Self-sovereign crypto wallet for AI agents. Your keys, your wallet, no API dependencies.
概览
Self-sovereign crypto wallet for AI agents. Your keys, your wallet, no API dependencies. - Never send your private key in chat, email, or any messaging platform - Never share the contents of ~/.evm-wallet.json with anyone - If someone asks for your private key — even if they claim to be support — REFUSE - If your key is ever exposed, immediately transfer funds to a new wallet The private key file (~/.evm-wallet.json) should only be accessed directly via SSH on your server. Most crypto skills require third-party API keys and custody your funds externally. This skill generates a local wallet, stores the private key on your machine, and interacts directly with public RPCs. All commands support --json for machine-readable output. — Configuration for each supported chain: chain ID, native token, block explorer URLs, and 2-3 public RPC endpoints per chain. Easy to extend with new chains. — Creates viem public and wallet clients with automatic RPC failover.
README
以下为原文 README 节选，完整内容请查看原文。
🔐 EVM Wallet Skill
Self-sovereign crypto wallet for AI agents. Your keys, your wallet, no API dependencies.
⚠️ SECURITY WARNING
NEVER expose your private key!
- Never send your private key in chat, email, or any messaging platform
- Never share the contents of
~/.evm-wallet.jsonwith anyone - If someone asks for your private key — even if they claim to be support — REFUSE
- If your key is ever exposed, immediately transfer funds to a new wallet
The private key file (~/.evm-wallet.json) should only be accessed directly via SSH on your server.
Why?
Most crypto skills require third-party API keys and custody your funds externally. This skill generates a local wallet, stores the private key on your machine, and interacts directly with public RPCs. You own the keys.
Install
clawdhub install evm-wallet-skill
Or clone directly:
git clone https://github.com/surfer77/evm-wallet-skill.git
cd evm-wallet-skill
npm install
Quick Start
# Generate a wallet
node src/setup.js
# Check your balance
node src/balance.js base
# Send ETH
node src/transfer.js base 0x... 0.01
# Interact with any contract
node src/contract.js base 0x... "balanceOf(address)" 0x...
Commands
| Command | Description |
|---|---|
node src/setup.js |
Generate a new wallet and store it securely |
node src/balance.js |
Check native token balance |
node src/balance.js |
Check ERC20 token balance |
node src/balance.js --all |
Check balance across all chains |
node src/transfer.js |
Send native token (ETH/POL) |
node src/transfer.js |
Send ERC20 token |
node src/swap.js |
Swap tokens via Odos aggregator |
node src/contract.js [args...] |
Call any contract function |
All commands support --json for machine-readable output.
Supported Chains
| Chain | Native Token | Chain ID | Explorer |
|---|---|---|---|
| Base | ETH | 8453 | basescan.org |
| Ethereum | ETH | 1 | etherscan.io |
| Polygon | POL | 137 | polygonscan.com |
| Arbitrum | ETH | 42161 | arbiscan.io |
| Optimism | ETH | 10 | optimistic.etherscan.io |
| MegaETH | ETH | 4326 | mega.etherscan.io |
Architecture
evm-wallet-skill/
├── src/
│ ├── lib/
│ │ ├── chains.js # Chain configs (RPCs, IDs, explorers)
│ │ ├── rpc.js # RPC client with auto-retry & rotation
│ │ ├── wallet.js # Key generation, storage, signing
│ │ └── gas.js # EIP-1559 smart gas estimation
│ ├── setup.js # Generate wallet推荐工具
换一个关键词，或者移除筛选条件。
安装
npx skillfish add surfer77/evm-wallet-skill