Changelog

June 2026

• Early-access pricing — Pro now $29/month while we grow the roster and user base
• Early adopters lock in the rate

June 2026

• Multi-asset expansion — BTC, LINK, XRP, and DOGE now live alongside ETH (five assets total)
• Each asset positioned for its strongest follower venue (ETH on Coinbase Spot; BTC, LINK, XRP, DOGE on Bybit Spot)
• Every new asset validated against live data before launch — ~82–91% follow-through
• Tested and dropped candidates that didn't clear the bar (SOL, SUI, APT)

April 18, 2026

• Cross-exchange ETH signal detection live — Binance Futures lead, Coinbase Spot follower
• REST API with 7 endpoints (signals, stats, account, API keys)
• Real-time WebSocket stream at wss://api.leadedge.dev/v1/stream
• Free tier (30-second delay, 100 API calls/day, 1 WebSocket connection)
• Pro tier ($99/mo or $948/yr — real-time, 10,000 API calls/day, 3 WebSocket connections)
• Dashboard with API key management and signal history
• Stripe billing with customer portal for self-service subscription management
• Google and GitHub OAuth
• Full API documentation at /docs

April 14, 2026

• Signal detection engine deployed to Railway (24/7 uptime)
• Supabase database with row-level security for user isolation
• Rate limiting per API key
• Outcome tracking — every signal gets verified against actual follower price movement
• Welcome, upgrade, and cancellation emails via Resend

April 2026

• Phase 1 data collection — 9.4M price updates across 5 exchanges over 7 days
• Validated lead/lag relationship: Binance Futures leads Coinbase Spot with 90.7% follow-through at 0.1% threshold
• Confirmed profitability at maker fee levels (0.04%-0.08% round-trip)
• Statistical significance established across 315+ signals per week