CarDossier Poland Market API

Polish used-car market data for AI agents: live valuations (average/median/P25/P75), price-history trends, market liquidity (days-on-market), valuation…

CommunityDegradedNo sign-inGlobalFreeCan modify data

What it can do

  • Get Market Valuation: Get average, median, P25, and P75 prices for a specific make/model/year in Poland. Natural names work: 'VW Golf', 'BMW 3 Series' or '320d', 'Mercedes C-Class', 'Audi A4', 'XC60'.
  • Get Price History: Get monthly average price trend for up to 24 months to identify depreciation curves. Costs 10 credits per call; failed calls are auto-refunded.
  • Get Market Liquidity: Get estimated days-on-market (DOM) showing how fast this car typically sells in Poland. Costs 6 credits per call; failed calls are auto-refunded.

What data it sees

Do you need an account

No: the server works without sign-in

Polish used-car market data for AI agents: live valuations (average/median/P25/P75), price-history trends, market liquidity (days-on-market), valuation factors, and regional prices across all 16 voivodeships - computed from 1.4M+ active Otomoto and OLX listings, updated daily. Works out of the box with no configuration: 5 keyless demo calls per IP per day with full real data. Natural vehicle names resolve automatically (VW Golf, BMW 3 Series / 320d, Mercedes C-Class, Audi A4, XC60). Failed calls are auto-refunded. Register free for 50 credits (no card): https://car-dossier.com/en/api

How to connect

How to connect CarDossier Poland Market API to Claude

The server address to paste into Claude settings:

https://market-api--car-dossier.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect CarDossier Poland Market API to ChatGPT

The server address to paste into ChatGPT settings:

https://market-api--car-dossier.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect CarDossier Poland Market API to Cursor

The server address to paste into Cursor settings:

https://market-api--car-dossier.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (5)

Raw names from tools/list. Only developers need these.

get_market_valuation Get average, median, P25, and P75 prices for a specific make/model/year in Poland. Natural names work: 'VW Golf', 'BMW 3 Series' or '320d', 'Mercedes C-Class', 'Audi A4', 'XC60'. Optional filters: fuel_type (petrol/diesel/hybrid/electric/lpg or Polish values), gearbox (manual/automatic), mileage (km, matches a ±30% band). Costs 8 credits per call; failed calls are auto-refunded.
get_price_history Get monthly average price trend for up to 24 months to identify depreciation curves. Costs 10 credits per call; failed calls are auto-refunded.
get_market_liquidity Get estimated days-on-market (DOM) showing how fast this car typically sells in Poland. Costs 6 credits per call; failed calls are auto-refunded.
get_valuation_factors Quantify the price impact of import status, gearbox type, and fuel type for this car. Costs 12 credits per call; failed calls are auto-refunded.
get_regional_pricing Compare average prices across Polish voivodeships vs. the national average. Costs 8 credits per call; failed calls are auto-refunded.