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Streaming Financial Data in Real-Time with Finlight’s WebSocket API
Looking to supercharge your financial applications with real-time news updates? Whether you’re building trading dashboards , market monitoring tools , or alert systems , Finlight’s WebSocket API has you covered. Finlight is a powerful API platform for delivering real-time financial, market, and geopolitical news , designed for developers who want fast, filtered, and flexible access to the stories that move markets. ✨ What You’ll Learn In this guide, you’ll learn how to: Connect to Finlight’s WebSocket API Authenticate securely Subscribe to live news streams Keep your connection healthy with ping-pong Understand how it compares to REST By the end, you’ll have a working real-time stream of relevant financial news — perfect for trading, analytics, or alerts. Setup & Requirements Before we dive in, here’s what you need: ✅ A Finlight API Key — grab one from your dashboard at app.finlight.me ✅ Basic JavaScript or WebSocket knowledge ✅ Node.js (if using the SDK) or your preferred WebSocket-compatible language You can use our official SDKs or roll your own integration: npm : finlight-client Python : finlight-client
Looking to supercharge your financial applications with real-time news updates? Whether you’re building trading dashboards , market monitoring tools , or alert systems , Finlight’s WebSocket API has you covered.
Finlight is a powerful API platform for delivering real-time financial, market, and geopolitical news , designed for developers who want fast, filtered, and flexible access to the stories that move markets.
✨ What You’ll Learn
In this guide, you’ll learn how to:
- Connect to Finlight’s WebSocket API
- Authenticate securely
- Subscribe to live news streams
- Keep your connection healthy with ping-pong
- Understand how it compares to REST
By the end, you’ll have a working real-time stream of relevant financial news — perfect for trading, analytics, or alerts.
Setup & Requirements
Before we dive in, here’s what you need:
✅ A Finlight API Key — grab one from your dashboard at app.finlight.me
✅ Basic JavaScript or WebSocket knowledge
✅ Node.js (if using the SDK) or your preferred WebSocket-compatible language
You can use our official SDKs or roll your own integration:
- npm : finlight-client
- Python : finlight-client
