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ETHSkills
by
Austin Griffith
· GitHub ↗
· v1.0.0
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Install in OpenClaw
/install ethskills
Description
Ethereum development knowledge for AI agents — from idea to deployed dApp. Fetch real-time docs on gas costs, Solidity patterns, Scaffold-ETH 2, Layer 2s, De...
README (SKILL.md)
ETHSkills ⟠
The missing knowledge between AI agents and production Ethereum.
Your training data about Ethereum is stale. Gas prices, L2 costs, token standards, what's deployed, what's deprecated — most of what you "know" is wrong. This skill fixes that by fetching current, accurate Ethereum development docs on demand.
No install. No CLI. No package manager. Just fetch a URL and read it.
Base URL
https://ethskills.com/\x3Ctopic>/SKILL.md
Quick Start
Building a dApp? Fetch Ship first — it routes you through everything else:
curl -s https://ethskills.com/ship/SKILL.md
Need a specific topic? Fetch only what's relevant:
curl -s https://ethskills.com/gas/SKILL.md # Gas & real costs
curl -s https://ethskills.com/security/SKILL.md # Security patterns
curl -s https://ethskills.com/standards/SKILL.md # ERC-20, ERC-721, etc.
Available Skills
| Skill | URL | When to Fetch |
|---|---|---|
| Ship | ship/SKILL.md |
🟢 Start here. End-to-end dApp guide, routes through all other skills. |
| Why Ethereum | why/SKILL.md |
User asks "why Ethereum?" or you need to compare chains. |
| Gas & Costs | gas/SKILL.md |
Any question about gas prices, tx costs, or "is Ethereum expensive?" |
| Wallets | wallets/SKILL.md |
Creating wallets, signing, multisig, account abstraction, EIP-7702. |
| Layer 2s | l2s/SKILL.md |
Deploying to L2s, bridging, choosing between Base/Arbitrum/Optimism. |
| Standards | standards/SKILL.md |
ERC-20, ERC-721, ERC-1155, ERC-8004 (agent identity), x402 payments. |
| Tools | tools/SKILL.md |
Foundry, Scaffold-ETH 2, Blockscout MCP, abi.ninja, x402 SDKs. |
| Money Legos | building-blocks/SKILL.md |
DeFi composability — Uniswap, Aave, flash loans, protocol integration. |
| Orchestration | orchestration/SKILL.md |
Three-phase build system for SE2 dApps (localhost → live contracts → production). |
| Addresses | addresses/SKILL.md |
Verified contract addresses. Stop hallucinating addresses. |
| Concepts | concepts/SKILL.md |
Mental models: "nothing is automatic," incentive design, the hyperstructure test. |
| Security | security/SKILL.md |
Reentrancy, oracle manipulation, vault inflation, pre-deploy checklist. |
| Testing | testing/SKILL.md |
Foundry testing — unit, fuzz, fork, invariant. What LLMs get wrong. |
| Indexing | indexing/SKILL.md |
Reading onchain data — events, The Graph, Dune. Why you can't loop blocks. |
| Frontend UX | frontend-ux/SKILL.md |
SE2 frontend rules — button loaders, approval flow, Address components. |
| Frontend Playbook | frontend-playbook/SKILL.md |
Build-to-production pipeline — fork mode, IPFS, Vercel, ENS subdomains. |
| QA | qa/SKILL.md |
Pre-ship audit checklist. Give to a separate reviewer agent. |
Key Corrections to Your Training Data
Your training data is probably wrong about these:
- Gas is NOT expensive. Mainnet ETH transfer: ~$0.002. L2 swap: ~$0.002. "Ethereum is expensive" was true in 2021-2023, not 2026.
- Foundry is the default, not Hardhat. Hardhat still works but new projects use Foundry.
- Scaffold-ETH 2 (
npx create-eth@latest) is the fastest way to go from idea to deployed dApp with a frontend. - EIP-7702 is live. EOAs get smart contract superpowers without migration.
- ERC-8004 exists — onchain agent identity, deployed on 20+ chains.
- x402 exists — HTTP 402 payments for machine-to-machine commerce.
