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MCP server for Base wallet interactions: balances, gas, tokens, allowances, ENS.
About
MCP server for Base wallet interactions: balances, gas, tokens, allowances, ENS.
Security Report
7.5
Moderate7.5Low RiskValid MCP server (2 strong, 4 medium validity signals). 3 known CVEs in dependencies (0 critical, 2 high severity) Imported from the Official MCP Registry. 1 finding(s) downgraded by scanner intelligence.
3 files analyzed · 4 issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Permissions Required
This plugin requests these system permissions. Most are normal for its category.
What You'll Need
Set these up before or after installing:
Base mainnet RPC URL (defaults to https://mainnet.base.org)
Environment variable: RPC_URL
How to Install
Add this to your MCP configuration file:
{
"mcpServers": {
"io-github-lordbasilaiassistant-sudo-base-wallet-toolkit": {
"env": {
"RPC_URL": "your-rpc-url-here"
},
"args": [
"-y",
"base-wallet-toolkit-mcp"
],
"command": "npx"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
base-wallet-toolkit-mcp
An MCP server for AI agents to interact with Base chain wallets. Check balances, estimate gas, inspect tokens, verify allowances, and more.
Install
npx -y base-wallet-toolkit-mcp
Tools
| Tool | Description |
|---|---|
check_balances | Get ETH + ERC-20 token balances for any wallet |
get_gas_estimate | Estimate gas cost for a transaction on Base |
get_token_info | Get ERC-20 token details (name, symbol, supply, decimals) |
check_allowance | Check token approval/allowance status |
get_base_gas_price | Get current Base gas price and typical tx costs |
resolve_address | Resolve ENS name to address (or reverse lookup) |
get_tx_status | Check transaction status and details by hash |
Setup
Add to your MCP client config (Claude Code, Cursor, etc.):
{
"mcpServers": {
"base-wallet-toolkit": {
"command": "npx",
"args": ["-y", "base-wallet-toolkit-mcp"]
}
}
}
No API keys required. All tools are read-only and use public Base RPC.
Use Cases
- Portfolio tracking: Check ETH and token balances across wallets
- Pre-trade checks: Verify allowances before swaps, estimate gas costs
- Token research: Look up any ERC-20 token details on Base
- Transaction monitoring: Check if a tx confirmed, reverted, or is pending
- ENS resolution: Convert between ENS names and addresses
- Gas optimization: Monitor Base gas prices to time transactions
Chain
- Network: Base mainnet (chainId 8453)
- RPC: Uses public Base RPC by default, configurable via
RPC_URLenv var - ENS: Resolves via Ethereum mainnet (configurable via
ETH_RPC_URL)
License
MIT
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