Builder directory · 5 APIs
CS2 tools that ship a public API.
If you’re building a portfolio tracker, a price feed, an arbitrage bot, or anything that needs CS2 market data programmatically — start here. Every tool below exposes a documented API. Rate limits, auth model, and free-tier limits vary; individual reviews have the details.
Multi-marketplace prices with a real public API and editorial indexes.
Best for: API access and editorial market indexes
- Free public API (30k req/mo) — the only one in this niche
- Aggregates 7+ marketplaces in one call
- Editorial knife/sticker/skin indexes
OHLC candlestick charts for CS2 items.
Best for: Per-item historical price charts
- Real OHLC data — not just spot prices
- Per-item candlestick views
- API access (key optional)
Float-aware marketplace plus a public inspect API.
Best for: Buying or selling float-specific items
- Search by float, seed, pattern
- 2% seller fee — among the lowest
- Free public API for inventory + listings
Marketplace with public read API and HMAC-authed write API.
Best for: API-driven price feeds
- Public read API (no key needed)
- HMAC write API for automated trading
- Includes non-CS2 items if you trade across games
EU-based marketplace with a clean public API.
Best for: EU traders and arbitrage scanners
- Free public price API
- Large EU listing depth
- Trusted, mature operation
No API yet? We also track tools that say they’ll ship an API but haven’t — they live on the full tools directory. When one ships, it moves into this list. Subscribe below to hear when.
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