FinzData MCP server

US market data inside Claude, ChatGPT, Cursor and any MCP client.

What you get

• prices_daily — daily OHLCV for US equities
• cot — Commitments of Traders reports
• cot_markets — available COT market codes
• macro — 10,000+ US economic series from FRED (inflation, jobs, rates, credit, consumer spending)
• macro_search — search macro series by keyword
• short_interest — short interest and days to cover
• insiders — insider transaction filings (Form 4)
• fundamentals — raw SEC XBRL facts by concept
• financial_statements — income statement, balance sheet and cash flow, quarterly or annual
• company_profile — company overview, sector, description
• earnings_dates — past earnings release dates and before/after-market timing

Free tier

Every tool returns the last 12 months only. Older history (stocks back to 2000, every macro revision, 1-minute, 5-minute and hourly bars, 13F institutional holdings) comes with a history bundle: https://finzdata.com/pricing

Setup

1. Get a free API key at https://api.finzdata.com/
2. Install: pip install finzdata-mcp
3. Add to your MCP client configuration:

Claude Desktop (claude_desktop_config.json):

{
  "mcpServers": {
    "finzdata": {
      "command": "finzdata-mcp",
      "env": {
        "FINZDATA_API_KEY": "your-key"
      }
    }
  }
}

Cursor (.cursor/mcp.json): same JSON as above.

No-install alternative: uvx finzdata-mcp

Example questions

• Chart NVDA's daily closes over the past year
• How are hedge funds positioned in gold futures?
• Which large caps have the highest short interest?
• How has US credit card debt changed this year?
• Which insiders bought or sold NVDA stock this year?

Settings

• FINZDATA_API_KEY (required) — your FinzData API key
• FINZDATA_MCP_MAX_ROWS (default 2000) — maximum rows returned per tool call

Data, not investment advice. FinzData — Clean data. Real insights. Real alpha. https://finzdata.com