TejasMate/InjectiveMCP

Injective Wallet MCP Server

An MCP server implementation enabling wallet creation and token transfers on the Injective blockchain.

Features

• Wallet Management: Create and manage your Injective wallet
• Token Transfers: Send INJ and other tokens to any Injective address
• Balance Queries: Check your wallet balance for any token denomination

Functions

create-wallet

• Description: Create a new Injective wallet. If a wallet already exists, returns the existing address.
• Behavior:
  • Creates a new Injective wallet and saves the seed to a secure file.
  • If a wallet already exists, returns the existing wallet address.
  • The wallet information is stored in the Documents directory under the file name injective_wallet.json.

transfer-token

• Description: Transfer tokens from your Injective wallet to another address.
• Inputs:
  • amount (number): Token amount to transfer, greater than 0.
  • recipient (string): Recipient's Injective address (begins with inj).
  • denom (string, optional): Token denomination (default: inj).
• Behavior:
  • Verifies the recipient's address.
  • Performs a token transfer on the Injective blockchain.
  • Returns transaction details including hash and amount.

query-balance

• Description: Query the balance of your Injective wallet.
• Inputs:
  • denom (string, optional): Token denomination (default: inj).
• Behavior:
  • Retrieves the balance of the specified token denomination for your wallet.
  • Returns address and balance information.

swap-token

• Description: Swap one token for another on Injective using spot market orders.
• Inputs:
  • fromDenom (string): Source token denomination (e.g., 'inj', 'peggy0x...').
  • toDenom (string): Destination token denomination (e.g., 'inj', 'factory/...').
  • amount (number): Amount of source token to swap.
  • slippage (number, optional): Slippage tolerance percentage (default: 1%).
• Behavior:
  • Finds the appropriate spot market for the token pair.
  • Places a market order to execute the swap at the best available price.
  • Returns information about the swap including estimated output amount, execution price, and transaction hash.
  • Falls back to simulation mode when a real swap cannot be executed (displays a clear "SIMULATED" label).

Configuration

Usage with Claude Desktop

1. Add this to your claude_desktop_config.json:

{
  "mcpServers": {
    "injective-wallet": {
      "command": "node",
      "args": [
        "/ABSOLUTE/PATH/TO/dist/index.js"
      ]
    }
  }
}

Testing with MCP Inspector

You can test your MCP server using the MCP Inspector:

# Install the inspector globally
npm install -g @modelcontextprotocol/inspector

# Run your server with the inspector
npx @modelcontextprotocol/inspector node dist/index.js

Development

To build and run the project:

# Install dependencies
npm install

# Build the project
npm run build

# Run the server
node dist/index.js

License

This MCP server is licensed under the MIT License.

Screenshots