Categories › Business & Finance › Market data, stocks & crypto
Seasonality by month for 9 markets, S&P 500 day by day this month, and US economic release dates.
Remote server: your requests and data go to marketcalendar.tech. Claude Code: claude mcp add --transport http the-market-calendar https://marketcalendar.tech/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
list_assets — List the markets covered (S&P 500, Nasdaq, Nasdaq-100, Dow, Russell 2000, Bitcoin, Ethereum, Crude Oil, Gold) with their data start dates.monthly_seasonality — Average and median return, share of years up, best and worst year for each calendar month of an asset. Use for 'what's the best month for X'month_detail — Deep dive on one month for one asset: average, median, % of years up, rank among the 12 months, recent years, the cumulative seasonal path tday_seasonality — How an asset has done on a calendar date across all years: average return, share of years up, rank among all days. Free for the S&P 500 in twindow_seasonality — Every past year's return over a calendar window (start and end MM-DD), with average, median, % of years up, best and worst years. Free for Sseasonal_trends — Bullish and bearish seasonal stretches as shown on The Market Calendar. Free: the S&P 500's trends touching the current month; the full yearseasonal_pattern — Statistics for well-known S&P 500 calendar effects: santa-claus-rally, sell-in-may, september-effect, best-days-of-the-year, worst-days-of-teconomic_calendar — Scheduled US economic releases (FOMC, CPI, jobs, PCE, GDP, PPI, retail sales, ISM, JOLTS) in a date range, with US Eastern times.Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.