Marketplace Search MCP

Search trading cards (TCGPlayer), music gear (Reverb), and local service pros (Thumbtack) from one MCP server. Real-time prices, ratings, and listings.

GitHub

Marketplace Search MCP Server

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

npm License: MIT

Supported Data Sources

ToolSourceData
search_tcgplayerTCGPlayerTrading card prices (Magic, Pokémon, Yu-Gi-Oh!, Lorcana)
search_reverbReverb.comUsed & new music gear (guitars, amps, pedals, synths)
search_thumbtackThumbtackLocal service professionals (plumbers, electricians, etc.)
verify_contractor_licenseState licensing boardsContractor license verification (CA, TX, FL, NY)
verify_nurse_licenseState nursing boardsNurse license verification (FL, NY)
psa_population_reportPSACard 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.

ParameterTypeRequiredDescription
querystringYesCard name or search term
limitnumberNoResults 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.

ParameterTypeRequiredDescription
querystringYesInstrument or gear search term
limitnumberNoResults 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.

ParameterTypeRequiredDescription
querystringYesService category search term
locationstringNoCity/state slug (e.g. "austin/tx")
limitnumberNoResults 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.

ParameterTypeRequiredDescription
statestringYesState code: CA, TX, FL, or NY
licenseNumberstringNoLicense number to look up
personNamestringNoPerson name to search
businessNamestringNoBusiness 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.

ParameterTypeRequiredDescription
statestringYesState code: FL or NY
licenseNumberstringNoLicense number to look up
lastNamestringNoNurse's last name
firstNamestringNoNurse's first name
licenseTypestringNoLicense 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.

ParameterTypeRequiredDescription
certNumberstringNoPSA certification number
specIDstringNoPSA 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:

Related Apify Scrapers

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

License

MIT

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