FlashBank MCP Server

Name: FlashBank MCP Server
Author: io.github.Rotwang9000

io.github.Rotwang9000/flashbank

Repository Registry

What is the FlashBank MCP server?

Fixed-fee P2P term loans (no oracles) and flash loans on Ethereum, Base, Arbitrum and Sepolia.

How to install FlashBank

Copy-paste configuration for popular MCP clients.

transport: stdio

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

Environment / auth

FLASHBANK_MCP_PRIVATE_KEY
secret
Optional EVM private key enabling write tools (create/take/repay offers, faucet). Omit for read-only mode. Use a throwaway key.
FLASHBANK_MCP_ALLOW_MAINNET
Set to 'true' to allow write tools on mainnets (Ethereum, Base, Arbitrum). Defaults to Sepolia-only writes.
FLASHBANK_MCP_RPC_SEPOLIA
Optional custom RPC URL override for Sepolia (similarly FLASHBANK_MCP_RPC_ETHEREUM / _BASE / _ARBITRUM).

Claude Desktop

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

{
  "mcpServers": {
    "flashbank": {
      "command": "npx",
      "args": [
        "-y",
        "@flashbank/mcp"
      ],
      "env": {
        "FLASHBANK_MCP_PRIVATE_KEY": "<YOUR_FLASHBANK_MCP_PRIVATE_KEY>",
        "FLASHBANK_MCP_ALLOW_MAINNET": "<YOUR_FLASHBANK_MCP_ALLOW_MAINNET>",
        "FLASHBANK_MCP_RPC_SEPOLIA": "<YOUR_FLASHBANK_MCP_RPC_SEPOLIA>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "flashbank": {
      "command": "npx",
      "args": [
        "-y",
        "@flashbank/mcp"
      ],
      "env": {
        "FLASHBANK_MCP_PRIVATE_KEY": "<YOUR_FLASHBANK_MCP_PRIVATE_KEY>",
        "FLASHBANK_MCP_ALLOW_MAINNET": "<YOUR_FLASHBANK_MCP_ALLOW_MAINNET>",
        "FLASHBANK_MCP_RPC_SEPOLIA": "<YOUR_FLASHBANK_MCP_RPC_SEPOLIA>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "flashbank": {
      "command": "npx",
      "args": [
        "-y",
        "@flashbank/mcp"
      ],
      "env": {
        "FLASHBANK_MCP_PRIVATE_KEY": "<YOUR_FLASHBANK_MCP_PRIVATE_KEY>",
        "FLASHBANK_MCP_ALLOW_MAINNET": "<YOUR_FLASHBANK_MCP_ALLOW_MAINNET>",
        "FLASHBANK_MCP_RPC_SEPOLIA": "<YOUR_FLASHBANK_MCP_RPC_SEPOLIA>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "flashbank": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@flashbank/mcp"
      ],
      "env": {
        "FLASHBANK_MCP_PRIVATE_KEY": "<YOUR_FLASHBANK_MCP_PRIVATE_KEY>",
        "FLASHBANK_MCP_ALLOW_MAINNET": "<YOUR_FLASHBANK_MCP_ALLOW_MAINNET>",
        "FLASHBANK_MCP_RPC_SEPOLIA": "<YOUR_FLASHBANK_MCP_RPC_SEPOLIA>"
      }
    }
  }
}

Claude Code

claude mcp add flashbank --env FLASHBANK_MCP_PRIVATE_KEY=<YOUR_FLASHBANK_MCP_PRIVATE_KEY> --env FLASHBANK_MCP_ALLOW_MAINNET=<YOUR_FLASHBANK_MCP_ALLOW_MAINNET> --env FLASHBANK_MCP_RPC_SEPOLIA=<YOUR_FLASHBANK_MCP_RPC_SEPOLIA> -- npx -y @flashbank/mcp

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