FinzData

FinzData in Claude

FinzData in Claude

Ask Claude for market data and backtests in plain English; Claude calls FinzData directly.

Three ways to connect

Connect in seconds

  1. Claude (web, desktop, mobile): Settings -> Connectors -> Add custom connector -> paste https://api.finzdata.com/mcp -> Connect -> type your email and choose "Start free and connect". No card, no key to copy.
  2. Claude Code: claude mcp add --transport http finzdata https://api.finzdata.com/mcp
  3. Have a key already? Choose "Connect with my key" on the same screen.

Try asking Claude

Plain English prompts

  • dealer gamma (GEX) on SPX today
  • ES continuous daily bars since 2025
  • backtest a 200-day moving-average rule on QQQ since 2005 including delisted names in the universe
  • CFTC COT positioning in gold since 2010
  • Apple's P/E as it was known on each date since 2015
  • first-release vs revised US CPI

What Claude can reach

Point-in-time coverage

Claude can query FinzData directly for survivorship-free, point-in-time market data and server-side backtests over MCP.

  • 16,000+ US stocks that have traded on NYSE and Nasdaq since January 2000, delisted included, point in time
  • 139 futures markets with every contract since 2007
  • Point-in-time GEX for single stocks, ETFs and the major indexes
  • 231 ETFs
  • Crypto since 2015
  • 18,000+ macro series with every vintage kept
  • COT since 1986
  • 13F holdings
  • SEC fundamentals as filed
  • 1/5/15/30-minute, hourly and daily bars; tick trades on Institutional

Tools

Available MCP tools

search_datasets, get_bars, get_futures, get_crypto, get_gex, get_cot, get_13f, get_fundamentals_pit, get_macro_vintage, get_events, get_universe, run_backtest, backtest_export, survivorship_audit, get_verified_record, verified_board.

Plan

Free tier and full history

Free tier: 1,000 data calls and 5 backtests a day, the last 12 months of data. Full history: /shop.

FAQ

Questions

Is it free to start?

Yes. Start free and connect with a daily allowance of 1,000 data calls and 5 backtests, last 12 months of data.

Do I need an API key?

No for the free start. Type your email and choose Start free and connect. Use Connect with my key if you already have a key.

Does it work in Claude Code?

Yes. Run claude mcp add --transport http finzdata https://api.finzdata.com/mcp and connect.

Is the data point in time?

Yes. Every call respects as_of so nothing published after that date is ever returned, with delisted names included.

The FinzData team
[email protected]