Let’s learn about Sei

Worachai Wongworakul
3 min readNov 11, 2022

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Sei — The First Sector Specific Layer 1, specialized for trading

Sei is the first Layer 1 specialized for trading, giving exchanges an unfair advantage.

  1. optimizing every layer of the stack to give exchanges an unfair advantage
  2. backed by many big named company in Crypto market such as Multicoin, Coinbase, Delphi, and a lot of large market makers

3. there are already 60+ teams building on top at this moment

Sei unlocks new possibilities with optimizations including:

  1. Built-in orderbook — solves the age-old orderbook scaling issue
  2. Frontrunning protection — MEV is a major drawback of popular chains like Ethereum and Solana
  3. Finality — Sei is the fastest chain to finality at ~600ms, 5x faster than Solana, Sui, and 2x faster than Aptos.

Sei serves as an infrastructure for the future financial system — supporting capital markets, starting with exchanges.

Designed from bottoms-up to scale with the needs of decentralized exchanges, Sei has made several optimizations to Layer 1 to give exchanges an unfair advantage:

  1. Native Order Matching Engine — drives scalability of orderbook DEXs built on Sei
  2. Frontrunning Protection — combats malicious frontrunning that is rampant in other ecosystems
  3. Intelligent Block Propagation — improves latency and throughput
  4. Sub-Second Settlement — Sei is the fastest chain to finality at ~600ms

The combination of these optimizations makes it perfect future for financial system.

What makes Sei unique?

Nearly all Layer 1 chains fall into a barbell distribution with many general-purpose chains on one side (Solana, Aptos, Ethereum) and app-specific chains on the other (dYdX, Osmosis).

Sei unlocks an entirely new design space in between the two — not the general purpose nor app-specific but DEX-specific.

. The biggest two advantages of general purpose chains are atomic composability which app built on top can easily work with each other and social coordination that every project on L1 is the same team.

. The biggest advantage of app-specific chains are customizability in every aspect and native interoperability which the same stack built chain can easily communicate.

Sei select the best advantages from both sides.

Sei combine all these benefits — composability and coordination from general purpose and customizability and interoperability from more app-specific chains.

🧩 Specialization is necessary for infrastructure

The Sei mission is to build the best infrastructure for decentralized finance. Fundamentally, blockchains are distributed databases.

In each Web usually started from general purpose and matured to be further specialized just like Oracle and databricks on Web2.

Along the same lines, as Web3 matures, Layer 1’s will go from general purpose like Ethereum to specialized around key use cases like exchanges. Sei is made for the purpose.

⚙️ Protocols building on Sei

There’re many protocols building on Sei at this moment and more than 70 will come after mainnet luanch.

🌀 Vortex. 👁️‍🗨️ Pharaoh 🌉 Axelar Network

💎 Synthr ⚫ KYVE 🐸 Leap Wallet 🔼 UXD

🔵 DeFund ⛓️ Multichain 🪐Skip 🥑Kado

🧡 Frontier 🚀 Alpha Venture DAO 🟡 Coin98

🙃 70+ more to be announced as Sei approaches mainnet.

🧑‍💻 Team

Sei Labs is comprised of three types of backgrounds:

  1. Developers from Robinhood, Databricks, Airbnb, etc. with extensive expertise in orderbook design, infrastructure, and the Cosmos stack
  2. Cosmos OGs who have navigated the ecosystem for years
  3. Finance and strategy members from Goldman Sachs and other market makers who bridge the gaps between DeFi and institutions

In conclusion

Sei is the First Sector Specific Layer 1, specialized for trading with fastest speed[~600ms] and highest security.Sei serve as a good infrastructure of future financial system run by strong dev team and backed up with many big named companies in crypto market.There’re many well known protocols building on Sei now and more than 70 protocols will come after mainnet.

Come join Sei at https://t.co/pdDnFZeMgW

Discord : http://discord.gg/Sei

twitter: https://twitter.com/seinetwork?s=21&t=9rvYNloOelen7N3u215q8w

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