io.github.e2xlabs/stablecoinx-mcp

Official

StablecoinX

Drive a StablecoinX business account — auth, API keys, sessions, paymaster, and webhooks.

Manage StablecoinX business accounts including authentication, API keys, and webhooks.

Install

Configuration

Environment variables

SCX_STATE_PASSPHRASErequiredsecret

Passphrase used to encrypt the local state file (JWT / API key / session key) at rest. Pick any string. The harness endpoint, thirdweb client, origin and login chain are baked into the package — this is the only required input.

SCX_STATE_DIR

Optional. Directory for the encrypted local state file. Defaults to %APPDATA%/stablecoinx-mcp (Windows) or $XDG_CONFIG_HOME/stablecoinx-mcp.

claude_desktop_config.json

{
  "mcpServers": {
    "stablecoinx-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@stablecoinx/mcp@0.1.4",
        "setup"
      ],
      "env": {
        "SCX_STATE_PASSPHRASE": "<YOUR_SCX_STATE_PASSPHRASE>",
        "SCX_STATE_DIR": "<YOUR_SCX_STATE_DIR>"
      }
    }
  }
}