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Longport Whale
Overview

Introduction

Whale Docs — the unified documentation portal for Longport Whale

Longport Whale is a SaaS securities business solution for brokers. Whale Docs is its unified documentation portal, covering the product itself, back-office operations, implementation, and three API integration paths.

Products

Whale SDK

Whale client SDK products: graphical WhaleApp SDK (iOS, Android, and WebTrade) and UI-free WhaleCore SDK.

Broker API

Institution-grade API for Server-to-Server integration or a Broker’s self-built administration system, with Broker-scoped data and SaaS back-office capabilities.

Trading API

Pair the UI-free WhaleCore SDK with customer-scoped HTTP APIs when the Broker builds the securities UI in its Broker App from scratch.

OpenAPI

For Broker Customers building algorithmic trading, quantitative analysis, and AI applications, including AI-native MCP access to accounts, assets, quotes, and fundamentals.

Find your entry point

You are Primary task Start here
Broker decision maker / product owner Understand Whale capabilities, scope, and go-live process This section (Docs)
Broker implementation team Understand business flows, prepare data, complete acceptance This section (Docs)
Broker app development team Integrate WhaleApp SDK or WhaleCore SDK Whale SDK
Broker Developer Build a Server-to-Server integration or a self-built Broker administration system Broker API
Broker App Developer Build a fully custom trading UI with WhaleCore SDK and Trading API Trading API and WhaleCore SDK
Developer Customer / AI user Build strategies and quantitative tools, or authorize AI to access your own account and market data OpenAPI ↗

Next steps

  1. Not sure which integration path fits? Read Integration Options.
  2. Building a Server-to-Server integration or administration system? Head to the Broker API overview.
Whale Docs