sendTransaction

Submits a signed transaction to the cluster for processing.

Limits

Please note that this endpoint is only available on paid tiers. The following limits are applied at the app level:

TierLimit (Transactions/second)
FreeNot available
Growth5
Scale15
EnterpriseUnlimited

Parameters


  • <encoded string> - fully-signed Transaction
  • <object> - (optional) Configuration object containing the following field:
    • skipPreflight: <bool> - if true, skip the preflight transaction checks (default: false)
    • preflightCommitment: <string> - (optional) Commitment level to use for preflight (default: "finalized").
    • encoding: <string> - (optional) Encoding used for the transaction data. Either "base58" (slow, DEPRECATED), or "base64". (default: "base58").
    • maxRetries: <usize> - (optional) Maximum number of times for the RPC node to retry sending the transaction to the leader. If this parameter is not provided, the RPC node will retry the transaction until it is finalized or until the blockhash expires.
    • minContextSlot: (optional) <number> - set the minimum slot that the request can be evaluated at.

Results


  • <base-58 encoded string> - First Transaction Signature embedded in the transaction **** (transaction id)

Example


Request


curl --location --request POST 'https://solana-mainnet.g.alchemy.com/v2/demo/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "method": "sendTransaction",
    "jsonrpc": "2.0",
    "params": [
        "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",
        {
            "encoding": "base64",
            "skipPreflight": true,
            "preflightCommitment": "processed"
        }
    ]
}'

Response


{
    "jsonrpc": "2.0",
    "result": "5WUPdF1zGiCbMX4dAGRrVJBvZuRjQatzsDJf8rcmLH8q67m8AoupcFsVNSo1CsPhLat4B3C2yZAtGp34yVgmcKNk"
}
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