BTC
POST
GET
Last updated on January 1, 1970
1 min read
Method estimatesmartfee undefined ()
connect with JSON-RPC protocol
estimatesmartfee
Estimates the approximate fee per kilobyte needed for a transaction tobegin confirmation within conf_target blocks if possible and return thenumber of blocks for which the estimate is valid. Uses virtualtransaction size as defined in BIP 141 (witness data is discounted).
Parameters
conf_target
- numeric, required
Confirmation target in blocks (1 - 1008)
estimate_mode
- string, optional, default=CONSERVATIVE
The fee estimate mode.
Whether to return a more conservative estimate which also satisfies a longer history.
A conservative estimate potentially returns a higher feerate and is more likely to be sufficient for the desired target, but is not as responsive to short term drops in the prevailing fee market.
Must be one of: UNSET, ECONOMICAL, CONSERVATIVE
Request
curl --location --request POST 'https://btc.getblock.io/mainnet/' \
--header 'x-api-key: YOUR-API-KEY' \
--header 'Content-Type: application/json' \
--data-raw '{"jsonrpc": "2.0",
"method": "estimatesmartfee",
"params": [1, "default"],
"id": "getblock.io"}'
Response
{
"result": {
"feerate": 0.00243871,
"blocks": 2
},
"error": null,
"id": "getblock.io"
}
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{ "overview": "Overview", "guides": "Guides", "get-started": "Get Started", "rpc-service": "Nodes Methods", "getblock-explorer": "Explorer API", "getblock-tracker": "Tracker API", "nodes-endpoints": "Nodes Endpoints" }
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{ "overview": "Overview", "guides": "Guides", "get-started": "Get Started", "rpc-service": "Nodes Methods", "getblock-explorer": "Explorer API", "getblock-tracker": "Tracker API", "nodes-endpoints": "Nodes Endpoints" }