0 minsPublished on 4/4/2025

Sui

By Geoffrey Lyons

Sui is the project behind the fast and scalable Sui blockchain, its native cryptocurrency SUI, and the programming language Move

Pronounced "soo-ee", it derives its name from the Japanese word for water, since it’s designed to be fluid and versatile.  

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Cheat sheet

Launched: 2023 

CEO: Evan Cheng

Cheng co-founded Mysten Labs (the company behind Sui) in 2021 after 15+ years at companies like Apple and Meta

HQ: San Francisco  

3 things to know about Sui 

  • It’s built for speed and scale. Sui’s blockchain uses parallel processing, when multiple transactions are processed simultaneously. 
  • It introduced a new programming language called Move, a secure and flexible option for building dApps (apps that run on blockchains instead of centralized servers).
  • Its token, SUI, fuels the network. Users trade SUI, stake it for rewards, and use it to pay gas fees

Interesting fact 

Tiny fractions of SUI are called MIST. 1 SUI = 1B MIST. 

Visualizing Sui 

Think of the Sui blockchain as a waterfall that processes a constant gush of transactions. 

Trickle

Other blockchains are much slower. Bitcoin, for example, can process a maximum of 7 transactions per second.  

Cascade

Parallel processing allows Sui to process up to 300K TPS.

Think of SUI as cheap fuel that powers the Sui network. 

Costly

Other blockchains have more costly transaction fees because of all the network congestion. 

Cheap

SUI transaction fees are low due to the network’s efficient design. 

Think of Move as a wave, strong but malleable. 

Rigid

Legacy coding can be difficult to learn, overly restrictive, and vulnerable to security risks.

Flexible

Move is designed to be intuitive, flexible, and secure, so devs can create more freely. 

Rising from the ashes 

Sui’s founders are ex-Meta researchers from the Diem project (formerly Libra): Facebook’s short-lived stablecoin initiative that was axed following regulatory scrutiny. The Move programming language was actually developed for Diem but was repurposed for Sui, proof that some setbacks pave the way for success. 

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Geoffrey Lyons
Written byGeoffrey Lyons