@striderlabs/mcp-goodrx

A Model Context Protocol (MCP) connector for the GoodRx prescription discount service. Enables AI assistants to search for drug prices, find pharmacies, and retrieve discount coupons using GoodRx.

Overview

This MCP connector uses Playwright browser automation to interact with GoodRx, providing real-time prescription drug pricing and discount coupon data.

Installation

npm install @striderlabs/mcp-goodrx

Or install Playwright browsers after installation:

npx playwright install chromium

Tools

`goodrx_search_drug`

Search for a prescription drug on GoodRx to find available pricing information, forms, and dosages.

Parameters:

drug_name (string, required) - Name of the drug (generic or brand name)
dosage (string, optional) - Dosage form (e.g., "10mg", "500mg tablet")
quantity (number, optional) - Number of pills/units

`goodrx_get_prices`

Get GoodRx discount prices for a drug at nearby pharmacies.

Parameters:

drug_name (string, required) - Name of the drug
dosage (string, optional) - Dosage (e.g., "10mg")
quantity (number, default: 30) - Number of pills
zip_code (string, optional) - ZIP code to search near
form (string, optional) - Drug form (tablet, capsule, etc.)

`goodrx_get_coupon`

Get a GoodRx discount coupon for a specific drug at a pharmacy. Returns BIN, PCN, Group, and Member ID needed at checkout.

Parameters:

drug_name (string, required) - Name of the drug
pharmacy (string, optional) - Pharmacy name (e.g., "CVS", "Walgreens")
dosage (string, optional) - Dosage (e.g., "10mg")
quantity (number, default: 30) - Number of pills
zip_code (string, optional) - ZIP code for the pharmacy location

`goodrx_find_pharmacies`

Find pharmacies near a location that accept GoodRx discount coupons.

Parameters:

zip_code (string, required) - ZIP code to search near
pharmacy_name (string, optional) - Filter by pharmacy chain name
radius_miles (number, default: 10) - Search radius in miles

`goodrx_compare_prices`

Compare drug prices across multiple pharmacies to find the best deal using GoodRx.

Parameters:

drug_name (string, required) - Name of the drug to compare
dosage (string, optional) - Dosage (e.g., "10mg")
quantity (number, default: 30) - Number of pills
zip_code (string, optional) - ZIP code for comparison
pharmacies (string[], optional) - Specific pharmacies to compare (e.g., ["CVS", "Walgreens", "Rite Aid"])
form (string, optional) - Drug form (tablet, capsule, etc.)

Usage with Claude Desktop

Add to your Claude Desktop configuration (~/Library/Application Support/Claude/claude_desktop_config.json on macOS):

{
  "mcpServers": {
    "goodrx": {
      "command": "npx",
      "args": ["-y", "@striderlabs/mcp-goodrx"]
    }
  }
}

Usage with MCP CLI

npx @striderlabs/mcp-goodrx

Example Queries

Once connected, you can ask your AI assistant:

"What is the cheapest price for Lisinopril 10mg near 90210?"
"Find pharmacies near ZIP code 10001 that accept GoodRx"
"Get me a GoodRx coupon for Metformin at CVS"
"Compare prices for Atorvastatin 20mg at pharmacies near me"

Technical Details

Uses Playwright with headless Chromium for browser automation
Implements session management with singleton browser instance
Anti-detection measures including custom user agent and navigator property overrides
Graceful shutdown handling for SIGINT/SIGTERM

Requirements

Node.js >= 18
Playwright Chromium browser (installed via npx playwright install chromium)

License

MIT

Author

Strider Labs [email protected]

@striderlabs/mcp-goodrx