Flow MCP Server
About
Flow MCP Server is a Model Context Protocol (MCP) server that enables AI assistants to interact with the Flow blockchain. It provides a standardized interface for reading blockchain data, checking balances, resolving domains, executing scripts, and submitting transactions.
Explore
- Balance checking for Flow and fungible tokens
- Domain resolution for .find and .fn domains
- Script execution for reading blockchain data
- Transaction submission and monitoring
- Account information retrieval
- Flow configuration based on environment variables
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
Flow 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 can be configured using environment variables:
- PORT - HTTP port to listen on (if not set, defaults to stdio mode)
- FLOW_NETWORK - Flow network to connect to (mainnet, testnet, emulator)
- FLOW_ACCESS_NODE - Custom Flow access node URL
- LOG_LEVEL - Logging level (debug, info, warn, error)
git clone https://github.com/lmcmz/flow-mcp-server.git
cd flow-mcp-server
npm install
npm run build
npm start
get_balance
Get Flow balance for an address
get_token_balance
Get fungible token balance
get_account
Get account information
resolve_domain
Resolve a .find or .fn domain to an address
execute_script
Execute a Cadence script
send_transaction
Send a transaction to the blockchain
get_transaction
Get transaction details by ID
- get_balance - Get Flow balance for an address
- get_token_balance - Get fungible token balance
- get_account - Get account information
- resolve_domain - Resolve a .find or .fn domain to an address
- execute_script - Execute a Cadence script
- send_transaction - Send a transaction to the blockchain
- get_transaction - Get transaction details by ID
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"flow mcp server": {
"lmcmz_flow-mcp-server": {
"command": "npx",
"args": [
"-y",
"@outblock/flow-mcp-server",
"--stdio"
]
}
}
}
}McpServers
{
"lmcmz_flow-mcp-server": {
"command": "npx",
"args": [
"-y",
"@outblock/flow-mcp-server",
"--stdio"
]
}
}A Model Context Protocol (MCP) server for interacting with the Flow blockchain. This server enables AI assistants to access Flow blockchain data and perform operations through a standardized interface.
Features
- Balance checking for Flow and fungible tokens
- Domain resolution for .find and .fn domains
- Script execution for reading blockchain data
- Transaction submission and monitoring
- Account information retrieval
- Flow configuration based on environment variables
Installation
Using npx (Recommended)
npx -y @outblock/flow-mcp-server --stdio
Or specify HTTP mode with a port:
npx -y @outblock/flow-mcp-server --port 3000
Local Installation (For Development)
git clone https://github.com/lmcmz/flow-mcp-server.git
cd flow-mcp-server
npm install
npm run build
npm start
Usage
Running with npx
```bash
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