1
Turns an agent into a 19-chain crypto wallet: send tokens, swap on major DEXes, and bridge cross-chain.
Best Web3 Crypto Skills for Claude Code (2026)
The best Claude Code skills for web3 crypto work — from official skill repos to community contributors. Hand-filtered from 13 genuinely relevant results across 30,000+ skills.
✅ 10 curated📊 13 relevant in catalog
At a glance
Our top pick for web3 crypto is multichain-protocol: Turns an agent into a 19-chain crypto wallet: send tokens, swap on major DEXes, and bridge cross-chain. defi and analyzing-ethereum-smart-contract-vulnerabilities round out the podium. This list includes skills maintained by OpenClaw, Trail of Bits. 10 of the 10 picks are rated high-relevance for this exact use case.
2
Swap via DEX aggregators, check yields, and track DeFi positions across Ethereum, Polygon, Arbitrum, and Solana.
3
Runs Slither and Mythril to detect reentrancy, overflow, and access-control bugs in Solidity contracts.
4
Tests Solidity contracts end-to-end with Hardhat and Foundry, including mainnet forking.
5
Production-ready templates for building staking, AMM, governance, and lending protocols.
6
Implements ERC-721 and ERC-1155 with proper metadata, minting, and marketplace integration.
7
Provides on-demand crypto intelligence: token analytics, trending tokens, and wallet analysis via Heurist Mesh.
8
Trade spot, futures, options, and DeFi on OKX, one of the largest crypto exchanges.
9
Trail of Bits tool that maps state-changing contract entry points to focus a security audit.
10
Reviews contract architecture and upgradeability against Trail of Bits smart-contract best practices.
Frequently asked
What is the best web3 crypto skill for Claude Code?
multichain-protocol (from openclaw/skills) is our #1 pick. Turns an agent into a 19-chain crypto wallet: send tokens, swap on major DEXes, and bridge cross-chain. It ranked first out of 13 genuinely relevant skills we evaluated for web3 crypto.
Are there official web3 crypto skills from major companies?
Yes — this ranking includes skills maintained by OpenClaw, Trail of Bits. Official and corporate-maintained skills tend to be better documented and more actively updated than one-off community scripts.
How do I install a web3 crypto skill in Claude Code?
Open any skill on this list for full instructions. In most cases you copy the skill folder (with its SKILL.md) into your project's .claude/skills/ directory, or install it via the source repo's plugin marketplace. All 10 listed skills are open source and free.