--- title: 'Trading Calendar' description: 'Real-time market trading days and holiday information' --- ## Overview The Trading Calendar API provides real-time metrics about NYSE (New York Stock Exchange) trading days and upcoming market holidays. ## Features Trading days left in month and year Upcoming market closure information Is the market open today/tomorrow? View upcoming market holidays ## API Endpoint ### GET /api/trading-calendar/metrics Returns trading calendar metrics including remaining trading days and next market holiday. **Authentication**: Required (OAuth 2.0) **Response**: ```json { "success": true, "remaining_trading_days_month": 14, "remaining_trading_days_year": 36, "next_market_holiday": { "name": "Thanksgiving Day", "date": "2025-11-27" }, "days_until_next_market_holiday": 19, "upcoming_holidays": [ { "name": "Thanksgiving Day", "date": "2025-11-27", "days_until": 19 }, { "name": "Christmas Day", "date": "2025-12-25", "days_until": 47 } ], "is_market_open_today": false, "is_market_open_tomorrow": false, "timezone": "America/New_York" } ``` ## Response Fields | Field | Type | Description | |-------|------|-------------| | `remaining_trading_days_month` | integer | Trading days left in current month | | `remaining_trading_days_year` | integer | Trading days left in current year | | `next_market_holiday` | object | Next market closure info | | `days_until_next_market_holiday` | integer | Days until next closure | | `upcoming_holidays` | array | List of upcoming holidays (up to 10) | | `is_market_open_today` | boolean | Market open today? | | `is_market_open_tomorrow` | boolean | Market open tomorrow? | ## Data Source Uses `pandas_market_calendars` library for accurate NYSE calendar data. ## Next Steps View full API documentation Analyze trading performance