CostAPI

MCP Compatible

Cost of living and price index data for 190+ countries. Query CPI time series, compare purchasing power parity across countries, explore US metro area prices, and analyze Eurostat HICP data. Data sourced from BLS, Eurostat, World Bank, OECD, and BEA.

Installation

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows):

{
  "mcpServers": {
    "aethar-cost-of-living": {
      "url": "https://col.wageapi.com/api/mcp",
      "headers": {
        "X-API-Key": "your_api_key_here"
      }
    }
  }
}

Claude Code

Add to .claude/settings.json in your project root:

{
  "mcpServers": {
    "aethar-cost-of-living": {
      "url": "https://col.wageapi.com/api/mcp",
      "headers": {
        "X-API-Key": "your_api_key_here"
      }
    }
  }
}

Cursor

Open Settings > MCP Servers > Add Server:

{
  "aethar-cost-of-living": {
    "url": "https://col.wageapi.com/api/mcp",
    "headers": {
      "X-API-Key": "your_api_key_here"
    }
  }
}

VS Code (Copilot MCP)

Add to .vscode/mcp.json:

{
  "servers": {
    "aethar-cost-of-living": {
      "url": "https://col.wageapi.com/api/mcp",
      "headers": {
        "X-API-Key": "your_api_key_here"
      }
    }
  }
}

Available Tools

CPI Tools

Tool	Description
list_countries_v1_cpi_countries_get	List all countries with CPI data (paginated).
get_country_v1_cpi_countries__country_code__get	Get CPI data for a specific country with category breakdown.
get_country_history_v1_cpi_countries__country_code__history_get	Get CPI time series for a country with date range and category filters.
list_categories_v1_cpi_categories_get	List available CPI category codes.
compare_countries_v1_cpi_compare_get	Compare CPI across 2-20 countries.

PPP Tools

Tool	Description
list_countries_v1_ppp_countries_get	List all countries with PPP data.
get_country_v1_ppp_countries__country_code__get	Get PPP conversion factors for a country.
compare_countries_v1_ppp_compare_get	Compare PPP across multiple countries.

Prices Tools

Tool	Description
list_metro_areas_v1_prices_us_metro_areas_get	List US metro areas with price data.
get_metro_area_v1_prices_us_metro_areas__area_code__get	Get price data for a US metro area.
get_item_v1_prices_us_items__item_code__get	Get item prices across US metro areas.

Intelligence Tools (Semantic)

Tool	Description
compare_cost_of_living_v1_compare_cost_of_living_get	Compare cost of living between two locations (natural language).
cheapest_cities_v1_cheapest_cities_get	Find cheapest countries in a region.
purchasing_power_v1_purchasing_power_get	Calculate purchasing power of a salary in another location.
cost_breakdown_v1_cost_breakdown_get	Get detailed cost breakdown for a location vs baseline.

Example Prompts

These prompts work directly with Claude, Cursor, or any MCP-compatible AI client:

• "Compare the cost of living between Berlin and Warsaw for someone earning EUR 75,000"
• "How much more expensive is Tokyo than Seoul?"
• "What are the 10 cheapest EU countries to live in?"
• "What salary do I need in San Francisco to match my $80K lifestyle in Austin?"
• "How far does a $100K salary go in Germany vs the US?"
• "Show me the CPI trend for the US over the last 3 years"
• "Compare grocery prices across New York, Chicago, and Los Angeles metro areas"
• "Calculate the purchasing power of JPY 8,000,000 if I move from Tokyo to Bangkok"

Authentication

All tools require an API key. Get one at RapidAPI or wageapi.com.

Pass the key via the X-API-Key header in your MCP server configuration (see installation instructions above).

Links

• RapidAPI Listing
• Demo Dashboard
• Workforce Data Suite

Part of Workforce Data Suite

CostAPI works alongside WageAPI (US and EU salary benchmarking for 1,400+ occupations). Both are available as MCP servers. Configure both for comprehensive salary + cost-of-living analysis.

License

The MCP server endpoint is provided as part of CostAPI. Source code is proprietary.