suix_getValidatorsApy - Sui

Example code for the suix_getValidatorsApy JSON-RPC method. Complete guide on how to use suix_getValidatorsApy JSON-RPC in GetBlock Web3 documentation.

This method returns the estimated Annual Percentage Yield (APY) for all validators on the SUI network. This information helps delegators choose validators based on their reward performance and is essential for staking analytics.

Parameters

None

Request Example

cURL

curl -X POST https://go.getblock.io/<ACCESS-TOKEN>/ \
-H "Content-Type: application/json" \
-d '{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "suix_getValidatorsApy",
  "params": []
}'

request.js

const axios = require('axios');

const payload = {
  jsonrpc: '2.0',
  id: 'getblock.io',
  method: 'suix_getValidatorsApy',
  params: []
};

axios.post('https://go.getblock.io/<ACCESS-TOKEN>/', payload)
.then(response => console.log(response.data));

request.py

import requests

payload = {
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "method": "suix_getValidatorsApy",
    "params": []
}

response = requests.post("https://go.getblock.io/<ACCESS-TOKEN>/", json=payload)
print(response.json())

request.rs

use reqwest::Client;
use serde_json::json;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = Client::new();
    let payload = json!({
        "jsonrpc": "2.0",
        "id": "getblock.io",
        "method": "suix_getValidatorsApy",
        "params": []
    });
    let response = client.post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .json(&payload).send().await?;
    println!("{}", response.text().await?);
    Ok(())
}

Response Example

{
  "jsonrpc": "2.0",
  "result": {
    "apys": [
      {
        "address": "0x3befb84f03a24386492bd3b05b1fd386172eb450e5059ce7df0ea6d9d6cefcaa",
        "apy": 0.0345
      },
      {
        "address": "0x9c76d5157eaa77c41a7bfda8db98a8e8080f7cb53b7313088ed085c73f866f21",
        "apy": 0.0312
      }
    ],
    "epoch": "1001"
  },
  "id": "getblock.io"
}

Response Parameters

Parameter

Type

Description

apys

array

Array of {address, apy} objects

address

string

Validator address

apy

number

Estimated APY as decimal (0.0345 = 3.45%)

epoch

string

Epoch of calculation

Use Cases

Compare validator performance
Help users choose validators
Build staking comparison tools
Track APY trends over time

Error Handling

Error Code

Description

-32603

Internal error - node issues

-32000

Server error - RPC unavailable

SDK Integration

typescript

import { SuiClient } from '@mysten/sui/client';

const client = new SuiClient({ url: 'https://go.getblock.io/<ACCESS-TOKEN>/' });
const apys = await client.getValidatorsApy();
console.log(apys);

rust

use sui_sdk::SuiClientBuilder;

#[tokio::main]
async fn main() -> Result<(), anyhow::Error> {
    let sui = SuiClientBuilder::default().build("https://go.getblock.io/<ACCESS-TOKEN>/").await?;
    let apys = sui.governance_api().get_validators_apy().await?;
    println!("{:?}", apys);
    Ok(())
}

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