SEIL1Solidity

Build on Sei with Cheetah AI

Fastest L1 blockchain optimized for trading. Write Solidity smart contracts, test locally, and deploy to Sei mainnet or testnet — all from one IDE.

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20,000+

TPS

~400ms

Finality

Twin-Turbo

Consensus

SEI

Native Token

Sei Development Features

Twin-Turbo Consensus

Parallel EVM

Native Order Matching

Sub-second Finality

MEV Prevention

Optimized for DeFi

What You Can Build on Sei

Deploy Smart Contract

beginner

Learn how to compile, test, and deploy your first smart contract to mainnet

Create ERC20 Token

beginner

Build and deploy your own fungible cryptocurrency token

Create NFT Collection

intermediate

Build and deploy an ERC721 NFT collection with metadata

Build NFT Marketplace

advanced

Create a decentralized marketplace for buying and selling NFTs

Build DeFi Protocol

advanced

Create decentralized finance applications like lending and swapping

Create AMM DEX

advanced

Build an automated market maker decentralized exchange

Build Lending Protocol

advanced

Create a decentralized lending and borrowing platform

Implement Staking

intermediate

Add staking functionality to earn rewards on locked tokens

Yield Farming Contract

advanced

Build yield farming mechanics for liquidity incentives

Sei Resources

Official Website Documentation Block Explorer

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