Free 14-day Pro trial with no credit card required. Pro subscription options: $19/month (billed monthly), $144/year (save 37%), or $12/month for founding members (locked forever, first 150 subscribers only).
Key features
Live exchange rates for 166 currencies
JSON and XML response formats
Historical data back to year 2000
API Playground for testing requests
Analytics and monitoring dashboard
Team management and API key management
IP whitelisting and blacklisting
SDKs for multiple programming languages
Multiple API endpoints including convert and timeframe
Full S&P 500 market scanner with 500+ tickers
IV Rank and Edge Score for options signals
Options signals including Greeks, skew and term structure
Events calendar for earnings, ex-dividend and clinical trials
Risk heat map dashboard for market overview
Strategy scanners including Wheel and Covered Calls
What makes it different
330 edge locations worldwide for ultra-low latency
Handles over 50 million monthly requests
99.9% uptime guarantee
Average response time of ~50 milliseconds
Free plan available for hobby projects and open-source
Combines earnings, legal, clinical trials, SEC filings and FDA actions in one risk score
Edge Score identifies premium-selling opportunities by combining IV Rank and catalyst risk
Risk score instantly re-weights to any option expiry window without new scan
Data updated every 30 minutes for S&P 500 stocks
Built by independent team of options traders with no VC roadmap