Developers

Trade programmatically.

REST and WebSocket APIs for market data, order management, and account operations. Low-latency endpoints, clear docs, generous rate limits.

Get started → See endpoints

What's inside

Market data

Tick-level trades, candles, and L2 order books across all markets.

Trading

Place, cancel, and amend orders. TP/SL, trailing stops, and reduce-only supported.

Account

Balances, positions, fills, transfers, and activity history.

WebSocket streams

Real-time market data and account updates with backpressure handling.

Quickstart

Create an API key in your account settings, then hit your first endpoint.

Authenticate and fetch balances

# Install the official SDK
pip install demo-sdk

# Python
from Caldriscoremarketimport Client

client = Client(api_key="dk_live_...", api_secret="...")
balances = client.account.balances()
print(balances)

Place a limit order

curl -X POST https://api.Caldriscoremarket.com/v1/orders \
  -H "Authorization: Bearer dk_live_..." \
  -H "Content-Type: application/json" \
  -d '{
    "symbol": "BTC-USD-PERP",
    "side": "buy",
    "type": "limit",
    "price": "68500.00",
    "size": "0.1",
    "time_in_force": "GTC"
  }'

Endpoints at a glance

Category	Method	Path	Auth
Market data	GET	/v1/markets	Public
Market data	GET	/v1/markets/{symbol}/candles	Public
Market data	GET	/v1/markets/{symbol}/orderbook	Public
Account	GET	/v1/account/balances	Signed
Account	GET	/v1/account/positions	Signed
Trading	POST	/v1/orders	Signed
Trading	DELETE	/v1/orders/{id}	Signed
Streams	WSS	/v1/stream	Signed

Rate limits

Public endpoints allow 120 requests / minute per IP. Signed endpoints allow 600 requests / minute per API key by default, with elevated limits available for VIP tier accounts. WebSocket connections support up to 100 concurrent streams per key.