CS2Cap is a REST API that aggregates and normalizes market data from 41 CS2 marketplaces — including BUFF163, CSFloat, GameBoost, Skinport, Steam, and more. Whether you’re building a trading bot, pricing dashboard, arbitrage scanner, or portfolio tracker, CS2Cap eliminates the work of integrating each marketplace individually and delivers consistent, structured data through a single base URL:Documentation Index
Fetch the complete documentation index at: https://docs.cs2cap.com/llms.txt
Use this file to discover all available pages before exploring further.
https://api.cs2c.app/v1.
Key capabilities
| Capability | Endpoints | Description |
|---|---|---|
| Price data | /prices, /prices/history | Current lowest asks and historical candles across providers |
| Buy orders | /bids | Highest buy order snapshots from bid-enabled marketplaces |
| Sales | /sales | Completed transaction records with price and timestamp |
| Candle data | /prices/candles | OHLCV candles aggregated across providers |
| Analytics | /market/indicators, /market/arbitrage | Technical indicators, arbitrage edges, and liquidity scores |
| Portfolio | /portfolio | Track holdings, import from Steam, and value in real time |
| FX conversion | /fx, ?currency= param | On-the-fly currency conversion on all price fields |
| Item catalog | /items, /providers | Item identity, metadata, phase, wear, and provider details |
Tiers
CS2Cap offers four tiers. All tiers use the same endpoints and authentication model — tier determines your rate limits, monthly quota, and which endpoints are accessible.| Tier | Requests/min | Requests/month | Notes |
|---|---|---|---|
| Free | 20 | 1,000 | Prices endpoint only |
| Starter | 40 | 50,000 | Prices, bids, and 100-item batch lookups |
| Pro | 100 | 500,000 | Prices, bids, sales, portfolio |
| Quant | 300 | 1,000,000 | All endpoints including analytics |
Starter includes current prices and bids for known item sets. Sales, raw history, market analytics, listing URLs, and NDJSON snapshots require Pro or Quant where applicable.
Where to go next
Quickstart
Make your first API call in under 5 minutes with cURL, Python, or JavaScript.
Authentication
Get your API key and learn how to authenticate every request.
API Reference
Explore all endpoints: prices, bids, sales, analytics, and more.
Pricing & Plans
Compare Free, Starter, Pro, and Quant tiers by endpoint access and quotas.