| title | CS2Cap: Unified CS2 Market Data API Documentation |
|---|---|
| description | CS2Cap aggregates prices, buy orders, sales, and analytics from 39 CS2 marketplaces into one unified API. Start querying in minutes. |
CS2Cap gives you normalized market data from 39 CS2 marketplaces — including BUFF163, CSFloat, Skinport, Steam, and more — through a single REST API. Whether you're building a trading bot, pricing tool, or portfolio tracker, CS2Cap handles the data aggregation so you don't have to.
Make your first API call in under 5 minutes with cURL, Python, or JavaScript. Get your API key and learn how to authenticate every request. Explore all endpoints: prices, bids, sales, analytics, and more. Compare Free, Starter, Pro, and Quant tiers by endpoint access and quotas.CS2Cap powers a wide range of CS2 applications:
Query lowest asks across all providers at once with 5–10 minute data freshness. Monitor highest buy orders across 11 buy-order-enabled marketplaces. Arbitrage scanning, technical indicators, and market cap indexes for Quant users. Track holdings, import from Steam, record transactions, and value portfolios in real time. Sign up at [cs2cap.com](https://cs2cap.com?utm_source=docs&utm_medium=referral&utm_campaign=docs), verify your email address, and generate your API key from the Account page. Pass your key in the `Authorization: Bearer` header and query [`/prices`](/api-reference/prices) to get live prices for any CS2 item. Browse the [API Reference](/api-reference/overview) to discover endpoints for bids, sales, portfolio management, and advanced analytics.