Self-custodial crypto portfolio: read EVM DeFi, sign on Ledger via WalletConnect.
npx -y recon-crypto-mcp{
"ETHEREUM_RPC_URL": "YOUR_VALUE_HERE",
"ARBITRUM_RPC_URL": "YOUR_VALUE_HERE",
"POLYGON_RPC_URL": "YOUR_VALUE_HERE",
"BASE_RPC_URL": "YOUR_VALUE_HERE",
"RPC_PROVIDER": "YOUR_VALUE_HERE",
"RPC_API_KEY": "YOUR_SECRET_VALUE",
"ETHERSCAN_API_KEY": "YOUR_SECRET_VALUE",
"ONEINCH_API_KEY": "YOUR_SECRET_VALUE",
"WALLETCONNECT_PROJECT_ID": "YOUR_SECRET_VALUE"
}Add this server entry to the mcpServers object in your Claude Desktop config, then restart the app.
{
"mcpServers": {
"io-github-szhygulin-recon-crypto-mcp": {
"command": "npx",
"args": [
"-y",
"recon-crypto-mcp"
],
"env": {
"ETHEREUM_RPC_URL": "YOUR_VALUE_HERE",
"ARBITRUM_RPC_URL": "YOUR_VALUE_HERE",
"POLYGON_RPC_URL": "YOUR_VALUE_HERE",
"BASE_RPC_URL": "YOUR_VALUE_HERE",
"RPC_PROVIDER": "YOUR_VALUE_HERE",
"RPC_API_KEY": "YOUR_SECRET_VALUE",
"ETHERSCAN_API_KEY": "YOUR_SECRET_VALUE",
"ONEINCH_API_KEY": "YOUR_SECRET_VALUE",
"WALLETCONNECT_PROJECT_ID": "YOUR_SECRET_VALUE"
}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json%APPDATA%\Claude\claude_desktop_config.jsonNo remote HTTP endpoint is advertised. Use the package or stdio setup shown in Install.
Recon Crypto MCP is an MCP server for Self-custodial crypto portfolio: read EVM DeFi, sign on Ledger via WalletConnect.. It supports STDIO transport.
Use the generated config in Install. This server runs with npx -y recon-crypto-mcp; add any required environment variables before starting your client.
Choose the Claude Desktop tab in Install and copy the config for npx -y recon-crypto-mcp. Add required environment variables before starting Claude Desktop.
Choose the Claude Code tab in Install and copy the config for npx -y recon-crypto-mcp. Add required environment variables before starting Claude Code.
Choose the Codex tab in Install and copy the config for npx -y recon-crypto-mcp. Add required environment variables before starting Codex.
Choose the Cursor or VS Code tab in Install and copy the config for npx -y recon-crypto-mcp. Add required environment variables before starting Cursor or VS Code.
Recon Crypto MCP uses STDIO transport. Use the package or command config in Install.
Recon Crypto MCP inventory is listed when the MCP endpoint exposes tools, resources, or prompts. Some servers require auth first.
Recon Crypto MCP does not advertise a verified auth requirement. If discovery fails, it may still need provider login, an API key, a bearer token, or a session header.
| Package | Registry | Version | Inputs |
|---|---|---|---|
recon-crypto-mcpstdio | npm | 0.3.1 | Env: ETHEREUM_RPC_URL Env: ARBITRUM_RPC_URL Env: POLYGON_RPC_URL Env: BASE_RPC_URL Env: RPC_PROVIDER Env: RPC_API_KEY secret Env: ETHERSCAN_API_KEY secret Env: ONEINCH_API_KEY secret Env: WALLETCONNECT_PROJECT_ID secret |