Learn About Sei

Discover Sei Network’s architecture, performance features, and ecosystem, with detailed resources on consensus, tokenomics, governance, and development frameworks.

Performance-Optimized Ethereum Compatibility

Sei’s EVM implementation addresses traditional performance constraints through three key subsystems that work together to deliver unparalleled speed while maintaining full compatibility with the Ethereum ecosystem.

Understand the Sei Ecosystem

Fundamentals

Account System

Understand native & EVM addresses, keys, and account abstraction.

Token Standards

Discover ERC20, ERC721, and native Sei token capabilities.

Gas & Fees

Learn how transaction costs are calculated and paid on Sei.

Wallets

Explore supported wallets and integration options for Sei.

Network

Staking & Delegation

Secure the network and earn rewards by participating in staking.

Network Governance

Understand the on-chain proposal and voting process for upgrades.

Chains

Connect to Sei mainnet, testnet, and development environments.

Block Explorers

Track transactions, blocks, and contract activity on Sei.

MCP Server: AI-Powered Blockchain

Enable AI assistants to interact with Sei through natural language

The Sei Model Context Protocol (MCP) Server brings blockchain functionality directly to AI assistants like Claude, ChatGPT, and Cursor. Execute transactions, query data, and build on Sei using conversational AI.

Wallet Integration

Check balances, transfer tokens, and manage accounts through AI.

Smart Contracts

Read and write contract state with natural language commands.

Blockchain Data

Query blocks, transactions, and network state instantly.

Token Operations

Transfer SEI, ERC20, NFTs, and multi-tokens seamlessly.

Get Started with MCP

Get Started with MCP

View on GitHub

View on GitHub

Sei EVM Platform Details

Traditional EVM Constraints Solved by Sei

Block Time Limitations

Replaces ~15s block times with sub-second finality.

Sequential Processing

Eliminates single-threaded bottlenecks via parallelization.

Inefficient State Access

Optimizes state reads/writes with SeiDB.

Core System Architecture

Twin Turbo Consensus

• Sub-Second Blocks
• Fast Finality

Parallelization Engine

• Multi-Core Execution
• Transaction Classification

SeiDB

• Optimized State Access
• Concurrent Operations

Performance Advantages

High Throughput

• 100 MGas/s capacity
• Sub-second block times
• Immediate transaction inclusion

Linear Scaling

• Multi-core utilization
• Hardware-optimized
• Efficient resource usage

EVM Compatibility

• 100% Ethereum-compatible
• Full tooling support
• No code modifications needed

Sei Giga: Next-Generation Architecture

Engineered for Maximum Throughput & Efficiency

Sei Giga represents a leap forward in blockchain performance. It combines cutting-edge consensus with novel execution strategies to deliver sub-second finality and massive scalability.

Autobahn Consensus

High-speed BFT consensus for sub-second finality.

Async Execution

Decouples execution to unblock consensus.

Parallel Processing

Optimistic concurrency for max throughput.

Deep Dive into Sei Giga

Full technical specifications, developer guidance, and upgrade details.

Key Use Cases

High-Frequency Trading

Fast settlement, low-latency, and on-chain order books.

Interactive Applications

Responsive interfaces with reduced confirmation times.

Content & Social Platforms

Efficient interaction for high-volume applications.