or no_drop), the amount, and the steps. With an item name it adds a Cheapest Price link and Amazon and eBay links to check today's price. Likely claims also get claim_message, ready to paste into the store's chat or email. policy.refund_paid_as flags stores that pay store credit (Newegg)

check_price_drop_claim input schema
{
  "type": "object",
  "required": [
    "store"
  ],
  "properties": {
    "now": {
      "type": "number",
      "description": "Today's price, 0 to 100000 (US dollars, or pounds for UK stores)."
    },
    "item": {
      "type": "string",
      "description": "Optional item name, up to 100 characters, to link today's price on Cheapest Price, Amazon and eBay."
    },
    "paid": {
      "type": "number",
      "description": "What you paid, 0 to 100000 (US dollars, or pounds for UK stores)."
    },
    "store": {
      "type": "string",
      "description": "Store name, up to 60 characters."
    },
    "country": {
      "type": "string",
      "description": "Two-letter country code. GB (or UK) gives the UK policy where the store has one (Apple, Amazon, IKEA) and UK rules; it also picks the price links (US, GB and IE get local Amazon and eBay links). Default from the request."
    },
    "purchase_date": {
      "type": "string",
      "format": "date",
      "description": "The date you bought it, YYYY-MM-DD, instead of days_since_purchase. Adds deadlines: the last day to claim with the store (and in a members' longer window) and Capital One card protection."
    },
    "days_since_purchase": {
      "type": "integer",
      "description": "Days since you bought it (or since delivery), 0 to 400. Give this or purchase_date."
    }
  },
  "additionalProperties": false
}
check_price_drop_claim annotations
{
  "title": "Can I get the difference back?",
  "readOnlyHint": true,
  "openWorldHint": true,
  "idempotentHint": true,
  "destructiveHint": false
}
get_claim_reminder — Calendar reminder for the last day to claim a price drop
Advertised by the server during the last successful anonymous check.
Advertised read-onlyOpen-world

Calendar reminder for the last day to claim a price drop. Returns a calendar file (.ics) with an all-day event on the store's last claim day, how to claim and the policy link, with alerts 3 days before and on the day. Nothing is stored. check_price_drop_claim gives this link as add_to_calendar when purchase_date is given and a claim is likely.

get_claim_reminder input schema
{
  "type": "object",
  "required": [
    "store",
    "purchase_date"
  ],
  "properties": {
    "item": {
      "type": "string",
      "description": "Optional item name for the event title, up to 100 characters."
    },
    "store": {
      "type": "string",
      "description": "Store name."
    },
    "member": {
      "type": "boolean",
      "description": "Set to true to use the longer members' window where the store has one (for example My Best Buy Plus or Total)."
    },
    "country": {
      "type": "string",
      "description": "Two-letter country code. GB (or UK) uses the UK policy where the store has one. Default from the request."
    },
    "purchase_date": {
      "type": "string",
      "format": "date",
      "description": "The date you bought it, YYYY-MM-DD."
    }
  },
  "additionalProperties": false
}
get_claim_reminder annotations
{
  "title": "Calendar reminder for the last day to claim a price drop",
  "readOnlyHint": true,
  "openWorldHint": true,
  "idempotentHint": true,
  "destructiveHint": false
}
list_stores — Every store covered, plus card price protection
Advertised by the server during the last successful anonymous check.
Advertised read-onlyOpen-world

Every store covered, plus card price protection. For requests like "which stores give you money back if the price drops?" or "does my credit card have price protection?". With country=GB, lists the UK policies.

list_stores input schema
{
  "type": "object",
  "required": [],
  "properties": {
    "country": {
      "type": "string",
      "description": "Two-letter country code. GB (or UK) lists only stores with a UK policy. Default from the request."
    }
  },
  "additionalProperties": false
}
list_stores annotations
{
  "title": "Every store covered, plus card price protection",
  "readOnlyHint": true,
  "openWorldHint": true,
  "idempotentHint": true,
  "destructiveHint": false
}

Prompts

Not advertised

No prompt definitions available.

Resources

Not advertised

No resource definitions available.

90-day uptime

A lightweight connection check about every six hours, sampled on hosts with many listings. It shows the server answered, not that its tools work.

Too few checks for a percentage yet (1 of 1 answered).

  1. 2026-11-06: 1 of 1 checks answered

30-day availability

Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.

Successful checks
1 of 1 (100%)
Average latency
274 ms
95th percentile latency
274 ms

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · probe · passed · 274 ms · metadata changed · 4 tool(s)

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers the remote server. Use --scope project to write .mcp.json for the repo.
Claude Code configuration
claude mcp add --transport http price-drop-back-mcp https://goodturn-mcp.pages.dev/pricedropback/mcp

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).
Codex configuration
codex mcp add price-drop-back-mcp --url https://goodturn-mcp.pages.dev/pricedropback/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable price-drop-back-mcp in your MCP settings.
Cursor configuration
{
  "mcpServers": {
    "price-drop-back-mcp": {
      "url": "https://goodturn-mcp.pages.dev/pricedropback/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure).
Cline configuration
{
  "mcpServers": {
    "price-drop-back-mcp": {
      "type": "streamableHttp",
      "url": "https://goodturn-mcp.pages.dev/pricedropback/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start price-drop-back-mcp and inspect its tools.
VS Code configuration
{
  "servers": {
    "price-drop-back-mcp": {
      "type": "http",
      "url": "https://goodturn-mcp.pages.dev/pricedropback/mcp"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.
Gemini CLI configuration
gemini mcp add --transport http price-drop-back-mcp https://goodturn-mcp.pages.dev/pricedropback/mcp

Claude Desktop

Open Claude Settings > Connectors > Add custom connector, enter this server URL and enable it for the conversation. This is a manual remote-connector handoff, not a desktop JSON configuration.
Claude Desktop configuration
https://goodturn-mcp.pages.dev/pricedropback/mcp

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.
Windsurf configuration
{
  "mcpServers": {
    "price-drop-back-mcp": {
      "serverUrl": "https://goodturn-mcp.pages.dev/pricedropback/mcp"
    }
  }
}

Let your agent find its tools

Find servers like Good Turn Studio Price Drop Back MCP from your agent. Add Koskamo once to search the index for endpoints, access requirements, and client setup. Public discovery needs no key.