# JSON RPC Relay API

A specification of the Ethereum JSON RPC APIs interface for Hedera clients.

## Websocket Methods

The Hedera JSON-RPC Relay websocket server only handles the following methods:

* [eth\_subscribe](https://docs.validationcloud.io/v1/hedera/json-rpc-relay-api/eth_subscribe) 
* [eth\_unsubscribe](https://docs.validationcloud.io/v1/hedera/json-rpc-relay-api/eth_unsubscribe)
* [eth\_chainId](https://docs.validationcloud.io/v1/hedera/json-rpc-relay-api/eth_chainid)

All other methods are only available over HTTPS.