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getFeeCalculatorForBlockhash RPC Method

Returns the fee calculator associated with the query blockhash, or null if the blockhash has expired.

Updated on
Aug 21, 2024

getFeeCalculatorForBlockhash RPC Method

Please note that this method is deprecated, no longer available on Devnet and Testnet, and will be removed from Mainnet soon. For a similar method you can use Solana's isBlockhashValid or getFeeForMessage RPC method.

Parameters

blockhash
string
A string representing the blockhash for which to retrieve the fee calculator.
object
array
The configuration object with the following fields:
commitment
optional) (default: finalized
The level of commitment required for the query. Please note that Processed is not supported. It can be one of the following:
finalized
string
The node will query the most recent block confirmed by the supermajority of the cluster as having reached maximum lockout, meaning the cluster has recognized this block as finalized
confirmed
string
The node will query the most recent block that has been voted on by the supermajority of the cluster
processed
string
The node will query its most recent block. Note that the block may not be complete
minContextSlot
integer
The minimum slot at which the request can be evaluated

Returns

result
Null if the query blockhash has expired otherwise RpcResponse JSON object with the following fields:
context
The information about the current state of the program
apiVersion
The version of the Solana RPC API to use
slot
An integer representing the slot for which to retrieve the fee calculator
value
A JSON object describing the cluster fee rate at the queried blockhash
Request
1
curl https://docs-demo.solana-mainnet.quiknode.pro/ \
2
-X POST \
3
-H "Content-Type: application/json" \
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--data '{"jsonrpc": "2.0","id": 1,"method": "getFeeCalculatorForBlockhash","params": ["6EUDAG2UBZ1J7CbpixutsELc5c6s4k8YzaWawyKH2Pit"]}'
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