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// MARKET

Dupe.fi API

Access Dupe.fi CS2 skin market data through the CS2Cap API. CS2Cap provides a unified API layer that aggregates data from Dupe.fi alongside other supported marketplaces, so you can query pricing and market data without building a direct integration.

6.7K
TOTAL OFFERS
3.1K
UNIQUE ITEMS
7.5%
MARKET COVERAGE
$1.5M
TOTAL VALUE
// OVERVIEW

DUPE.FI DATA VIA CS2CAP

CS2Cap includes Dupe.fi as one of its supported data sources. When you query CS2Cap endpoints, Dupe.fi data is returned alongside other providers — normalized into a consistent format.

// SUPPORTED DATA

WHAT'S INCLUDED

LISTING PRICES

Lowest ask and listing quantity for items available on Dupe.fi.

BUY ORDERS

Highest bid and bid count data from Dupe.fi via the Buy Orders endpoint.

HISTORICAL DATA

Price snapshots and candlestick data that may include Dupe.fi pricing over time.

ANALYTICS

Cross-marketplace analytics including Dupe.fi in spread and volume calculations.

// USE CASES

WHAT YOU CAN BUILD

CROSS-MARKET COMPARISON

Compare Dupe.fi prices against other marketplaces in a single API call.

AUTOMATED MONITORING

Track Dupe.fi pricing programmatically alongside other providers.

MARKET ANALYSIS

Include Dupe.fi data in spread, volume, and pricing analysis across markets.

BID-ASK SPREADS

Calculate Dupe.fi bid-ask spreads using combined price and buy order data.

// FAQ

COMMON QUESTIONS

Is this an official Dupe.fi API?

No. CS2Cap is a third-party aggregation service. Dupe.fi data is included as one of many supported marketplace sources.

What data is available from Dupe.fi?

CS2Cap returns listing prices, buy orders, and historical data from Dupe.fi through its unified endpoints. Exact field availability depends on what the marketplace provides.

How do I filter for this provider only?

Use the requested_providers parameter on price and bid endpoints to restrict results to Dupe.fi data only.

READY TO
INTEGRATE?

Explore the full API reference, endpoints, and pricing.