fewsats-mcp: A Fewsats MCP Server

Overview

This MCP server integrates with Fewsats and allows AI Agents to purchase anything in a secure way.

MCP is

Tools

balance
- Retrieve the balance of the user's wallet
- Input: None
- Returns: Current wallet balance information
payment_methods
- Retrieve the user's payment methods
- Input: None
- Returns: List of available payment methods
pay_offer
- Pays an offer with the specified ID from the l402_offers
- Input:
  - offer_id (string): String identifier for the offer
  - l402_offer (object): Offer details containing:
    - offers: Array of offer objects with ID, amount, currency, description, title
    - payment_context_token: Payment context token string
    - payment_request_url: URL for payment request
    - version: API version string
- Returns: Payment status response
payment_info
- Retrieve the details of a payment
- Input:
  - pid (string): Payment ID to retrieve information for
- Returns: Detailed payment information

Installation

Using uv (recommended)

When using uv no specific installation is needed. We will use uvx to directly run fewsats-mcp.

uvx fewsats-mcp

Using PIP

Alternatively you can install fewsats-mcp via pip:

pip install fewsats-mcp

After installation, you can run it as a script using:

fewsats-mcp

Configuration

Usage with Claude Desktop

Add this to your claude_desktop_config.json:

Important: Replace YOUR_FEWSATS_API_KEY with the API key you obtained from Fewsats.com.

Using uvx

"mcpServers": {
  "Fewsats Server": {
    "command": "uvx",
    "args": ["fewsats-mcp"],
    "env": {
      "FEWSATS_API_KEY": "YOUR_FEWSATS_API_KEY"
    }
  }
}