Flow MCP Server
About
Model Context Protocol (MCP) server for Flow blockchain with direct RPC communication
Explore
- Get account balances (FLOW and tokens)
- Execute Flow scripts
- Send transactions
- Resolve domains to Flow addresses
- Interact with Flow contracts
- Full MCP compliance for AI agent integration
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
Setup
1. Clone the repository:
git clone https://github.com/lmcmz/flow-mcp-server.git
cd flow-mcp-server
2. Install dependencies:
# Using npm
npm install
# Using Bun (recommended)
bun install
3. (Optional) Create a .env file with your configuration:
PORT=3000
FLOW_NETWORK=testnet # Optional: defaults to 'mainnet' if not specified
The server automatically uses the Flow mainnet by default. You only need to configure the environment if you want to use the testnet or a custom port.
get_flow_balance
Get FLOW balance for an address
get_token_balance
Get token balance for an address
execute_script
Execute a Cadence script
send_transaction
Send a signed transaction to the Flow blockchain
resolve_domain
Resolve a .find or .fn domain to a Flow address
- get_flow_balance - Get FLOW balance for an address
- get_token_balance - Get token balance for an address
- execute_script - Execute a Cadence script
- send_transaction - Send a signed transaction to the Flow blockchain
- resolve_domain - Resolve a .find or .fn domain to a Flow address
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"flow mcp server": {
"flow-mcp-server-outblock": {
"command": "bun",
"args": [
"dev"
]
}
}
}
}McpServers
{
"flow-mcp-server-outblock": {
"command": "bun",
"args": [
"dev"
]
}
}Model Context Protocol (MCP) server for Flow blockchain with direct RPC communication.
This server implements the Model Context Protocol and provides tools for interacting with the Flow blockchain directly through RPC calls.
Features
- Get account balances (FLOW and tokens)
- Execute Flow scripts
- Send transactions
- Resolve domains to Flow addresses
- Interact with Flow contracts
- Full MCP compliance for AI agent integration
Setup
1. Clone the repository:
git clone https://github.com/lmcmz/flow-mcp-server.git
cd flow-mcp-server
2. Install dependencies:
# Using npm
npm install
# Using Bun (recommended)
bun install
3. (Optional) Create a .env file with your configuration:
PORT=3000
FLOW_NETWORK=testnet # Optional: defaults to 'mainnet' if not specified
The server automatically uses the Flow mainnet by default. You only need to configure the environment if you want to use the testnet or a custom port.
Usage
Starting the server
```bash
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