Base Web3 Action Mcp Server
About
A lightweight, high-performance Model Context Protocol (MCP) server for the Base L2 network. This server equips AI coding agents (such as Cursor, Windsurf, Zed, or Claude Desktop) with a powerful EVM toolset.
Details
- Author
- doodlemax
- Downloads
- 299
- Categories
- Other
Jump to
- Query native ETH or ERC-20 token balances on mainnet or sepolia.
- Resolve .base domain names via on-chain forward resolution.
- Build unsigned transaction data for token transfers.
- Generate Uniswap V3 swap payloads.
- Compile and produce custom contract deployment payloads.
- Deploy standard ERC-20 token contracts.
- Deploy standard ERC-721 NFT collection contracts.
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
Base Web3 Action Mcp ServerCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
The server exposes tools that can be invoked through any MCP-compatible client. Each tool accepts JSON parameters; no special configuration is required beyond connecting to a Base RPC endpoint.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"base web3 action mcp server": {
"base-web3": {
"command": "node",
"args": [
"./index.js"
],
"env": {
"BASE_BUILDER_CODE": "bc_3nsmabm6"
}
}
}
}
}McpServers
{
"base-web3": {
"command": "node",
"args": [
"./index.js"
],
"env": {
"BASE_BUILDER_CODE": "bc_3nsmabm6"
}
}
}Exposes 7 active Web3 tools for Base L2:
- get_balance: Query native ETH or ERC-20 token balances on mainnet or sepolia.
- resolve_basename: On-chain forward resolution for '.base' domain names.
- build_transfer: Generate unsigned transaction data for token transfers.
- build_swap: Generate Uniswap V3 swap payloads.
- build_deploy_contract: Compile and generate custom contract deployment payloads.
- build_deploy_token: Generate standard ERC-20 token deployment payloads.
- build_deploy_nft: Generate standard ERC-721 NFT collection deployment payloads.
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