Build on Ethereum, up to date
Ask anything about building on Ethereum: make a token or NFT, deploy a contract, pick an L2 like Base or Arbitrum, find a verified contract address, estimate gas, set up a wallet or multisig, or check your Solidity for security bugs. Powered by ethskills.com, an open-source knowledge pack that fixes the stale Ethereum facts AI models get wrong.
Skills 21 in the ChatGPT listing
addresses Verified contract addresses for major Ethereum protocols across mainnet and L2s. audit Deep EVM smart contract security audit. Building blocks DeFi legos and protocol composability on Ethereum and L2s. concepts The essential mental models for building onchain — focused on what LLMs get wrong and what humans need explained. crops Use for every Ethereum dApp architecture plan and for reviews of existing systems, trust assumptions, custody, admin keys, pause or upgrade powers, hosted infra (RPC, indexer, paymaster, bundler, frontend host, oracle, sequencer), privacy, identity flows, agent permissions, stablecoin issuer risk, censorship resistance, user exit, and restrictive licenses (BUSL, SSPL). ethereum Start here for any Ethereum, crypto, or onchain question. Frontend playbook The complete build-to-production pipeline for Ethereum dApps. Frontend ux Frontend UX rules for Ethereum dApps that prevent the most common AI agent UI bugs. gas Current Ethereum gas prices, transaction costs, and the real economics of building on Ethereum today. indexing How to read and query onchain data — events, The Graph, indexing patterns. l2s Ethereum Layer 2 landscape — Arbitrum, Optimism, Base, zkSync, Scroll, Unichain, Celo, Robinhood Chain, and more. orchestration How an AI agent plans, builds, and deploys a complete Ethereum dApp. protocol How Ethereum evolves — EIP lifecycle, fork process, where decisions happen, and how to track upcoming changes. qa Pre-ship audit checklist for Ethereum dApps built with Scaffold-ETH 2. security Solidity security patterns, common vulnerabilities, and pre-deploy audit checklist. ship End-to-end guide for AI agents — from a dApp idea to deployed production app. standards Ethereum token and protocol standards — ERC-20, ERC-721, ERC-1155, ERC-4337, ERC-8004, and newer standards. testing Smart contract testing with Foundry — unit tests, fuzz testing, fork testing, invariant testing. tools Current Ethereum development tools, frameworks, libraries, RPCs, and block explorers. wallets How to create, manage, and use Ethereum wallets. Why ethereum Why build on Ethereum specifically. 
