| What it does | Market holiday and status APIs for financial markets
| Point-in-time market data API for backtesting and quantitative research
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| Stage | Not given
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| Founded | Not given
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| Based in | SG
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: 10 API calls/day. Bank & Currency Holidays: $99/mo with 100,000 API calls/day. Exchange Trading & Settlement Holidays: $99/mo with 100,000 API calls/day. All-in-one: $169/mo with 100,000 API calls/day. 15% discount available on yearly plans.
| Free: 1,000 calls/day, last 12 months of data. Look-back history: $195 for 5 years (one-time), $290 for 10 years, $385 for 15 years, $480 for 20 years, $575 for 25 years, $670 for 30 years, plus $19.95/month for daily updates. Individual products: GEX from $29 per ticker, futures from $49 per market
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| Key features | - REST API with JSON and CSV formats
- Live market open/close status for all exchanges
- Historical and forward holiday dates
- MCP server for AI agents
- Dashboard CSV downloads
- Coverage of 50 currencies and 61 exchanges
- Daily data updates
- Observed vs. original dates for settlement logic
- Half-day and early close times flagged
- Client libraries for Python, Java, MATLAB, Excel, Node.js, and R
| - 16,000+ US stocks including delisted names with 26+ years of history
- Point-in-time dealer gamma (GEX) for 11,209 stocks, ETFs and indexes since 2010
- 22,700+ macro series with historical vintages and revisions
- Intraday bars at 1-minute, 5-minute, 15-minute, 30-minute, hourly and daily resolutions
- SEC fundamentals and 13F institutional holdings point-in-time since 2013
- Python client with yfinance-style interface returning pandas DataFrames
- MCP server integration for AI agents including Claude and ChatGPT
- COT positioning data since 1986 for futures markets
- CSV and Parquet download formats with bulk file options
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| What makes it different | - Data sourced from central banks, exchanges and official government sources, reviewed daily
- Hosted MCP server allows AI assistants like Cursor and Claude to query calendars directly
- No-code CSV downloads from dashboard for non-developers
- Specialized for financial markets with 69 financial centres covered
- Covers all holiday types affecting financial settlement
| - Survivorship-free: includes 9,000+ delisted stocks that broker APIs omit for more realistic backtests
- Point-in-time accuracy prevents look-ahead bias in fundamentals and macro data
- All data accessible through single API without stitching multiple sources together
- Data ownership: purchased history is yours to download and keep forever
- Intraday bars back 26+ years unlike brokers that provide only 60 days
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 2 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 0 | 3 |
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| Citation Flow (Majestic) | 0 | 26 |
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| Referring domains (Majestic) | 0 | 18 |
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TradingCalendars.com
FinzData