> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Chain info | Robinhood

> The chain info JSON-RPC methods allow developers to access blockchain-level information such as chain ID, sync status, and protocol version.

Retrieving chain information from the Robinhood Chain blockchain can be done using the following methods:

<CardGroup cols={2}>
  <Card title="eth_chainId" icon="angle-right" iconType="solid" href="/reference/robinhood-eth-chainid" horizontal />

  <Card title="eth_syncing" icon="angle-right" iconType="solid" href="/reference/robinhood-eth-syncing" horizontal />

  <Card title="eth_accounts" icon="angle-right" iconType="solid" href="/reference/robinhood-eth-accounts" horizontal />

  <Card title="arb_getRawBlockMetadata" icon="angle-right" iconType="solid" href="/reference/robinhood-arb-getrawblockmetadata" horizontal />
</CardGroup>

This information can be used for:

* **Network identification** — verify the correct blockchain network
* **Sync monitoring** — track node synchronization status
* **Protocol compatibility** — check client version and protocol support
* **Multi-chain applications** — identify and switch between networks