Price Per TokenPrice Per Token

The cost-aware
LLM Gateway.

Route requests to any provider with real-time cost tracking, request-level budget controls, and full observability.

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.PRICE_PER_TOKEN_KEY,
  baseURL: "https://gateway.pricepertoken.com/v1"
});

const response = await client.chat.completions.create({
  model: "gpt-4o",
  messages: [
    { role: "user", content: "Summarize this quarter's sales report" }
  ]
});

console.log(response.choices[0].message.content);

What you can do

Cost Tracking

Every request returns cost metadata. Tag requests by user, team, or feature to track spend across any dimension.

track-costs.ts
const response = await client.chat.completions.create({
  model: "gpt-4o",
  messages: [{ role: "user", content: prompt }],
  metadata: {
    user_id: "user_123",
    team_id: "engineering",
    feature_id: "chat-support"
  }
});

// Response includes cost breakdown
console.log(response.usage.cost);        // $0.0034
console.log(response.usage.input_cost);  // $0.0012
console.log(response.usage.output_cost); // $0.0022