About Rubic, Educational May 12, 2025

What Is Sui Network?

TL;DR

Sui Network is a Layer-1 blockchain built for parallel transaction execution and sub-second finality.
It uses an object-centric model and the Move language to ensure secure, resource-oriented smart contracts.
Horizontal scalability, near-instant finality, developer-friendly Move contracts, and zkLogin for easy onboarding are some of the key features of Sui Network.

In May 2023, the Sui Network emerged as a next-generation Layer-1 blockchain, engineered to address the limitations of traditional blockchain systems. Developed by former Meta engineers, Sui introduces a novel approach to transaction processing and user interaction, aiming to bridge the gap between Web2 usability and Web3 capabilities. The parallel execution engine of Sui blockchain allows independent transactions to be processed simultaneously. This design significantly enhances throughput and scalability, enabling the network to handle a high volume of transactions efficiently.

If you’re someone also wondering what is sui crypto, you’ve landed in the right place. In this blog, we’ll unpack Sui’s core concepts, explore its key features like scalability and low latency and dive into its technical architecture, survey its growing ecosystem.

What is Sui?

Sui is an open, permissionless Layer-1 blockchain engineered for high-performance asset handling and seamless on-chain interactions. It blends the decentralization of Web3 with the familiar usability of Web2. Unlike legacy chains that process transactions sequentially, Sui uses a parallel execution engine to run independent transactions concurrently, dramatically improving throughput. Sui leverages the “Move” smart-contract language, originating from Facebook’s Diem project, to ensure resource safety, predictable behavior, and compact code.

Key Features of Sui

Scalability

Traditional blockchains face bottlenecks when every transaction must wait its turn in a single queue. Sui sidesteps this through parallel execution, where independent transactions, touching different assets, run concurrently. As network demand grows, Sui scales horizontally by simply adding more compute resources. This architecture answers the central question what is sui crypto by offering throughput that can adapt seamlessly to user volume, from thousands to potentially millions of TPS.

Low Latency

Speed matters. On Sui, thanks to the Mysticeti consensus protocol, most transactions achieve finality in under one second. That sub-second guarantee is critical for real-time applications. Multiplayer blockchain games, instant NFT trades, or high-frequency DeFi strategies are some aspects of the Web2 space where speed becomes essential. Sui is about delivering near-instant feedback loops with maximum capacity.

Object Model

In Sui, the basic unit of storage is the object, not accounts or key-value pairs. Each object has a unique 32-byte ID, a version counter, owner information, and Binary Canonical Serialization (BCS) -encoded contents for precise state tracking. Smart contracts are published as immutable Sui Move package objects that create, read, and update these objects on-chain

Developer-Friendly Smart Contracts

Sui smart contracts are written in Move, a language designed for safe, verifiable code. Move’s strong typing and resource semantics eliminate many classes of bugs common in other chains. Developers benefit from concise syntax, built-in security checks, and a benchmarking standard library. If you’re exploring what is sui crypto from a developer lens, you’ll appreciate Move’s combination of performance and safety.

Flexible Onboarding

Lowering the barrier to entry is a key goal of Sui. Sui Blockchain has integrated zkLogin (zero-knowledge logins) to enable users to create wallets using familiar web logins, as Google and Twitch.

Now users have the liberty to choose either the web2 login mechanism or traditional seed phrases. This choice empowers both mainstream audiences and crypto-native users to join the network easily. Simplified access broadens the appeal of Sui Network.

Technical Architecture

Sui’s architecture decouples transaction sequencing from execution, combining a high-throughput, low-latency DAG‐based consensus layer with a parallel‐execution Move virtual machine that enforces resource safety and asset-centric state. Validators submit transactions concurrently into Mysticeti, which produces a single ordered stream, while the Sui Virtual Machine (SVM) executes independent transactions in parallel, maximizing throughput without compromising determinism or security. This separation allows Sui to achieve both sub-second finality and scalable smart contract performance, distinguishing it from sequential blockchains.

Consensus Mechanism

Sui employs Mysticeti, a Byzantine Fault-Tolerant, DAG-based consensus protocol. It removes most explicit certification rounds, cutting commit latencies by over 50%. Mysticeti supports multiple validators proposing blocks in parallel. It leverages the DAG to batch transactions and achieve implicit commitment in just three message rounds, the theoretical minimum for asynchronous BFT consensus. In practice, Sui achieves average consensus commit times of ~0.5 s with sustained throughput exceeding 200,000 TPS in test environments, outperforming HotStuff-style protocols by 4× in latency and 2× in throughput.

Validators in Sui operate under a Delegated Proof-of-Stake (DPoS) model: SUI token holders delegate stake to validators, aligning economic incentives with network security without proof-of-work’s energy cost. If a transaction only uses owned objects, it skips the DAG step and reaches finality in under 0.5 s. Transactions involving shared objects go through the DAG for proper ordering and dependency checks before they run. Mysticeti’s commit rule works even if some leaders are down, keeping delays low and ensuring the network stays live and censorship-resistant despite partial validator failures.

Smart Contract Functionality

Smart contracts on Sui run in the Sui Virtual Machine (SVM). The SVM executes Move bytecode across parallel workers to fully use compute resources.

Move’s resource-oriented type system treats assets as first-class values. Each Move object has ownership enforced at compile time, preventing double-spends and unauthorized asset creation without runtime gas checks. The SVM groups transaction inputs by non-conflicting objects so that independent transactions run concurrently. Transactions that touch the same objects are serialized by a lightweight conflict-resolution layer.

Contracts are published as immutable Sui Move packages, identified by package ID and module name. This ensures deterministic module loading and stops in-flight upgrades from disrupting execution.

