developers:start [Documentation]

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====== Welcome to the T4 Developer Documentation ======

For all API support please email [[t4.apisupport@plus500.com|t4.apisupport@plus500.com]]


===== Overview =====

The T4 platform provides a comprehensive suite of APIs designed for financial trading applications. Our APIs enable developers to build powerful trading solutions with access to real-time market data, order execution, account management, and more.

===== API Components =====

==== Trading API ====
Our primary interface for market data and trading operations:
  * **WebSocket API** using Protocol Buffers for efficient data transmission
  * Real-time market data streaming
  * Order submission and management
  * Quote feed for real-time pricing
  * Account feed for positions and balances
  * Supports advanced order routing and execution

==== Login API ====
Authentication service using modern security standards:
  * REST-based API for obtaining JWT (JSON Web Tokens)
  * Secure session management
  * User authentication and authorization

==== Admin API ====
Tools for platform administration and configuration:
  * User management
  * Account settings
  * System configuration
  * Reporting capabilities

==== Instruments API ====
Comprehensive market instrument reference:
  * Instrument definitions and specifications
  * Market data references
  * Trading instrument metadata

==== Chart API ====
Historical and real-time market visualization:
  * Historical price data retrieval
  * Charting information
  * Technical analysis data points

==== Legacy APIs ====
Support for existing integrations with backward compatibility.

===== Documentation Structure =====

Our documentation includes:
  * Comprehensive API references
  * Authentication guides
  * Message format specifications
  * Market data definitions
  * Pricing information
  * Testing and certification procedures

===== Getting Started =====

To begin developing with the T4 platform:
  - Review the WebSocket API Introduction
  - Understand the connection and authentication process
  - Explore message references and market data definitions
  - Test your implementation using our certification procedures
  - Refer to the FAQ for common questions and solutions

===== Support =====

For technical assistance with the T4 APIs, please contact our [[t4.apisupport@plus500.com|developer support]] team or refer to the certification and testing documentation. Welcome to the T4 developer documentation.