List the metrics and classifications available for screening US stocks and ETFs. Call this first to discover valid metric names (aliases), units, value ranges, and the allowed sector/industry values. Metric aliases returned here are the names to pass to screen_stocks/screen_etfs.

Screen US stocks by fundamental and technical criteria (valuation, growth, profitability, dividends, technicals, etc.). Use list_filters to discover metric names. Numeric filters use min/max; sectors and industries use their own parameters. Results are sorted and paginated.

Screen US ETFs by AUM, expense ratio, returns, dividend yield, and other metrics. Use list_filters to discover metric names. Use categories to restrict to fund categories (e.g. "Large Blend", "Digital Assets").

Look up US stocks or ETFs by ticker symbol or company name. Returns matching tickers with their exchange and sector. The first call builds a local index and may take a few seconds.

Get a detailed metric snapshot for a single US stock or ETF by ticker: valuation, growth, profitability, dividends, and more, grouped by category, with a link to its Tickertape page.