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
Real-time exchange rates updated every 60 seconds
Official central bank and tax authority rates from 124 sources
160+ currencies supported
Historical exchange rate data with flexible date ranges
Multiple output formats: JSON, CSV, XML, XLSX
Official SDKs for JavaScript, Python, PHP, Rust and Go
Model Context Protocol (MCP) integration for AI agents
Bearer token authentication with simple setup
Low latency powered by Cloudflare edge network
99.9% measured uptime SLA
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
No markup on mid-market rates; sourced from institutional interbank market data
Official published rates from central banks served unmodified with publication dates
Rates updated every 60 seconds, faster than most competitors
Free tier never expires; no credit card required to start
One API key for all 124 central banks and tax authority sources
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