rpc_modules | Tempo

Tempo API method that returns the available RPC namespaces and their versions. This is useful for discovering which API methods are supported by the node.

Parameters

• none

Response

• result — an object with module names as keys and versions as values

Available namespaces on Tempo

Namespace	Version	Description
eth	1.0	Standard Ethereum methods
net	1.0	Network methods
web3	1.0	Web3 utility methods
debug	1.0	Debug and trace methods
trace	1.0	Transaction tracing
txpool	1.0	Transaction pool methods
rpc	1.0	RPC info methods
miner	1.0	Miner methods

Tempo also has Tempo-specific namespaces (tempo_, admin_) for blockchain-specific features.

rpc_modules code examples

ethers.js

const ethers = require('ethers');
const NODE_URL = "CHAINSTACK_NODE_URL";
const provider = new ethers.JsonRpcProvider(NODE_URL);

const getModules = async () => {
    const modules = await provider.send("rpc_modules", []);
    console.log("Available modules:");
    for (const [name, version] of Object.entries(modules)) {
      console.log(`  ${name}: ${version}`);
    }
  };

getModules();

Example response

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "rpc": "1.0",
    "web3": "1.0",
    "eth": "1.0",
    "txpool": "1.0",
    "net": "1.0",
    "debug": "1.0",
    "miner": "1.0",
    "trace": "1.0"
  }
}