Sei Network Mainnet RPC Use Uniblock’s JSON-RPC endpoint to access Sei Network Mainnet with low-latency routing and a single API surface across providers.Documentation Index
Fetch the complete documentation index at: https://docs.uniblock.dev/llms.txt
Use this file to discover all available pages before exploring further.
What is Sei Network Mainnet?
Sei Network Mainnet is an EVM-compatible mainnet.What is the Sei Network Mainnet JSON-RPC API?
The JSON-RPC API is the standard interface for reading chain state, sending transactions, and interacting with smart contracts where supported.Making API requests
Send a POST request tohttps://api.uniblock.dev/uni/v1/json-rpc?chainId=1329. Include the JSON-RPC method and params in the request body.
Supported networks
| Network | Type | Chain ID |
|---|---|---|
| Sei Network Mainnet | Mainnet | 1329 |
| Sei Testnet | Testnet | 1328 |