This guide provides a technical overview for developers looking to start with Bluefin API Trading. We will focus on the unique architecture of Bluefin v2 on Sui and how it enables a superior, CEX-like trading experience with self-custody.
Step 1: Understanding the Architecture
First, Bluefin is not a set of smart contracts on a general-purpose blockchain. It is a purpose-built L2 that settles to the Sui network. This custom chain runs a high-performance Bluefin Order Book, allowing for incredibly low latency and gas-free trading. This architecture is the key to its speed.
Step 2: Bridging Assets to the L2
Before you can trade, you must move assets onto the Bluefin L2. Your application will need to interact with the official bridge.
Initiate a deposit from a supported network (like Ethereum or Sui) using the official bridge contract. The Bridge to Bluefin process is a standard cross-chain message.
Once confirmed, your funds will be available in your trading account on the Bluefin L2.
Step 3: Connecting to the API
All trading is done via API calls to the L2 nodes.
Generate API keys from your account page on the Bluefin Exchange Official site.
Use these keys to sign messages for placing, canceling, and querying orders. This off-chain signing process is why you don't pay gas for every action.
The API provides WebSocket streams for real-time market data and REST endpoints for order management.
Step 4: Security & Order Execution
The question "Is Bluefin Exchange Safe?" is answered by its hybrid model. While orders are matched off-chain for speed, settlement occurs on the Bluefin L2, and you always retain self-custody of your funds. The low Bluefin Fees are a direct result of this efficient design.
For all API documentation and endpoint specifications, refer to the Full Official Documentation.
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