Endpoint
mainnet.rpc.river.build
A public River RPC endpoint operated by river. It answered when we last checked.
https://mainnet.rpc.river.buildLast check
- Status
- Answered187 ms
- Checked at
- 2026-08-25 23:59:19 UTC
- Block height reported
- 35,781,973
- Transport
- HTTP JSON-RPC
One request from one machine, twice an hour. Not a latency measurement — see methodology.
Network
- Network
- River (mainnet)
- Chain ID
- 550
- 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://towns-mainnet.calderachain.xyz/httpAnswered188 ms