Endpoint
arbitrum-sepolia-rpc.publicnode.com
A public Arbitrum Sepolia Rollup Testnet RPC endpoint operated by publicnode. It answered when we last checked.
https://arbitrum-sepolia-rpc.publicnode.comLast check
- Status
- Answered32 ms
- Checked at
- 2026-08-25 23:59:19 UTC
- Block height reported
- 302,024,879
- Transport
- HTTP JSON-RPC
One request from one machine, twice an hour. Not a latency measurement — see methodology.
Network
- Network
- Arbitrum Sepolia Rollup Testnet (testnet)
- Chain ID
- 421614
- Currency
- ETH
Your wallet will show you the chain ID and endpoint before adding anything.
Other endpoints that work
Ordered by what answered, so a replacement is one click away.
- https://sepolia-rollup.arbitrum.io/rpcAnswered140 ms
- wss://arbitrum-sepolia-rpc.publicnode.comNot checked