majiayu000 Market Data Skill
Fetch cryptocurrency prices, market caps, charts, and trending tokens.
Overview
Provide real-time and historical market data for cryptocurrencies using public APIs (CoinGecko free tier).
Capabilities
- Price lookup: Current price of any token in USD/BTC/ETH
- Market overview: Top tokens by market cap, 24h volume, gainers/losers
- Trending tokens: Currently trending on CoinGecko
- Price history: Historical price data for charting
- Token search: Find tokens by name or symbol
Data Sources
- CoinGecko API (free, no key required for basic queries)
- On-chain price from DEX pools via
read_contractwhen needed
Example Interactions
User: "What's the price of ETH?" Action: Query CoinGecko for ethereum price, report USD value and 24h change
User: "Show me trending tokens" Action: Query CoinGecko trending endpoint, list top 10 with prices
User: "How has BNB performed this week?" Action: Query 7-day price history, summarize with high/low/change
Notes
- Rate limits: CoinGecko free tier allows ~30 calls/minute
- For on-chain token prices, use DEX router contracts
- Always show the data source and timestamp
- For detailed CoinGecko API usage (endpoints, parameters, ID lookup), see the
coingeckoskill