Skip to main content
Welcome to PHS OpenAPI (Flash API) — the official API platform of Phu Hung Securities (PHS). Flash API helps developers, partners, and institutions connect to PHS trading systems and build modern trading applications for the Vietnam stock market.

What you can do

With Flash API, you can:
  • Build trading applications for equities and derivatives
  • Develop algorithmic trading strategies with real-time data
  • Integrate brokerage services into your platform
  • Access real-time market data and account information
  • Manage trading operations securely with modern authentication

Get started

Choose your use case to begin: Trading — Place, amend, and manage orders for equities and derivatives Inquiry & Balance — Access portfolios, positions, and account balances Priceboard — Retrieve real-time and historical market data Authentication — Secure your application with login and OTP flows

Built for developers and businesses

Flash API is designed for:
  • Trading platforms — Complete trading solutions
  • Financial service providers — Institutional integrations
  • Algorithmic traders — Data-driven strategies
  • Institutional and retail clients — Scalable infrastructure

Sandbox environment

Test and develop safely with our Sandbox environment:
  • Simulated Trading — Safe testing without risk
  • No Financial Risk — Practice freely
  • Easy Testing — Quick integration validation

Why Flash API?

  • Simple — Easy to understand and implement
  • Fast — Quick integration and deployment
  • Reliable — Enterprise-grade reliability at scale

Start building today 🚀

Ready to integrate Flash API? Check out our Authentication guide to get started. Have questions? Visit our FAQs or reach out to our support team.