Agent skill · data analytics · sundial-org
onchain
CLI for crypto portfolio tracking, market data, CEX history, and transaction lookups. Use when the user asks about crypto prices, wallet balances, portfolio values, Coinbase/Binance holdings, Polymarket predictions, or transaction details.
Why this skill is useful
Provides specific commands and workflows for tracking crypto portfolios and market data that the AI wouldn't reliably generate on its own.
What it needs
Requires onchain installed locally. Requires binance, coinbase, debank, helius account access. About 5k tokens when loaded. Last updated 2026-03-07. 639 stars on the source repository.
What this skill does
Onchain CLI CLI for crypto portfolio tracking, market data, and CEX history. First-Time Setup (Required) Before using most features, users must configure their API keys: This interactive wizard helps configure: Coinbase/Binance - For CEX balances and trade history DeBank - For EVM wallet data (Ethereum, Polygon, Arbitrum, etc.) Helius - For Solana wallet data Without setup: Only onchain price and onchain markets work (using free CoinGecko tier). Verify setup: Run onchain test to check which providers are configured and working. Agent note: If a command fails with "not configured" or "API key required", guide the user to run onchain setup first, then onchain test to verify. Invocation Commands Market Data Wallet Data Transaction Lookup Supports EVM chains (Ethereum, Polygon, Base, Arbitrum, Optimism, BSC, Avalanche, Fantom) and Solana. Accepts raw hashes or explorer URLs (etherscan.io, basescan.org, solscan.io, etc.). Example Output This output contains all available transaction data. The CLI queries Etherscan/Solscan APIs directly - there is no additional data available from other sources. CEX Data Prediction Markets Sentiment analysis: Analyzes prediction markets to determine bullish/bearish expectations: Tag filtering: Configure default excludes in ~/.config/onchain/config.json5: Configuration Global Options --json - Output as JSON (agent-friendly) --plain - Disable colors and emoji --timeout <ms> - Request timeout Configuration Config file: ~/.config/onchain/config.json5 Required API Keys Feature API Key Get Key --------- --------- --------- EVM wallets DEBANKAPIKEY DeBank Solana wallets HELIUSAPIKEY Helius Coinbase CEX COINBASEAPIKEY + COINBASEAPISECRET Coinbase Binance CEX BINANCEAPIKEY + BINANCEAPISECRET Binance Optional API Keys Feature API Key Notes --------- --------- ------- Market data COINGECKOAPIKEY Free tier works, Pro for higher limits Market fallback COINMARKETCAPAPIKEY Alternative market data source EVM tx lookup ETHERSCANAPIKEY For onchain tx on EV …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills sundial-org/onchain