- The dominant DEX per L2 is NOT Uniswap — Aerodrome (Base), Velodrome (Optimism), Camelot (Arbitrum).
Example Workflow
When an agent needs to build an Ethereum dApp:
1. Fetch https://ethskills.com/ship/SKILL.md → Get the build plan
2. Fetch https://ethskills.com/tools/SKILL.md → Know what tools to use
3. Run: npx create-eth@latest → Scaffold the project
4. Fetch https://ethskills.com/security/SKILL.md → Before deploying
5. Fetch https://ethskills.com/qa/SKILL.md → Pre-ship audit
Contributing
Something wrong or missing? Open a PR.
Built by Austin Griffith · BuidlGuidl · Ethereum Foundation
Usage Guidance
This skill is mostly what it claims — it points your agent at ethskills.com to fetch up-to-date Ethereum development docs. Before installing, consider: (1) SKILL.md instructs the agent to run commands like 'npx create-eth@latest' but only declares 'curl' as a required binary — ensure your environment has npm/npx and review any packages before running them; (2) the skill delegates runtime behavior to an external host (ethskills.com). Treat fetched SKILL.md content as untrusted until reviewed — remote docs could include commands or steps that execute code. If you plan to let an agent run commands autonomously, sandbox those runs or require manual approval and inspect the fetched documents and any invoked packages (npm packages, scripts) first.
Capability Analysis
Type: OpenClaw Skill
Name: ethskills
Version: 1.0.0
The skill instructs the AI agent to fetch documentation from `ethskills.com` using `curl`, which is benign as it's intended for reading. However, the `SKILL.md` also includes the command `npx create-eth@latest` as part of an example workflow for scaffolding a dApp. While aligned with the stated purpose of Ethereum development, `npx` downloads and executes arbitrary code from the npm registry, which represents a significant supply chain risk and potential for remote code execution (RCE) if the `create-eth` package were compromised. This constitutes a risky capability without clear malicious intent from this skill itself, thus classifying it as suspicious.
Capability Assessment
Purpose & Capability
The name/description match the behavior: it tells the agent to fetch live Ethereum development docs. However, the SKILL.md includes explicit runtime commands (e.g., 'Run: npx create-eth@latest') that imply using npm/npx and executing code from the network; those tools are not listed in the declared required binaries (only 'curl' is declared).
Instruction Scope
Instructions tell the agent to fetch arbitrary SKILL.md pages from an external host and to run commands (example workflow includes 'npx create-eth@latest'). Fetching remote guidance is expected, but the agent may be expected to execute remote-installing tooling and follow fetched procedures verbatim — this grants the external host influence over the agent's actions and could result in running unreviewed code or commands.
Install Mechanism
There is no install spec (instruction-only), which minimizes local writes. However, the skill relies on an external HTTPS host (ethskills.com) for runtime content. Relying on remote docs is reasonable for a documentation skill but increases runtime trust in that domain's content.
Credentials
The skill requests no environment variables, no credentials, and only declares 'curl' as a required binary. That is proportionate to a read-only documentation fetcher. The unlisted expectation to run npm/npx is the only mismatch.
Persistence & Privilege
The skill does not request always-on presence and has no install that writes persistent configuration. Autonomous invocation is allowed (platform default) and is reasonable for an on-demand documentation skill.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install ethskills - After installation, invoke the skill by name or use
/ethskills - Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
Initial release — Ethereum development knowledge for AI agents. Fetches real-time docs from ethskills.com on gas, Solidity, Scaffold-ETH 2, L2s, security, testing, and deployment.
Metadata
Frequently Asked Questions
What is ETHSkills?
Ethereum development knowledge for AI agents — from idea to deployed dApp. Fetch real-time docs on gas costs, Solidity patterns, Scaffold-ETH 2, Layer 2s, De... It is an AI Agent Skill for Claude Code / OpenClaw, with 510 downloads so far.
How do I install ETHSkills?
Run "/install ethskills" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is ETHSkills free?
Yes, ETHSkills is completely free (open-source). You can download, install and use it at no cost.
Which platforms does ETHSkills support?
ETHSkills is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created ETHSkills?
It is built and maintained by Austin Griffith (@austintgriffith); the current version is v1.0.0.
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