sendTransaction RPC Method

Protect your transactions from toxic MEV threats like sandwich attacks and front-running, by enabling the Solana MEV Protection & Recovery add-on on your Quicknode endpoint. To learn more about MEV and how to protect your transactions on Solana, check out our guide: What is MEV (Maximum Extractable Value) and How to Protect Your Transactions on Solana.

Parameters

transaction

string

Loading...

object

object

Loading...

skipPreflight

boolean

Loading...

preflightCommitment

string

Loading...

encoding

string

Loading...

maxRetries

usize

Loading...

minContextSlot

integer

Loading...

Returns

result

Loading...

Request

1
curl https://docs-demo.solana-mainnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"sendTransaction","params":["ENTER_ENCODED_TRANSACTION_ID"],"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":"sendTransaction","params":["ENTER_ENCODED_TRANSACTION_ID"],"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": "sendTransaction",
14
  "params": [
15
    "ENTER_ENCODED_TRANSACTION_ID"
16
  ],
17
  "id": 1,
18
  "jsonrpc": "2.0"
19
})
20

21
response = https.request(request)
22
puts response.read_body
23

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": "sendTransaction",
14
  "params": [
15
    "ENTER_ENCODED_TRANSACTION_ID"
16
  ],
17
  "id": 1,
18
  "jsonrpc": "2.0"
19
})
20

21
response = https.request(request)
22
puts response.read_body
23

1
import {
2
    createSolanaRpc,
3
    generateKeyPairSigner,
4
    lamports,
5
    sendAndConfirmTransactionFactory,
6
    pipe,
7
    createTransactionMessage,
8
    setTransactionMessageFeePayer,
9
    setTransactionMessageLifetimeUsingBlockhash,
10
    appendTransactionMessageInstruction,
11
    signTransactionMessageWithSigners,
12
    getSignatureFromTransaction,
13
} from "@solana/kit";
14
import { getTransferSolInstruction } from "@solana-program/system";
15

16
const LAMPORTS_PER_SOL = BigInt(1_000_000_000);
17

18
(async () => {
19
    try {
20

21
        const rpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
22

23
        // 2 - Generate signers
24
        const user1 = await generateKeyPairSigner();
25
        console.log(`✅ - New user1 address created: ${user1.address}`);
26

27
        const user2 = await generateKeyPairSigner();
28
        console.log(`✅ - New user2 address created: ${user2.address}`);
29

30
        // 3 - Airdrop SOL to user1
31
        const airdropTx = await rpc.requestAirdrop(
32
            user1.address,
33
            lamports(LAMPORTS_PER_SOL),
34
            { commitment: 'processed' }
35
        ).send();
36
        console.log(`✅ - Airdropped 1 SOL to user1. Transaction: ${airdropTx}`);
37

38
        // 4 - Create transfer transaction
39
        const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
40
        const transactionMessage = pipe(
41
            createTransactionMessage({ version: 0 }),
42
            tx => setTransactionMessageFeePayer(user1.address, tx),
43
            tx => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, tx),
44
            tx => appendTransactionMessageInstruction(
45
                getTransferSolInstruction({
46
                    amount: lamports(LAMPORTS_PER_SOL / BigInt(2)),
47
                    destination: user2.address,
48
                    source: user1,
49
                }),
50
                tx
51
            )
52
        );
53

54
        // 5 - Sign and send transaction
55
        const signedTransaction = await signTransactionMessageWithSigners(transactionMessage);
56
        const sendAndConfirmTransaction = sendAndConfirmTransactionFactory({ rpc, rpcSubscriptions });
57

58
        await sendAndConfirmTransaction(
59
            signedTransaction,
60
            { commitment: 'confirmed', skipPreflight: true }
61
        );
62

63
        const signature = getSignatureFromTransaction(signedTransaction);
64
        console.log(`✅ - Transfer transaction signature: ${signature}`);
65
    } catch (error) {
66
        console.error('Error occurred:', error);
67
    }
68
})();
69

1
import {
2
    createSolanaRpc,
3
    generateKeyPairSigner,
4
    lamports,
5
    sendAndConfirmTransactionFactory,
6
    pipe,
7
    createTransactionMessage,
8
    setTransactionMessageFeePayer,
9
    setTransactionMessageLifetimeUsingBlockhash,
10
    appendTransactionMessageInstruction,
11
    signTransactionMessageWithSigners,
12
    getSignatureFromTransaction,
13
} from "@solana/kit";
14
import { getTransferSolInstruction } from "@solana-program/system";
15

16
const LAMPORTS_PER_SOL = BigInt(1_000_000_000);
17

18
(async () => {
19
    try {
20

21
        const rpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
22

23
        // 2 - Generate signers
24
        const user1 = await generateKeyPairSigner();
25
        console.log(`✅ - New user1 address created: ${user1.address}`);
26

27
        const user2 = await generateKeyPairSigner();
28
        console.log(`✅ - New user2 address created: ${user2.address}`);
29

30
        // 3 - Airdrop SOL to user1
31
        const airdropTx = await rpc.requestAirdrop(
32
            user1.address,
33
            lamports(LAMPORTS_PER_SOL),
34
            { commitment: 'processed' }
35
        ).send();
36
        console.log(`✅ - Airdropped 1 SOL to user1. Transaction: ${airdropTx}`);
37

38
        // 4 - Create transfer transaction
39
        const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
40
        const transactionMessage = pipe(
41
            createTransactionMessage({ version: 0 }),
42
            tx => setTransactionMessageFeePayer(user1.address, tx),
43
            tx => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, tx),
44
            tx => appendTransactionMessageInstruction(
45
                getTransferSolInstruction({
46
                    amount: lamports(LAMPORTS_PER_SOL / BigInt(2)),
47
                    destination: user2.address,
48
                    source: user1,
49
                }),
50
                tx
51
            )
52
        );
53

54
        // 5 - Sign and send transaction
55
        const signedTransaction = await signTransactionMessageWithSigners(transactionMessage);
56
        const sendAndConfirmTransaction = sendAndConfirmTransactionFactory({ rpc, rpcSubscriptions });
57

58
        await sendAndConfirmTransaction(
59
            signedTransaction,
60
            { commitment: 'confirmed', skipPreflight: true }
61
        );
62

63
        const signature = getSignatureFromTransaction(signedTransaction);
64
        console.log(`✅ - Transfer transaction signature: ${signature}`);
65
    } catch (error) {
66
        console.error('Error occurred:', error);
67
    }
68
})();
69

1
const web3 = require("@solana/web3.js");
2
(async () => {
3
  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
4
  // Replace fromWallet with your public/secret keypair, wallet must have funds to pay transaction fees.
5
  const fromWallet = web3.Keypair.generate();
6
  const toWallet = web3.Keypair.generate();
7
  const transaction = new web3.Transaction().add(
8
    web3.SystemProgram.transfer({
9
      fromPubkey: fromWallet.publicKey,
10
      toPubkey: toWallet.publicKey,
11
      lamports: web3.LAMPORTS_PER_SOL / 100,
12
    })
13
  );
14
  console.log(await solana.sendTransaction(transaction, [fromWallet]));
15
})();
16

1
const web3 = require("@solana/web3.js");
2
(async () => {
3
  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
4
  // Replace fromWallet with your public/secret keypair, wallet must have funds to pay transaction fees.
5
  const fromWallet = web3.Keypair.generate();
6
  const toWallet = web3.Keypair.generate();
7
  const transaction = new web3.Transaction().add(
8
    web3.SystemProgram.transfer({
9
      fromPubkey: fromWallet.publicKey,
10
      toPubkey: toWallet.publicKey,
11
      lamports: web3.LAMPORTS_PER_SOL / 100,
12
    })
13
  );
14
  console.log(await solana.sendTransaction(transaction, [fromWallet]));
15
})();
16

1
from solana.rpc.api import Client
2
from solana.account import Account
3
from solana.system_program import TransferParams, transfer
4
from solana.transaction import Transaction
5
#Make sure to paste sender, reciever addresses and public key.
6
solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
7
sender, reciever = Account(1), Account(2)
8
json_request = solana_client.get_recent_blockhash()
9
recent_blockhash = json_request["result"]["value"]["blockhash"]
10
txn = Transaction(fee_payer=sender.public_key(), recent_blockhash=recent_blockhash)
11
txn.add(
12
    transfer(
13
        TransferParams(
14
            from_pubkey=sender.public_key(),
15
            to_pubkey=reciever.public_key(), 
16
            lamports=1000
17
        )
18
    )
19
)
20
txn.sign(sender)
21
print(solana_client.send_transaction(txn, sender))

1
from solana.rpc.api import Client
2
from solana.account import Account
3
from solana.system_program import TransferParams, transfer
4
from solana.transaction import Transaction
5
#Make sure to paste sender, reciever addresses and public key.
6
solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
7
sender, reciever = Account(1), Account(2)
8
json_request = solana_client.get_recent_blockhash()
9
recent_blockhash = json_request["result"]["value"]["blockhash"]
10
txn = Transaction(fee_payer=sender.public_key(), recent_blockhash=recent_blockhash)
11
txn.add(
12
    transfer(
13
        TransferParams(
14
            from_pubkey=sender.public_key(),
15
            to_pubkey=reciever.public_key(), 
16
            lamports=1000
17
        )
18
    )
19
)
20
txn.sign(sender)
21
print(solana_client.send_transaction(txn, sender))

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": "sendTransaction",
14
        "params": [
15
            "ENTER_ENCODED_TRANSACTION_ID"
16
        ],
17
        "id": 1,
18
        "jsonrpc": "2.0"
19
    }
20
    "#;
21
    let response = client
22
        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
23
        .headers(headers)
24
        .body(json_data)
25
        .send()
26
        .await?; 
27

28
    let body = response.text().await?;
29
    println!("{}", body);
30

31
    Ok(())
32
}

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": "sendTransaction",
14
        "params": [
15
            "ENTER_ENCODED_TRANSACTION_ID"
16
        ],
17
        "id": 1,
18
        "jsonrpc": "2.0"
19
    }
20
    "#;
21
    let response = client
22
        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
23
        .headers(headers)
24
        .body(json_data)
25
        .send()
26
        .await?; 
27

28
    let body = response.text().await?;
29
    println!("{}", body);
30

31
    Ok(())
32
}

Response

1
{
2
  "jsonrpc": "2.0",
3
  "result": "2id3YC2jK9G5Wo2phDx4gJVAew8DcY5NAojnVuao8rkxwPYPe8cSwE5GzhEgJA2y8fVjDEo6iR6ykBvDxrTQrtpb",
4
  "id": 1
5
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": "2id3YC2jK9G5Wo2phDx4gJVAew8DcY5NAojnVuao8rkxwPYPe8cSwE5GzhEgJA2y8fVjDEo6iR6ykBvDxrTQrtpb",
4
  "id": 1
5
}

Don't have an account yet?

Create your Quicknode endpoint in seconds and start building

Get started for free