Aster Futures API (market data): pricing, API and features
Aster DEX futures API docs: public REST and WebSocket market data for USDT perpetuals (klines, depth, trades, mark price/funding, liquidation stream) plus authenticated trading endpoints.
Visit Aster Futures API (market data) ↗ Plain link, no affiliate. Category: Market data APIs.
At a glance: Aster Futures API (market data) (Aster) — pricing: free; free tier: Yes; REST: Yes; MCP: unknown; open source: No.
Pricing
- Model
- free
- Free tier
- Yes — Public market-data endpoints need no API key.
- Plans
- unknown
- Notes
- Docs mark endpoints with security type NONE as "accessed freely"; market-data endpoints take no API key and are limited by IP request weight. No fee is listed in the docs.
Verified on 2026-10-30 · Source: https://docs.asterdex.com/for-developers/aster-api/api-documentation
Access & auth
- Authentication
- none
- KYC required
- unknown
- Notes
- Public market-data endpoints are marked as needing no key; historicalTrades needs an API key header; trading and account endpoints are signed. Limits are per IP (2400 request weight/min).
Verified on 2026-10-30 · Source: https://docs.asterdex.com/for-developers/aster-api/api-documentation
Coverage
- Exchanges
- Aster (single venue)
- Chains
- unknown
- Assets
- USDT-margined perpetual futures (/fapi); spot not covered by this doc
Verified on 2026-10-30 · Source: https://docs.asterdex.com/for-developers/aster-api/api-documentation
Capabilities
- Capabilities
- price-data, historical-data, orderbook-data, trades-data, derivatives-data, funding-rates, liquidations
Verified on 2026-10-30 · Source: https://docs.asterdex.com/for-developers/aster-api/api-documentation
Interfaces
- REST API
- Yes
- WebSocket
- Yes
- SDKs
- none documented
- Official MCP server
- unknown
- Other
- WebSocket streams incl. mark price, depth, klines and liquidation orders (forceOrder); base URLs fapi.asterdex.com and fstream.asterdex.com
Verified on 2026-10-30 · Source: https://docs.asterdex.com/for-developers/aster-api/api-documentation
Open source & self-hosting
- Open source
- No
- Licence
- proprietary
- Self-host
- No
Verified on 2026-10-30 · Source: https://docs.asterdex.com/for-developers/aster-api/api-documentation
FAQ
Does Aster Futures API (market data) have a free tier?
Yes. Public market-data endpoints need no API key. (verified 2026-10-30)
Does Aster Futures API (market data) offer an API?
REST: Yes. WebSocket: Yes. Official MCP server: unknown. Verified 2026-10-30.
Is Aster Futures API (market data) open source or self-hostable?
Open source: No; licence: proprietary; self-host: No. Verified 2026-10-30.
What are alternatives to Aster Futures API (market data)?
Other market data apis in our directory: 0xArchive, AllTick Market Data API, Amberdata Market Data API, binance (Siebly.io SDK), Binance Connector (Python).
Related market data apis
0xArchive
Historical and live market-data archive for Hyperliquid and Lighter (order books, funding, liquidations, fills) served via REST, WebSocket replay, Parquet exports, SDKs and an MCP server.
AllTick Market Data API
Commercial REST and WebSocket market-data API covering stocks, forex, crypto, metals, oil and indices, with tick, order book and K-line data.
Amberdata Market Data API
Institutional digital asset data API (market, derivatives, on-chain) with REST, WebSocket and bulk delivery; Kaiko announced its acquisition of Amberdata and docs remain live.
binance (Siebly.io SDK)
Community TypeScript/JavaScript SDK for Binance REST, WebSocket and WebSocket API across spot, margin, options and USD-M/COIN-M futures, with typed responses and automatic reconnects.
Binance Connector (Python)
Official MIT-licensed collection of auto-generated Python SDK packages for Binance APIs (spot, margin, futures, options, copy trading, algo, staking and more), with REST and WebSocket clients.
Binance Market Data API
Binance exchange-native REST and WebSocket market data endpoints (order book, trades, klines, tickers) plus a bulk historical data download site.
See Aster Futures API (market data) alternatives →