Developers benefit from Move’s strong typing, built-in safety checks, and a rich standard library. They also get tools for formal verification and performance profiling tailored to Sui’s parallel execution model.

Ecosystem and Use Cases

Sui’s ecosystem has grown rapidly, weather it is BTCFi, Gaming, Commerce or developer tools. The network has 100+ live projects on the Sui Directory. This vibrant ecosystem showcases real-world use cases, from instant token swaps to cross-chain bridges, demonstrating Sui’s versatility and high throughput.

Decentralized Applications (dApps)

Sui’s architecture is designed to support a diverse range of dApps, leveraging its high throughput, low latency, and object-centric model. Here’s how Sui stands out:

High Performance and Scalability: Sui’s parallel execution model allows for sub-second finality and high transaction throughput, making it ideal for applications requiring real-time interactions.
Object-Centric Design: By treating assets as objects with ownership semantics, Sui ensures efficient state management and facilitates complex asset interactions without compromising performance.
Developer-Friendly Environment: Utilizing the Move programming language, Sui offers a secure and expressive platform for developers to build robust applications.

Notable dApps on Sui:

Babylon Labs: This initiative brings Bitcoin liquidity into Sui’s DeFi ecosystem. Through partnerships with Babylon Labs and Lombard Protocol, BTC holders can stake their assets and receive LBTC, a liquid staking token on Sui, enabling participation in DeFi activities without relinquishing asset custody.
Cetus: A decentralized exchange (DEX) offering concentrated liquidity pools and advanced trading features, optimized for Sui’s high-speed infrastructure.
NAVI Protocol: The protocol provides platform to lend, stake along with DEX functionality.
Topaz: An NFT marketplace facilitating instant minting and trading, benefiting from Sui’s low-latency transactions.

Partnerships and Integrations

Sui’s growth is bolstered by strategic collaborations that enhance its infrastructure, expand its reach, and introduce innovative functionalities:

Alibaba Cloud: Provides node services and validator infrastructure for Sui’s testnet, facilitating a more user-friendly experience and aiding in the onboarding of Web2 users into the Web3 space.
Hyperspace: An NFT marketplace and launchpad that has partnered with Mysten Labs to bring advanced NFT trading and Web3 gaming experiences to Sui, leveraging its scalable infrastructure.
Space and Time (SxT): A Microsoft-backed data platform offering zero-knowledge-proof-based tools, enabling developers to build verifiable dApps and analytics on Sui, particularly beneficial for Web3 gaming applications.
ONE Championship: As Sui’s official blockchain partner, ONE Championship integrates Sui’s technology into its mobile games and digital collectibles, enhancing fan engagement through true digital ownership.
dWallet Network: Introduces blockchain chain interoperability to Sui, allowing applications to sign transactions on Bitcoin and Ethereum, thereby expanding Sui’s DeFi capabilities.
Qredo: Provides enterprise-grade wallet solutions on Sui, enabling secure and customizable transaction signing across dApps, secured by distributed multi-party computation.
BytePlus: A subsidiary of ByteDance, collaborates with Sui to explore the integration of AI and Web3 gaming, aiming to drive innovation in decentralized gaming experiences.

Getting Started with Sui

To begin developing on Sui, follow these steps:

Install Sui CLI: Set up the Sui Command Line Interface (CLI) by installing the necessary Rust packages and building from source.
Connect to a Network: Link your CLI (Command Line Interface) to a Sui network – Devnet, Testnet, or a local network.
Create a Wallet Address: Use the Sui Wallet browser extension to generate a new address.
Obtain Test Tokens: Request test SUI tokens from the faucet to interact with the network.
Access Network Data: Utilize available interfaces to retrieve and interact with on-chain data.

Future Roadmap

Sui was launched in May of 2023. After that it has continuously gained popularity delivering key milestones and developments. Some of the notable achievements have been migrating to the Move language, integrating zkLogin, improvements in consensus mechanism by introducing Mysticeti and Pilotfish, etc. In the future as well, Sui network is expected to amplify its growth. Some of the potential milesone are as follos:

Launch of Steamm AMM: Suilend is set to introduce Steamm, an automated market maker designed to optimize liquidity provision and yield generation on Sui.
Aftermath’s Perpetuals Market: Aftermath is expected to introduce a perpetuals trading platform, equipping users with sophisticated derivative tools and expanding the variety of DeFi services available on Su
Sui Basecamp 2025: Scheduled for May 1-2 in Dubai, Sui Basecamp 2025 aims to bring together developers, partners, and enthusiasts to collaborate and shape the future of Web3 on Sui.

Bridge To/From Sui On Rubic Now

Sui is on a path to change how we see the current day blockchain and with the rising popularity crypto natives want to utilize the Sui blockchain. Rubic is a crypto exchange aggregator. The platform aggregates over 330+ DEX, 30+ bridges & intent protocols, and 100+ networks. You can seamlessly bridge crypto tokens to Sui network and vice versa.

The process is simple:

Visit Rubic swap page.
Select source chain (Ethereum, BNB, Polygon, etc.)
Choose Sui as destination.
Approve token spend and execute bridge.

In minutes, assets appear in your Sui Wallet, providing you with DeFi, NFTs, and staking opportunities.To bridge your crypto tokens from Sui to any other chain, you will need to change the source chain and destination chain. This is blockchain’s future.

Conclusion

Sui Network represents a bold reimagining of Layer-1 blockchain, merging performance, safety, and usability. From parallel transaction execution and sub-second finality to Move’s resource-oriented contracts and seamless onboarding, Sui addresses core challenges of scalability and user experience. Whether you’re a developer figuring out dapp development, a trader bridging assets via bridge crypto, or simply curious what is sui crypto, Sui offers a high-throughput, low-latency playground for Web3 innovation.

Swap on Rubic