Check that the market-research server is running.

Resolve a ticker (e.g. MSFT, BRK.B) or company name to its SEC CIK, exchange and SIC industry code. Source: SEC EDGAR.

List a company's SEC filings, newest first. Filter by form types (e.g. ["10-K", "10-Q", "8-K"]) and filing date since (YYYY-MM-DD). Source: SEC EDGAR.

Fetch FRED macro time series (e.g. DGS10, CPIAUCSL, UNRATE, FEDFUNDS).

Returns, per series: title, units, frequency, last_updated and observations
(date, value; missing values are null) oldest to newest, the last `limit` points
on or after `start` (YYYY-MM-DD). `as_of` is the date of the last observation.
Up to 10 series per call. Source: FRED, Federal Reserve Bank of St. Louis.

Daily price bars (OHLCV plus adjusted close) for a US ticker from one price provider.

Only interval "1d" is supported. Dates are YYYY-MM-DD. Returns at most `limit` most recent
bars in the range. The response names the provider; there is no fallback to another one.

Price statistics from one provider's adjusted closes: 1m/3m/1y/5y returns (21/63/252/1260 trading days), 5-year max drawdown with peak and trough dates, 52-week high/low and 1-year annualized volatility. Descriptive only; not a recommendation.

Plain text of one section of a 10-K or 10-Q filing, in chunks of about 24,000 characters. section: an item such as "1A", "Item 7", "7A", "1", "2", "Part II Item 1A", or a name such as "Risk Factors" or "MD&A" (10-Q: MD&A is Part I Item 2). Pass the returned next_cursor to get the next chunk. Get accession numbers from list_filings. Source: SEC EDGAR.

Plain text of one exhibit of a filing (e.g. "EX-99.1", the press release attached to an earnings 8-K), in chunks of about 24,000 characters. Pass the returned next_cursor to get the next chunk. Get accession numbers from list_filings. Source: SEC EDGAR.

Insider transactions reported on SEC Form 4, newest first: insider, role, date, transaction code, shares, price, holdings after, derivative flag and Rule 10b5-1 flag. Only non-derivative codes P and S count as open-market purchases/sales; derivative rows, awards (A), tax withholding (F), option exercises (M) and other codes are labelled not open-market. Includes Form 4/A amendments (an amendment replaces its original in the totals). Filings where the company reports as an owner of another issuer are skipped. since is a filing date (YYYY-MM-DD, default 12 months ago). Source: SEC EDGAR Form 4.

Company fundamentals from SEC XBRL filings (10-K/10-Q), newest period first.

metrics: any of revenue, gross_profit, operating_income, net_income, diluted_eps,
basic_eps, operating_cash_flow, capex, total_debt, cash, shares_diluted,
shares_outstanding (default: all). periods: "annual" or "quarterly". n: number of
periods (1-40). Each value carries the XBRL tag used, the period dates, the filing's
form, accession, filed date and URL. Missing values are null with a reason.
Source: SEC EDGAR XBRL companyfacts.

Next earnings date per ticker within days_ahead days (1-180, max 20 tickers).

Source: Finnhub earnings calendar; when Finnhub has nothing (or no key / unavailable) the
date is estimated from prior SEC 8-K Item 2.02 filings and marked estimated=True.
Each row names its own method and source. No EPS or revenue forecasts are returned.