> For the complete documentation index, see [llms.txt](https://docs.validationcloud.io/v1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.validationcloud.io/v1/hedera/json-rpc-relay-api.md).

# 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.