getBalance

Returns the native SOL balance of an account in lamports (1 SOL = 1,000,000,000 lamports). This is one of the most commonly used RPC methods for checking wallet balances, verifying account funding, and monitoring SOL holdings in real-time. It is lightweight and returns a single numeric value, making it ideal for frequent polling scenarios.

Parameters

#TypeRequiredDescription
1stringYesBase-58 encoded public key of the account to query
2objectNoConfiguration object

Configuration object fields:

FieldTypeDescription
commitmentstringCommitment level: processed, confirmed, or finalized
minContextSlotnumberMinimum slot at which the request can be evaluated

Response

Returns an RpcResponse object:

FieldTypeDescription
context.slotu64The slot at which the value was read
valueu64The balance in lamports

Code Examples

cURL

1curl http://[IP_ADDRESS]:[PORT] -X POST -H "Content-Type: application/json" -d '{
2  "jsonrpc": "2.0",
3  "id": 1,
4  "method": "getBalance",
5  "params": [
6    "vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg",
7    { "commitment": "confirmed" }
8  ]
9}'

TypeScript

1const response = await fetch("http://[IP_ADDRESS]:[PORT]", {
2  method: "POST",
3  headers: { "Content-Type": "application/json" },
4  body: JSON.stringify({
5    jsonrpc: "2.0",
6    id: 1,
7    method: "getBalance",
8    params: [
9      "vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg",
10      { commitment: "confirmed" }
11    ]
12  }),
13});
14const { result } = await response.json();
15console.log("Balance:", result.value / 1e9, "SOL");

Python

1import requests
2
3response = requests.post("http://[IP_ADDRESS]:[PORT]", json={
4    "jsonrpc": "2.0",
5    "id": 1,
6    "method": "getBalance",
7    "params": [
8        "vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg",
9        {"commitment": "confirmed"}
10    ]
11})
12result = response.json()["result"]
13print(f"Balance: {result['value'] / 1e9} SOL")

Rust

1use reqwest::Client;
2use serde_json::json;
3
4#[tokio::main]
5async fn main() -> Result<(), Box<dyn std::error::Error>> {
6    let client = Client::new();
7    let res = client.post("http://[IP_ADDRESS]:[PORT]")
8        .json(&json!({
9            "jsonrpc": "2.0",
10            "id": 1,
11            "method": "getBalance",
12            "params": [
13                "vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg",
14                {"commitment": "confirmed"}
15            ]
16        }))
17        .send().await?
18        .text().await?;
19    println!("{}", res);
20    Ok(())
21}

Example Response

1{
2  "jsonrpc": "2.0",
3  "result": {
4    "context": { "slot": 123456789 },
5    "value": 2500000000
6  },
7  "id": 1
8}
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