1. Alltick (Recommended for Tick-Level Precision)
- Best for: Tick-level real-time data, high-frequency strategies, custom alerts
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Key Features:
- Real-time stock, crypto, and futures data
- Tick rate monitoring and event-based alerts
- Developer-friendly API access for backtesting and automation
API Access: Available with registration
Use Case: Ideal for traders, analysts, and algo developers
2. Polygon.io
- Best for: Professional-grade financial market data
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Key Features:
- Real-time and historical stock data
- Pre-market and after-hours data
- WebSocket support for live updates
Pricing: Free tier with limited access; paid tiers for full real-time
3. IEX Cloud
- Best for: US stock market live data with a generous free tier
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Key Features:
- Real-time quotes for IEX-listed stocks
- Fundamentals, news, and analyst ratings
- RESTful and WebSocket API
Pricing: Free up to 500K messages/month; premium plans available
4. Alpha Vantage
- Best for: Lightweight solutions and education projects
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Key Features:
- Intraday data (1-min, 5-min, etc.)
- Simple API endpoints
- Basic real-time with slight delay (not true tick)
Pricing: Free with rate limits; premium tier available
5. Yahoo Finance API (via Unofficial Wrappers)
- Best for: Hobbyists and custom dashboards
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Key Features:
- Pull stock prices, financials, and historical data
- Not officially supported by Yahoo (community-maintained wrappers)
Limitations: Not recommended for real-time trading or commercial use
🧠 Choosing the Right API
| Need | Recommended API |
|---|---|
| Tick-level live stock data | Alltick |
| U.S. stock exchange coverage | IEX Cloud / Polygon |
| Free learning & experimentation | Alpha Vantage |
| Simple dashboards & hobby use | Yahoo Finance API |
🚀 Want to Try Alltick?
If you're building tools or strategies based on real-time market movement, Alltick gives you:
- Live tick data
- WebSocket feeds
- Custom alert conditions
- REST API for historical tick review
👉 Visit Alltick.com to request API access or start using their web platform.
Would you like a sample code snippet (Python/JavaScript) showing how to fetch live stock data using one of these APIs?
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