Documentation Index
Fetch the complete documentation index at: https://docs.sei.io/llms.txt
Use this file to discover all available pages before exploring further.
Introduction
This document provides comprehensive technical specifications for Sei Giga, covering both current features and upcoming architectural enhancements. The specifications are organized to clearly distinguish between what is currently deployed and what is planned for future releases.Current Implementation
Features and specifications that are live on the Sei network today.
Upcoming Features
Planned features and specifications in development.
Consensus Architecture
Current: Twin Turbo Consensus
Live Implementation
Protocol Specifications
| Property | Value |
|---|---|
| Base Protocol | Enhanced Tendermint BFT |
| Marketing Name | Twin Turbo Consensus |
| Target Block Time | ~400ms |
| Finality | Instant (1 block) |
| Safety Threshold | ⅔ + 1 validators |
Optimizations
- Pipelined block processing
- Optimistic execution
- Aggressive timeouts
- Parallel validation
Upcoming: Autobahn Consensus
In Development
Protocol Design
| Property | Value |
|---|---|
| Architecture | Multi-proposer BFT |
| Target Block Time | Sub-second |
| Proposer Model | Parallel lanes |
| Safety Model | Byzantine Fault Tolerant |
Key Innovations
- Asynchronous execution
- Data availability lanes
- Consensus/execution separation
- Optimized data dissemination
Execution Engine
Current: Parallel EVM Execution
Live Implementation
EVM Compatibility
Full Ethereum Virtual Machine compatibility with standard opcodes and gas metering.
OCC Parallel Execution
Optimistic Concurrency Control with multi-worker transaction processing and conflict resolution.
State Management
Optimized state access patterns with SeiDB storage backend.
| Property | Value |
|---|---|
| VM Type | Ethereum Virtual Machine |
| Gas Model | Ethereum-compatible |
| Execution Model | Parallel with OCC |
| Supported Languages | Solidity, Vyper, YUL |
| Precompiles | Standard + Sei Native |
| State Model | Account-based |
Storage Architecture
Current: SeiDB
Live Implementation
Architecture
| Property | Value |
|---|---|
| Storage Type | Key-Value Store |
| State Tree | Merkle Patricia Trie |
| Caching | Multi-level |
| Concurrency | Thread-safe |
Optimizations
- Hot state caching
- Efficient pruning
- Parallel state access
- Optimized serialization
Network Specifications
Protocol Parameters
Network ConfigurationConsensus Parameters
| Property | Value |
|---|---|
| Max Validators | 100 |
| Voting Power | Stake-weighted |
| Unbonding Period | 21 days |
| Slashing | Byzantine behavior |
Block Parameters
| Property | Value |
|---|---|
| Max Block Size | 22 MB |
| Max Gas Limit | Dynamic |
| Base Fee | EIP-1559 compatible |
| Priority Fee | Supported |
Performance Targets
Upcoming: Target Performance Specifications
Performance Targets
5B Gas per Second
Peak throughput target
<1s Finality
Transaction confirmation
200K+ TPS
Simple transfers
Developer Interface
JSON-RPC Compatibility
Ethereum JSON-RPC SupportStandard Methods
eth_sendTransactioneth_calleth_getBalanceeth_getTransactionReceipt
Enhanced Methods
debug_traceTransactioneth_feeHistoryeth_maxPriorityFeePerGasnet_version
Related Resources
Overview
High-level introduction to Sei Giga architecture and features.
Developer Guide
Complete guide for building applications on Sei Giga.