How does JSON-RPC work in Ethereum smart contracts?

2 answers

• Trí Khôi NguyễnJan 27, 2026 · a month ago
  JSON-RPC is a remote procedure call (RPC) protocol encoded in JSON. It allows clients to interact with Ethereum nodes and execute smart contracts. When a client sends a JSON-RPC request to an Ethereum node, the node processes the request and returns a response. This communication enables the client to read data from and write data to the Ethereum blockchain, including interacting with smart contracts. JSON-RPC provides a standardized way for developers to interact with the Ethereum network programmatically, making it easier to build decentralized applications (dApps) and integrate with the Ethereum ecosystem.
  616

  308
• MONICA OFFICIALMar 20, 2022 · 4 years ago
  JSON-RPC is like a bridge that connects clients and Ethereum smart contracts. It allows clients to send requests to Ethereum nodes, which then execute the requested actions on the blockchain. For example, a client can use JSON-RPC to send a transaction to a smart contract, triggering the execution of a specific function. The response from the Ethereum node includes information about the transaction's success or failure, as well as any data returned by the smart contract. JSON-RPC simplifies the process of interacting with smart contracts by providing a standardized protocol that developers can use to communicate with the Ethereum network.
  646

  216