aster-api-websocket-v3

Stream real-time market and account data via Aster Futures API v3 WebSocket.

69|12|Updated Mar 6, 2026
One-click install
npx skills add https://github.com/asterdex/aster-skills-hub --skill aster-api-websocket-v3
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: aster-api-websocket-v3
Source: https://github.com/asterdex/aster-skills-hub/tree/main/skills/aster-api-websocket-v3
Command: npx skills add https://github.com/asterdex/aster-skills-hub --skill aster-api-websocket-v3

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill enables real-time data streaming for market events and user-specific updates from the Aster Futures API, crucial for timely trading decisions and monitoring.

Core Features & Use Cases

  • Market Data Streams: Subscribe to real-time trades, order book updates, klines, tickers, and more for specific symbols.
  • User Data Streams: Monitor account updates, order fills, and margin calls via a dedicated stream linked to a listenKey.
  • Use Case: Automatically track the live price and order book depth for BTCUSDT to execute trades based on immediate market movements.

Quick Start

Connect to the Aster Futures WebSocket API to subscribe to the BTCUSDT aggregate trade stream.

Frequently Asked Questions about aster-api-websocket-v3

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I stream real-time market data for futures trading?

Yes, you can monitor live account updates and order fills by connecting to a dedicated user data stream. This requires generating a listenKey to authenticate the WebSocket connection, allowing you to track real-time margin calls and automated order execution events.

Does Aster Futures WebSocket API support event-driven trading strategies?

Yes, the Aster Futures WebSocket API supports event-driven trading strategies by providing real-time market data and user-specific account updates. It enables automated order execution and live position monitoring by pushing immediate JSON payloads for subscribed market and account events.

How do I subscribe to live order book depth and klines for BTCUSDT?

To subscribe to live order book depth and klines for BTCUSDT, open a WebSocket connection to the Aster Futures API and send a subscription message specifying the desired channels. You will then continuously receive real-time JSON payloads to track immediate market movements.

What is required to parse real-time user account updates via WebSocket?

Parsing real-time user account updates via WebSocket requires establishing a connection, managing subscriptions, and decoding incoming JSON payloads. You must link the stream using a valid listenKey to receive account updates, order fills, and margin calls for event-driven trading.

Can I use this WebSocket connection to monitor live futures positions automatically?

Yes, you can use this WebSocket connection to automatically monitor live futures positions. By subscribing to user data streams via a listenKey, your application receives continuous JSON payloads containing account updates and order fills, enabling automated tracking and execution.