Agent skill · software engineering · sundial-org
crypto-tracker
Track crypto prices, set alerts, and search coins via CoinGecko API.
Why this skill is useful
Adds executable scripts for tracking crypto prices and managing alerts that aren't in public docs.
What it needs
Requires uv installed locally. About 2k tokens when loaded. Last updated 2026-03-07. 639 stars on the source repository.
What this skill does
Crypto Tracker Track cryptocurrency prices, set price/percentage alerts, and search coins using the free CoinGecko API (no API key required). Quick Commands Check Prices Search Coins Manage Alerts Coin Aliases Common symbols are automatically resolved: btc → bitcoin eth → ethereum sol → solana doge → dogecoin ada → cardano xrp → ripple dot → polkadot matic → polygon link → chainlink avax → avalanche-2 ltc → litecoin Alert Types Type Example Triggers When ------ --------- --------------- above alert user btc above 100000 Price >= $100,000 below alert user eth below 3000 Price <= $3,000 change alert user btc change 5 24h change >= ±5% drop alert user sol drop 10 24h change <= -10% rise alert user eth rise 15 24h change >= +15% Cron Integration Check alerts periodically (e.g., every 15 minutes): Returns triggered alerts with user IDs for notification. Data Storage Alerts stored in {baseDir}/data/alerts.json with: Per-user alert tracking Cooldown between repeat notifications (default: 1 hour) Last triggered timestamp Notes CoinGecko free tier: ~10-30 requests/minute (no API key needed) 15,000+ coins supported Use --json-output flag for machine-readable output
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills sundial-org/crypto-tracker