MCP Server

Recon Crypto MCP MCP Server

Name: Recon Crypto MCP MCP Server
Author: io.github.szhygulin

io.github.szhygulin/recon-crypto-mcp

Repository Registry

What is the Recon Crypto MCP MCP server?

Self-custodial crypto portfolio: read EVM DeFi, sign on Ledger via WalletConnect.

How to install Recon Crypto MCP

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

ETHEREUM_RPC_URL
Custom Ethereum RPC endpoint (alternative to RPC_PROVIDER + RPC_API_KEY).
ARBITRUM_RPC_URL
Custom Arbitrum RPC endpoint.
POLYGON_RPC_URL
Custom Polygon RPC endpoint.
BASE_RPC_URL
Custom Base RPC endpoint.
RPC_PROVIDER
RPC provider name: 'infura' or 'alchemy'. Used together with RPC_API_KEY.
RPC_API_KEY
secret
API key for the chosen RPC_PROVIDER.
ETHERSCAN_API_KEY
secret
Etherscan API key for contract verification lookups.
ONEINCH_API_KEY
secret
1inch Developer Portal API key. Enables 1inch quote comparison in get_swap_quote.
WALLETCONNECT_PROJECT_ID
secret
WalletConnect Cloud project ID. Required for Ledger Live signing via WalletConnect.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "recon-crypto-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "recon-crypto-mcp"
      ],
      "env": {
        "ETHEREUM_RPC_URL": "<YOUR_ETHEREUM_RPC_URL>",
        "ARBITRUM_RPC_URL": "<YOUR_ARBITRUM_RPC_URL>",
        "POLYGON_RPC_URL": "<YOUR_POLYGON_RPC_URL>",
        "BASE_RPC_URL": "<YOUR_BASE_RPC_URL>",
        "RPC_PROVIDER": "<YOUR_RPC_PROVIDER>",
        "RPC_API_KEY": "<YOUR_RPC_API_KEY>",
        "ETHERSCAN_API_KEY": "<YOUR_ETHERSCAN_API_KEY>",
        "ONEINCH_API_KEY": "<YOUR_ONEINCH_API_KEY>",
        "WALLETCONNECT_PROJECT_ID": "<YOUR_WALLETCONNECT_PROJECT_ID>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "recon-crypto-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "recon-crypto-mcp"
      ],
      "env": {
        "ETHEREUM_RPC_URL": "<YOUR_ETHEREUM_RPC_URL>",
        "ARBITRUM_RPC_URL": "<YOUR_ARBITRUM_RPC_URL>",
        "POLYGON_RPC_URL": "<YOUR_POLYGON_RPC_URL>",
        "BASE_RPC_URL": "<YOUR_BASE_RPC_URL>",
        "RPC_PROVIDER": "<YOUR_RPC_PROVIDER>",
        "RPC_API_KEY": "<YOUR_RPC_API_KEY>",
        "ETHERSCAN_API_KEY": "<YOUR_ETHERSCAN_API_KEY>",
        "ONEINCH_API_KEY": "<YOUR_ONEINCH_API_KEY>",
        "WALLETCONNECT_PROJECT_ID": "<YOUR_WALLETCONNECT_PROJECT_ID>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "recon-crypto-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "recon-crypto-mcp"
      ],
      "env": {
        "ETHEREUM_RPC_URL": "<YOUR_ETHEREUM_RPC_URL>",
        "ARBITRUM_RPC_URL": "<YOUR_ARBITRUM_RPC_URL>",
        "POLYGON_RPC_URL": "<YOUR_POLYGON_RPC_URL>",
        "BASE_RPC_URL": "<YOUR_BASE_RPC_URL>",
        "RPC_PROVIDER": "<YOUR_RPC_PROVIDER>",
        "RPC_API_KEY": "<YOUR_RPC_API_KEY>",
        "ETHERSCAN_API_KEY": "<YOUR_ETHERSCAN_API_KEY>",
        "ONEINCH_API_KEY": "<YOUR_ONEINCH_API_KEY>",
        "WALLETCONNECT_PROJECT_ID": "<YOUR_WALLETCONNECT_PROJECT_ID>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "recon-crypto-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "recon-crypto-mcp"
      ],
      "env": {
        "ETHEREUM_RPC_URL": "<YOUR_ETHEREUM_RPC_URL>",
        "ARBITRUM_RPC_URL": "<YOUR_ARBITRUM_RPC_URL>",
        "POLYGON_RPC_URL": "<YOUR_POLYGON_RPC_URL>",
        "BASE_RPC_URL": "<YOUR_BASE_RPC_URL>",
        "RPC_PROVIDER": "<YOUR_RPC_PROVIDER>",
        "RPC_API_KEY": "<YOUR_RPC_API_KEY>",
        "ETHERSCAN_API_KEY": "<YOUR_ETHERSCAN_API_KEY>",
        "ONEINCH_API_KEY": "<YOUR_ONEINCH_API_KEY>",
        "WALLETCONNECT_PROJECT_ID": "<YOUR_WALLETCONNECT_PROJECT_ID>"
      }
    }
  }
}

Claude Code

claude mcp add recon-crypto-mcp --env ETHEREUM_RPC_URL=<YOUR_ETHEREUM_RPC_URL> --env ARBITRUM_RPC_URL=<YOUR_ARBITRUM_RPC_URL> --env POLYGON_RPC_URL=<YOUR_POLYGON_RPC_URL> --env BASE_RPC_URL=<YOUR_BASE_RPC_URL> --env RPC_PROVIDER=<YOUR_RPC_PROVIDER> --env RPC_API_KEY=<YOUR_RPC_API_KEY> --env ETHERSCAN_API_KEY=<YOUR_ETHERSCAN_API_KEY> --env ONEINCH_API_KEY=<YOUR_ONEINCH_API_KEY> --env WALLETCONNECT_PROJECT_ID=<YOUR_WALLETCONNECT_PROJECT_ID> -- npx -y recon-crypto-mcp

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