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web3agent MCP server

by Apegurus · io.github.Apegurus/web3agent

Web3 MCP proxy for AI agents: DeFi swaps, bridges, market data, wallets, and gated writes.

🤖 AI & Agentsnpmv0.6.2
Open in MCP HubGitHub repository ↗Website ↗

How to install web3agent

npm

claude mcp add web3agent -- npx -y [email protected]

Or add it to your MCP config (Claude Desktop, Cursor, VS Code):

{
  "mcpServers": {
    "web3agent": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ]
    }
  }
}

Environment variables:
CHAIN_ID – Default EVM chain ID. Defaults to Base mainnet (8453).
CONFIRM_WRITES – Require explicit confirmation before write operations execute. Defaults to true.
ETHERSCAN_API_KEY – Optional Etherscan API key for Etherscan-backed explorer tools.
ZEROX_API_KEY – Optional 0x API key for 0x swap plugin support.
COINGECKO_API_KEY – Optional CoinGecko API key for higher-rate market data.
CCXT_CONFIG_PATH – Optional local path to a CCXT account config JSON file.
OWS_PASSPHRASE – Optional Open Wallet Standard vault passphrase for persisted local wallets.

Replace placeholders in <angle brackets> with your own values. Review what a server can access before you enable it.

Details

Version
0.6.2
Published
2026-06-30
Updated
2026-06-30
Namespace
io.github.Apegurus
Source
Apegurus/web3agent

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