Tradier

Extra Credit builds an outline of Tradier's docs the first time your work uses it. Until then, start at the official documentation.

• Styvio Realtime and historical stock data and current stock sentiment
• Sugra One API for market data, economics, commodities, climate, and global news. LLM-ready JSON
• Tax Data Instant VAT number and tax validation across the globe
• TickerInside Holdings of every US ETF, which ETFs hold a stock, and overlap between funds, each dated
• TickerLayer Real-time and historical market data for stocks, forex, crypto and more
• Top 5 Stocks Daily AI-ranked stock and crypto watchlists
• Twelve Data Stock market data (real-time & historical)
• Undertow Public market-depth and sized exit estimates, not executable quotes
• US Mortgage Calculator Mortgage payment, amortization, affordability and 50-state property tax data
• USTariffRates US HTS lookup and origin-specific tariff breakdowns with source context
• VAT Validation Validate VAT numbers and calculate VAT rates
• VoxOdds Polymarket and Kalshi odds, all-in executable quotes, EV checks and audited forecast scores