Marketplace Search MCP Server

MCP server for AI agents to search marketplaces, verify professional licenses, and look up collectibles data — all from natural language.

Supported Data Sources

Tool	Source	Data
search_tcgplayer	TCGPlayer	Trading card prices (Magic, Pokémon, Yu-Gi-Oh!, Lorcana)
search_reverb	Reverb.com	Used & new music gear (guitars, amps, pedals, synths)
search_thumbtack	Thumbtack	Local service professionals (plumbers, electricians, etc.)
verify_contractor_license	State licensing boards	Contractor license verification (CA, TX, FL, NY)
verify_nurse_license	State nursing boards	Nurse license verification (FL, NY)
psa_population_report	PSA	Card grading population reports and cert lookups

Installation

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "marketplace-search": {
      "command": "npx",
      "args": ["-y", "@lulzasaur9192/marketplace-search-mcp"]
    }
  }
}

Cursor / Windsurf / Other MCP Clients

{
  "command": "npx",
  "args": ["-y", "@lulzasaur9192/marketplace-search-mcp"]
}

Smithery

npx @smithery/cli install @lulzasaur9192/marketplace-search-mcp --client claude

Tools

search_tcgplayer

Search trading card prices from TCGPlayer — the largest trading card marketplace.

Parameter	Type	Required	Description
query	string	Yes	Card name or search term
limit	number	No	Results to return (1-50, default 20)

Example: search_tcgplayer({ query: "charizard", limit: 5 })

Returns: product name, set, rarity, market price, median price, lowest price, total listings, image URL, product URL.

search_reverb

Search music gear listings from Reverb.com — the largest marketplace for musical instruments.

Parameter	Type	Required	Description
query	string	Yes	Instrument or gear search term
limit	number	No	Results to return (1-50, default 20)

Example: search_reverb({ query: "fender stratocaster", limit: 10 })

Returns: title, make, model, year, price, condition, shop name, categories, listing URL.

search_thumbtack

Search local service professionals from Thumbtack.

Parameter	Type	Required	Description
query	string	Yes	Service category search term
location	string	No	City/state slug (e.g. "austin/tx")
limit	number	No	Results to return (1-20, default 20)

Example: search_thumbtack({ query: "plumbers", location: "austin/tx", limit: 5 })

Returns: name, rating, review count, price range, hire count, services, location, profile URL, badge, licensed status.

verify_contractor_license

Verify a contractor's license across US states. Queries official state licensing board databases.

Parameter	Type	Required	Description
state	string	Yes	State code: CA, TX, FL, or NY
licenseNumber	string	No	License number to look up
personName	string	No	Person name to search
businessName	string	No	Business name to search

Example: verify_contractor_license({ state: "CA", licenseNumber: "1234567" })

Returns: license status, expiration date, classifications, bond info, contact details.

verify_nurse_license

Verify a nurse's license across US states. Queries official state nursing board databases.

Parameter	Type	Required	Description
state	string	Yes	State code: FL or NY
licenseNumber	string	No	License number to look up
lastName	string	No	Nurse's last name
firstName	string	No	Nurse's first name
licenseType	string	No	License type (e.g. "RN", "LPN")

Example: verify_nurse_license({ state: "FL", licenseNumber: "RN1234567" })

Returns: license status, expiration, qualifications, enforcement actions.

psa_population_report

Look up PSA card certification details and population reports.

Parameter	Type	Required	Description
certNumber	string	No	PSA certification number
specID	string	No	PSA spec ID for direct pop lookup

Example: psa_population_report({ certNumber: "10000001" })

Returns: card info (year, brand, subject, grade) and complete grade breakdown from Auth through PSA 10.

Use Cases

• Price comparison: Ask your AI to compare trading card prices across sets or find the cheapest listing for a specific card
• Gear hunting: Have your AI search Reverb for specific guitars, amps, or pedals within a budget
• Hire professionals: Find and compare local contractors, plumbers, or electricians with ratings and pricing
• License verification: Verify contractor or nurse licenses before hiring — checks official state databases
• Card grading data: Look up PSA population reports to assess card rarity and value

Higher Rate Limits

This MCP server is free and open source. For higher rate limits and dedicated support, subscribe to the APIs on RapidAPI:

• TCGPlayer Price Data
• Reverb Music Gear Listings
• Thumbtack Pro Directory

Related Apify Scrapers

These scrapers power this MCP server and are also available individually on the Apify Store:

• TCGPlayer Scraper — Trading card prices and listings
• Reverb Scraper — Music gear marketplace data
• Thumbtack Scraper — Local service professional directory
• Contractor License Scraper — Multi-state license verification
• Nurse License Scraper — Nursing board verification
• PSA Pop Scraper — PSA grading population data
• OfferUp Scraper — Local marketplace listings
• Craigslist Scraper — Classifieds and for-sale posts
• Poshmark Scraper — Fashion resale marketplace
• StubHub Scraper — Event ticket prices
• Swappa Scraper — Used electronics marketplace
• Goodreads Scraper — Book ratings and reviews

License

MIT