Exchange Info & Markets
Challenge4Trading Perp (C4T) is a decentralized perpetual trading protocol on Arbitrum. This page is intended as a public exchange overview for listings, integrations, and analytics reviews.
Exchange Overview
- Exchange name:
Challenge4Trading Perp - Product type:
Decentralized Derivatives Exchange - Network:
Arbitrum - Trading model:
Perpetual trading - Custody model:
Self-custodial - Margin model:
Leveraged long and short positions
Official Properties
- Website: https://www.challenge4trading.com
- Trading app: https://app.challenge4trading.com
- Documentation: https://docs.challenge4trading.com
- API docs: https://docs.challenge4trading.com/api
- X: https://x.com/Challenge4Trade
- DefiLlama: Challenge4Trading Perp
Markets Coverage
C4T is designed to support perpetual markets across:
- Crypto
- Equities
- Commodities
- FX
Supported markets can evolve over time. The live market list should always be read from the application and public market data endpoints.
Rolling volume overview
This board is built from indexed C4T trading activity. It shows aggregate notional volume across all assets for the last 7 days, plus rolling totals for the last 30 days, 3 months, and 12 months.
Loading volume overview...
Public Market Data Surfaces
For reviewers and integrators, the most relevant public surfaces are:
- App markets interface: https://app.challenge4trading.com
- Market snapshot API:
/market/snapshot - Realtime prices API:
/market/realtime-prices - Assets API:
/assets - Open positions API:
/positions/open - Open orders API:
/orders/open
These surfaces expose:
- listed markets
- oracle-backed pricing identifiers
- displayed long/short price surfaces
- rolling executed notional volume
- daily aggregate volume across all assets
- trading status by market
- fee configuration
- open market state
Market Metrics
Public metrics currently available through the product and public references include:
- rolling executed notional volume
- 7-day daily aggregate volume across all assets
- 30-day, 3-month, and 12-month rolling totals
- spread-aware displayed long and short prices
- open positions
- open orders
- pool balance
- protocol fee configuration
- protocol-level derivatives analytics via public integrations
For broader analytics references:
- DefiLlama tracks C4T derivatives metrics and protocol-level volume references where available.
Fee Model
C4T uses protocol fee mechanics and rollover-based position costs rather than a classic funding-rate exchange model.
Public fee categories include:
- open fee
- close fee
- liquidation fee
- oracle fee
- one-click fee where applicable
Fee configuration can be read from:
/fees/market/snapshot
Trading State and Availability
Markets are only considered available when oracle freshness and pricing safety conditions are satisfied.
Public market state surfaces include:
priceStatustradingEnabledpriceFreshness
These fields are exposed in public market snapshot responses and help indicate whether a market is currently open for safe trading or temporarily stale.
Useful Public Endpoints
GET /market/snapshot
Returns exchange-wide market state, asset metadata, fee configuration, contract references, and trading status annotations.
GET /market/realtime-prices
Returns realtime pricing surfaces used by the product, including:
- oracle reference price
- offchain/live reference price
- displayed long price
- displayed short price
- spread values
GET /market/volume-24h
Returns 24h notional volume aggregated by market from indexed position openings and indexed position closures over the last 24 hours.
GET /market/volume-overview
Returns aggregate notional volume across all assets with:
- daily totals for the last 7 days
- rolling totals for the last 30 days
- rolling totals for the last 3 months
- rolling totals for the last 12 months
GET /positions/open
Returns open position inventory suitable for public state monitoring, exchange activity views, and market-level open interest aggregation.
GET /orders/open
Returns active order inventory.
GET /pool/balance
Returns protocol pool balance and contract USDC balance.
For detailed endpoint documentation and sample responses, see:
Trading App Reference
The official web3 trading interface is available here:
This is the domain used for wallet connection and protocol interaction.
Related References
For supporting details, see: