Parameters

This method does not accept any parameters

Returns

u64

The lowest slot that the node has information of. This number may increase over time if the node is purging older ledger data

Request

1
curl https://docs-demo.solana-mainnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"minimumLedgerSlot","params":[],"id":1,"jsonrpc":"2.0"}'

1
curl https://docs-demo.solana-mainnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"minimumLedgerSlot","params":[],"id":1,"jsonrpc":"2.0"}'

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "minimumLedgerSlot",
14
  "params": [],
15
  "id": 1,
16
  "jsonrpc": "2.0"
17
})
18

19
response = https.request(request)
20
puts response.read_body
21

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "minimumLedgerSlot",
14
  "params": [],
15
  "id": 1,
16
  "jsonrpc": "2.0"
17
})
18

19
response = https.request(request)
20
puts response.read_body
21

1
import { createSolanaRpc } from "@solana/kit";
2

3
(async () => {
4
  const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
5

6
  try {
7
    const minimumLedgerSlot = await solanaRpc.minimumLedgerSlot().send();
8
    console.log("Minimum Ledger Slot:", minimumLedgerSlot);
9
  } catch (error) {
10
    console.error("Error fetching minimum ledger slot:", error);
11
  }
12
})();

1
import { createSolanaRpc } from "@solana/kit";
2

3
(async () => {
4
  const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
5

6
  try {
7
    const minimumLedgerSlot = await solanaRpc.minimumLedgerSlot().send();
8
    console.log("Minimum Ledger Slot:", minimumLedgerSlot);
9
  } catch (error) {
10
    console.error("Error fetching minimum ledger slot:", error);
11
  }
12
})();

1
const web3 = require("@solana/web3.js");
2
(async () => {
3
  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
4
  console.log(await solana.getMinimumLedgerSlot());
5
})();
6

1
const web3 = require("@solana/web3.js");
2
(async () => {
3
  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
4
  console.log(await solana.getMinimumLedgerSlot());
5
})();
6

1
from solana.rpc.api import Client
2
solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
3
print(solana_client.get_minimum_ledger_slot())

1
from solana.rpc.api import Client
2
solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
3
print(solana_client.get_minimum_ledger_slot())

1
use reqwest::header;
2
use reqwest::Client;
3
use std::error::Error;
4

5
#[tokio::main]
6
async fn main() -> Result<(), Box<dyn Error>> {
7
    let mut headers = header::HeaderMap::new();
8
    headers.insert("Content-Type", "application/json".parse().unwrap());
9

10
    let client = Client::new();
11
    let json_data = r#"
12
    {
13
        "method": "minimumLedgerSlot",
14
        "params": [],
15
        "id": 1,
16
        "jsonrpc": "2.0"
17
    }
18
    "#;
19
    let response = client
20
        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
21
        .headers(headers)
22
        .body(json_data)
23
        .send()
24
        .await?; 
25

26
    let body = response.text().await?;
27
    println!("{}", body);
28

29
    Ok(())
30
}

1
use reqwest::header;
2
use reqwest::Client;
3
use std::error::Error;
4

5
#[tokio::main]
6
async fn main() -> Result<(), Box<dyn Error>> {
7
    let mut headers = header::HeaderMap::new();
8
    headers.insert("Content-Type", "application/json".parse().unwrap());
9

10
    let client = Client::new();
11
    let json_data = r#"
12
    {
13
        "method": "minimumLedgerSlot",
14
        "params": [],
15
        "id": 1,
16
        "jsonrpc": "2.0"
17
    }
18
    "#;
19
    let response = client
20
        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
21
        .headers(headers)
22
        .body(json_data)
23
        .send()
24
        .await?; 
25

26
    let body = response.text().await?;
27
    println!("{}", body);
28

29
    Ok(())
30
}

1
import { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'minimumLedgerSlot',
7
  [],
8
  undefined,
9
  'https://docs-demo.solana-mainnet.quiknode.pro/'
10
)
11

12
console.log(result)

1
import { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'minimumLedgerSlot',
7
  [],
8
  undefined,
9
  'https://docs-demo.solana-mainnet.quiknode.pro/'
10
)
11

12
console.log(result)

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "minimumLedgerSlot",
8
        [],
9
        endpoint_url="https://docs-demo.solana-mainnet.quiknode.pro/",
10
    )
11
    print(result)
12

13
asyncio.run(main())

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "minimumLedgerSlot",
8
        [],
9
        endpoint_url="https://docs-demo.solana-mainnet.quiknode.pro/",
10
    )
11
    print(result)
12

13
asyncio.run(main())

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "minimumLedgerSlot",
7
  params: [],
8
  endpoint_url: "https://docs-demo.solana-mainnet.quiknode.pro/"
9
)
10

11
puts result

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "minimumLedgerSlot",
7
  params: [],
8
  endpoint_url: "https://docs-demo.solana-mainnet.quiknode.pro/"
9
)
10

11
puts result

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "minimumLedgerSlot",
10
            Some(serde_json::json!([])),
11
            None,
12
            Some("https://docs-demo.solana-mainnet.quiknode.pro/".into()),
13
        )
14
        .await?;
15

16
    println!("{result}");
17
    Ok(())
18
}

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "minimumLedgerSlot",
10
            Some(serde_json::json!([])),
11
            None,
12
            Some("https://docs-demo.solana-mainnet.quiknode.pro/".into()),
13
        )
14
        .await?;
15

16
    println!("{result}");
17
    Ok(())
18
}

Response

1
{
2
  "jsonrpc": "2.0",
3
  "result": 1234,
4
  "id": 1
5
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": 1234,
4
  "id": 1
5
}

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