Skills and MCP tagged “ethereum”

nodejs-keccak256 affaan-m skill Catches NIST SHA3 used where Ethereum expects Keccak-256. Useful when a selector, signature or storage slot comes out wrong. Claude Code CX Codex Cursor +1 4,800installs verified-agent-identity BillionsNetwork skill This skill gives an agent an Ethereum DID on the Billions Network and a way through 402 Payment Required responses. Use it when an agent has to prove who owns it or pay for API access. Claude Code CX Codex Cursor +1 8,200installs token-integration-analyzer trailofbits skill Checks ERC20 and ERC721 implementations plus code that integrates external tokens. Use it before accepting tokens with non-standard transfer or approval behaviour. Claude Code CX Codex Cursor +1 5,500installs gmgn-market GMGNAI skill Fetches crypto candlestick charts, trending tokens, and launchpad feeds via GMGN API. Useful for tracking new meme coins and checking contract risks directly from the agent. Claude Code CX Codex Cursor +1 17,800installs gmgn-token GMGNAI skill Researches a token by address through the GMGN API, covering price, liquidity, holders and contract risk. Use it before assessing a token purchase. Claude Code CX Codex Cursor +1 17,700installs blockchain-developer Seth Hobson subagent Helps build and review smart contracts, DeFi protocols, and Web3 apps. Use it for blockchain infrastructure and integrations across several ecosystems. Claude Code CX Codex Cursor 375installs