llm-token-tracker

Token usage tracker for OpenAI, Claude, and Gemini APIs with MCP (Model Context Protocol) support. Pass accurate API costs to your users.

[](https://www.npmjs.com/package/llm-token-tracker) [](https://opensource.org/licenses/MIT)

<a href="https://glama.ai/mcp/servers/@wn01011/llm-token-tracker"> </a>

• 🎯 Simple Integration - One line to wrap your API client
• 📊 Automatic Tracking - No manual token counting
• 💰 Accurate Pricing - Up-to-date pricing for all models (2025)
• 🔄 Multiple Providers - OpenAI, Claude, and Gemini support
• 📈 User Management - Track usage per user/session
• 🌐 Currency Support - USD and KRW
• 🤖 MCP Server - Use directly in Claude Desktop!
• 🆕 Intuitive Session Tracking - Real-time usage with progress bars

npm install llm-token-tracker

const { TokenTracker } = require('llm-token-tracker');
// or import { TokenTracker } from 'llm-token-tracker';

// Initialize tracker
const tracker = new TokenTracker({
  currency: 'USD' // or 'KRW'
});

// Example: Manual tracking
const trackingId = tracker.startTracking('user-123');

// ... your API call here ...

tracker.endTracking(trackingId, {
  provider: 'openai', // or 'anthropic' or 'gemini'
  model: 'gpt-3.5-turbo',
  inputTokens: 100,
  outputTokens: 50,
  totalTokens: 150
});

// Get user's usage
const usage = tracker.getUserUsage('user-123');
console.log(`Total cost: $${usage.totalCost}`);

To use with actual OpenAI/Anthropic APIs:

const OpenAI = require('openai');
const { TokenTracker } = require('llm-token-tracker');