skills-ws/skills/onchain-analytics/SKILL.md

87 agent skills for AI coding assistants — marketing, growth, web3, dev, design & operations. Built for OpenClaw, Claude Code, Cursor, and Codex.

---
name: onchain-analytics
description: "On-chain EVM data analysis — Dune (DuneSQL/Trino), Etherscan V2 multichain API, The Graph, Alchemy/Infura RPC, token/holder/whale flows, DeFi & NFT metrics, mempool/MEV, dashboards. Use when querying blockchain data, building crypto dashboards, computing TVL/volume/holder distribution, or profiling wallets."
---
# On-Chain Analytics

Sibling skills: protocol integration patterns → `defi-integration`; contract review → `smart-contract-auditor`; on-chain trade execution → `wallet-integration`; prediction markets → `polymarket-trading`.

## Reference guide

Read only the references needed for the current request:

- **0. The 2026 On-Chain Data Stack — pick the right layer**: [references/0-the-2026-on-chain-data-stack-pick-the-right-layer.md](references/0-the-2026-on-chain-data-stack-pick-the-right-layer.md)
- **1. Dune Analytics SQL Queries**: [references/1-dune-analytics-sql-queries.md](references/1-dune-analytics-sql-queries.md)
- **2. Etherscan API (V2 — unified multichain)**: [references/2-etherscan-api-v2-unified-multichain.md](references/2-etherscan-api-v2-unified-multichain.md)
- **3. The Graph — Subgraph Queries (decentralized network)**: [references/3-the-graph-subgraph-queries-decentralized-network.md](references/3-the-graph-subgraph-queries-decentralized-network.md)
- **4. Alchemy / Infura Enhanced APIs**: [references/4-alchemy-infura-enhanced-apis.md](references/4-alchemy-infura-enhanced-apis.md)
- **5. Wallet Profiling**: [references/5-wallet-profiling.md](references/5-wallet-profiling.md)
- **6. DeFi Metrics**: [references/6-defi-metrics.md](references/6-defi-metrics.md)
- **7. NFT Analytics**: [references/7-nft-analytics.md](references/7-nft-analytics.md)
- **8. Mempool Monitoring**: [references/8-mempool-monitoring.md](references/8-mempool-monitoring.md)
- **9. Building Dashboards**: [references/9-building-dashboards.md](references/9-building-dashboards.md)
- **10. Useful API Endpoints**: [references/10-useful-api-endpoints.md](references/10-useful-api-endpoints.md)
- **11. Verification & reproducibility checklist**: [references/11-verification-reproducibility-checklist.md](references/11-verification-reproducibility-checklist.md)