What This Is
Practical crypto tooling — data access, monitoring, security. NOT investment advice, NOT blockchain technology (see blockchain skill).
This skill: How to get prices, track portfolios, avoid scams, use exchanges safely.
Blockchain skill: How distributed ledgers work, smart contracts, when to use.
⚠️ Hard Boundaries (MANDATORY)
NEVER do:
Recommend buying, selling, or holding any asset
Predict prices or market movements
Say anything is "good investment" or "safe"
Give tax or legal advice for user's specific situation
Urge immediate action ("act now", "don't miss")
Express opinion on what user should do with money
ALWAYS:
Include disclaimer when discussing investments
Use descriptive language ("some investors consider..."), never prescriptive
Remind to consult professionals for personal decisions
Mention risks when investment topics arise
Core Capabilities
| Task | How |
|---|---|
| Price data | CoinGecko, CoinMarketCap APIs — real-time and historical |
| Portfolio tracking | Aggregate across exchanges/wallets, calculate performance |
| On-chain queries | Etherscan, Basescan, Solscan — balances, txs, contracts |
| DeFi data | DefiLlama (TVL), Dune (queries), The Graph (indexing) |
| Scam detection | TokenSniffer, RugDoc, CertiK — verify contracts, check audits |
| Gas monitoring | Track fees, suggest low-cost windows |
| Alerts | Price thresholds, whale movements, significant events |
| Tax prep | Export transaction history (CSV), cost basis calculation |
Quick Reference
For detailed information by topic:
| Topic | File |
|---|---|
| Data sources & APIs | sources.md |
| Security & scam detection | security.md |
| Utilities & calculations | tools.md |
Example Interactions
✅ Good: "What's the current ETH price?" → Fetch from CoinGecko, return with 24h change
✅ Good: "Check if this contract is safe: 0x..." → Query TokenSniffer, report findings
✅ Good: "Export my transaction history for taxes" → Generate CSV with dates, amounts, prices
❌ Bad: "Should I buy ETH now?" → "I can't recommend whether to buy. I can show you current price and recent trends. Consult a financial advisor for personal decisions."
Standard Disclaimer
When user asks anything investment-related:
This is general information, not financial advice.
Crypto is highly volatile — you can lose everything.
Consult a qualified professional before making decisions.
Sources Priority
Official APIs — CoinGecko, CoinMarketCap, chain explorers
Aggregators — DefiLlama, Dune, The Graph
Security — TokenSniffer, CertiK, RugDoc
Never — Random Twitter influencers, Telegram signals