@nexusai/mcpmeter-wrapper

MCP Meter wrapper for usage-based billing of MCP servers.

Installation

npm install @nexusai/mcpmeter-wrapper

Usage

Wrap a single function

import { withMetering } from "@nexusai/mcpmeter-wrapper";

const myTool = withMetering(originalHandler, {
  apiKey: "mpk_your_api_key_here",
  serverId: "your_mcp_server_id",
});

Manual reporting

import { reportCall } from "@nexusai/mcpmeter-wrapper";

await reportCall(
  { apiKey: "mpk_your_api_key_here", serverId: "your_mcp_server_id" },
  "tool-name",
  150, // duration in ms
  { userId: "123" } // optional metadata
);

Configuration

| Option | Required | Default | Description | |--------|----------|---------|-------------| | apiKey | Yes | - | Your MCP Meter API key | | serverId | Recommended | - | MCP Meter server ID. Required when using the default hosted endpoint. | | endpoint | No | https://useaimeter.com/api/servers | MCP Meter API endpoint |

Features

• Fail-safe design: If MCP Meter is down, your server keeps running
• Zero latency impact: Async reporting, no blocking
• Simple setup: One line of code to wrap any function