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bb_getEstimateFee RPC Method - Blockbook

Returns the estimated transaction fee for a target confirmation window. On UTXO chains this is a fee rate per kilobyte; on EVM chains it is the suggested gas price.

Updated on
Aug 09, 2026
Please note that this RPC method requires the BCH Blockbook JSON-RPC enabled on your Quicknode endpoint.

Parameters

blocks
integer
REQUIRED

The confirmation target: the number of blocks within which the transaction should confirm.

conservative
boolean

When true, returns a more conservative (higher) estimate. Defaults to true.

Returns

result
string

The estimated fee. On UTXO chains this is a fee rate per kilobyte (in the main unit, e.g. BTC/kB); on EVM chains it is the suggested gas price (in the main unit, e.g. ETH).

Request
Response
1
{
2
"id": 1,
3
"result": {
4
"result": "0.00001"
5
},
6
"jsonrpc": "2.0"
7
}
1
{
2
"id": 1,
3
"result": {
4
"result": "0.00001"
5
},
6
"jsonrpc": "2.0"
7
}
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