About
Griffin — Model Context Protocol server
README
Griffin MCP server (beta)
This is our beta model context protocol (MCP) server. It gives your AI agents an easy way to interact with the Griffin API. Use the server via any MCP client, including Claude Desktop and code editors like Cursor.
Prerequisites
- a Griffin API Key. Get one here at app.griffin.com/register
- Node.js (v16 or later)
- npm (v7 or later)
How to use Griffin's MCP server with Claude Desktop
To use this MCP server with Claude for Desktop:
Edit your Claude for Desktop configuration file at:
- macOS:
~/Library/Application Support/Claude/claude_desktop_config.json - Windows:
%APPDATA%\Claude\claude_desktop_config.json
- macOS:
Add the following to the
mcpServerssection:
{
"mcpServers": {
"griffin": {
"command": "npx",
"args": ["-y", "@griffinbank/mcp-server"],
"env": {
"GRIFFIN_API_KEY": "your-griffin-api-key"
}
}
}
}
- Restart Claude for Desktop
Safety
Do not attempt to use this MCP server with your live organisation API key. We have put safeguards in place to stop live API keys working, but nevertheless please avoid exposing your keys unnecessarily.
Features
- Open and close bank accounts
- Create and submit payments
- List resources, e.g. payments, bank accounts, legal persons
- Fetch information about specific resources
Tools Provided
create-and-submit-payment- Creates and submits a paymentopen-operational-account- Opens a new operational accountclose-bank-account- Closes a bank accountlist-bank-accounts- Lists all bank accountslist-legal-persons- Lists all legal personslist-payments- Lists all paymentslist-payees- Lists payees for a given legal personget-bank-account- Gets details for a specific bank accountget-legal-person- Gets details for a specific legal personget-payment- Gets details for a specific paymentget-payee- Gets details for a specific payeelist-transactions- Lists the latest transactions for a bank account
Give us feedback
Reach out to us at [email protected] or join our Slack community
Installing Griffin
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/griffinbank/griffin-mcp-serverFAQ
Is Griffin MCP free?
Yes, Griffin MCP is free — one-click install via Unyly at no cost.
Does Griffin need an API key?
No, Griffin runs without API keys or environment variables.
Is Griffin hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Griffin in Claude Desktop, Claude Code or Cursor?
Open Griffin on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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