# Cypherium JSON-RPC API

**Canonical:** https://apis.io/apis/cypherium/cypherium-json-rpc-api/  
**Provider:** Cypherium — https://apis.io/providers/cypherium/  
**Base URL:** https://pubnodes.cypherium.io/rpc  
**Documentation:** https://github.com/cypherium/cypher

Cypherium JSON-RPC API is one of 2 APIs that [Cypherium](https://apis.io/providers/cypherium/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include JSON-RPC, EVM, and Blockchain. The published artifact set on APIs.io includes API documentation.

Ethereum-compatible JSON-RPC node API for the Cypherium Layer-1 mainnet — eth, web3, net, personal, miner, txpool and admin namespaces over HTTP, WebSocket and IPC. EVM chain ID 16166, native currency CPH.

## Machine-readable artifacts (3)

- **Documentation** — https://github.com/cypherium/cypher
- **BlockExplorer** — https://cypherium.tryethernal.com/
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/cypherium/refs/heads/main/apis.yml

## Other Cypherium APIs (1)

- [Rosetta Cypherium API](https://apis.io/apis/cypherium/rosetta-cypherium-api/)

## Tags

JSON-RPC, EVM, Blockchain

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/cypherium/cypherium-json-rpc-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/cypherium/.