Learn · Reference for Sei users and developers
Learn About Sei and Sei Wallet
Reference content for Sei users and developers. The pages here explain the chain (what Sei is, what changed with SIP-3, how addresses work, how to configure RPC) and the wallet (security model, staking mechanics, hardware integration). New to Sei? Start with What is Sei? Migrating from another wallet? Start with SIP-3 Migration.
- Open source
- Free & open license
- Independent audit
- Signed builds
Sei chain — fundamentals
What is Sei?
Plain-language overview of the Sei blockchain: what it does, what makes it different from Ethereum or Solana, and where it stands in 2026.
What is Sei EVM?
Sei is transitioning to EVM-only through 2026 (SIP-3, completion target mid-2026). Why, what changed, and what users need to do.
SIP-3 Migration
What SIP-3 is, the timeline of network releases, and what users with Cosmos legacy sei1 addresses need to do.
Sei Addresses (sei1 vs 0x)
Why Sei has two address formats, what each one is, when each is used, and how to associate them on-chain.
Sei RPC
Sei's RPC endpoints, chain ID 1329, network configuration. Add Sei to MetaMask or any custom wallet using verified parameters.
Sei Wallet — operations
- /staking — How Sei staking works, validator picking, calculator, 21-day unbonding.
- /migration — Step-by-step guides for moving from Compass, Leap, or Keplr.
- /recover-wallet — How to recover from seed phrase, private key, or Ledger.
- /security — Open source, audit status, signed builds, bug bounty, hardware wallet integration.
Comparisons
Honest side-by-side review of Sei Wallet, Keplr, Rabby, Trust Wallet, MetaMask, Compass, Leap, and Sei Global Wallet. Editorial recommendations by use case at /best-sei-wallet.
Who builds Sei Wallet
We are Sei Wallet Labs Inc, an independent New York company. See /about and /team.