Aster Spot API Market Data (v3 — Testnet)

Base: https://sapi.asterdex-testnet.com. All GET; query string params. historicalTrades and commissionRate require signed request (user, signer, nonce, signature).

Endpoints

Endpoint	Weight	Key parameters
`GET /api/v3/ping`	1	None
`GET /api/v3/time`	1	None → `{ "serverTime": ms }`
`GET /api/v3/exchangeInfo`	1	None → symbols, filters, rateLimits, assets
`GET /api/v3/depth`	2–20	symbol (required), limit (5,10,20,50,100,500,1000; default 100)
`GET /api/v3/trades`	1	symbol, limit (default 500, max 1000)
`GET /api/v3/historicalTrades`	20	symbol, limit, fromId. Signed.
`GET /api/v3/aggTrades`	20	symbol, fromId, startTime, endTime, limit (max 1000); startTime–endTime < 1h if both
`GET /api/v3/klines`	1–10	symbol, interval, startTime, endTime, limit (default 500, max 1500)
`GET /api/v3/ticker/24hr`	1 or 40	symbol (optional; no symbol = 40 weight)
`GET /api/v3/ticker/price`	1 or 2	symbol (optional)
`GET /api/v3/ticker/bookTicker`	1 or 2	symbol (optional)
`GET /api/v3/commissionRate`	20	symbol (required). Signed.

Depth weight by limit: 5, 10, 20, 50 → 2; 100 → 5; 500 → 10; 1000 → 20.

Intervals (klines): 1m, 3m, 5m, 15m, 30m, 1h, 2h, 4h, 6h, 8h, 12h, 1d, 3d, 1w, 1M.

Conventions: REST symbols uppercase; WS lowercase; timestamps ms.

Payload shapes: reference.md.

aster-api-spot-market-data-v3

Aster Spot API Market Data (v3 — Testnet)

Endpoints