appid 440

Team Fortress 2 API – Steam TF2 inventory, market & trade data

Build faster on Team Fortress 2. Pull TF2 inventories, Steam Market prices, skin price history and trade offers through one Steam API endpoint — no scraping, no 429 errors, full developer docs.

TF2 endpoints at a glance

Everything you need to integrate Team Fortress 2 data — market, inventory, pricing and trade — through a single Steam Web API.

TF2 Market API

Live Steam Community Market listings, buy orders, sell orders and price history for every TF2 item.

TF2 Inventory API

Fetch any public TF2 inventory by SteamID — items, classids, asset metadata and float values where applicable.

TF2 Skin Price API

Aggregated TF2 skin prices from Steam Market and major third-party marketplaces, ready for resellers and trackers.

TF2 Trade API

Send, receive and inspect Steam trade offers for TF2 items with full state tracking and webhook notifications.

Why developers choose the Team Fortress 2 API

The Team Fortress 2 API (Steam app id 440) on Steamwebapi gives you battle-tested access to every public TF2 data point: items, prices, inventories, trade history and Steam Community Market state. Our infrastructure absorbs Steam's rate limits, retries failed upstream calls and normalises responses so your integration stays predictable in production.

Whether you’re building a TF2 inventory checker, a price tracker, a trading bot or a marketplace, the Team Fortress 2 API gives you the data you need with sub-100 ms median latency and a 99.9 % uptime SLA — and stays in sync with new Steam Web API endpoints as they ship.