> ## 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.

# Executing transactions | Arbitrum

> Arbitrum transaction execution JSON-RPC methods — call smart contracts, sign transactions, send raw transactions, and estimate gas on the network.

Executing and simulating transactions on the Arbitrum blockchain can be done by using the following methods:

<CardGroup>
  <Card title="eth_call" href="/reference/arbitrum-ethcall" icon="angle-right" iconType="solid" horizontal />

  <Card title="eth_sendRawTransaction" href="/reference/arbitrum-sendrawtransaction" icon="angle-right" iconType="solid" horizontal />
</CardGroup>