getnetworkhashps - Bitcoin

Example code for the getnetworkhashps JSON-RPC method. Complete guide on how to use getnetworkhashps JSON-RPC in GetBlock Web3 documentation.

This method returns the estimated network hashes per second based on the last n blocks.

Parameters

Parameter	Type	Required	Description
nblocks	number	No	Number of blocks to average over (default: 120). Use -1 to average since last difficulty change.
height	number	No	Block height to estimate at (default: -1 for current tip).

Request

cURL

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "getnetworkhashps",
    "params": [120, -1],
    "id": "getblock.io"
}'

Axios

Request

Rust

Response

{
    "result": 550000000000000000000,
    "error": null
}

Response Parameters

Field	Type	Description
result	number	Estimated hashes per second (in hashes/second).

Use Case

The getnetworkhashps method is essential for:

• Calculating network security metrics

• Estimating mining profitability

• Tracking hashrate trends over time

• Building mining analytics dashboards

• Monitoring network health

• Analyzing historical hashrate data

Error Handling

Status Code	Error Message	Cause
403	Forbidden	Missing or invalid ACCESS-TOKEN.
-8	Block height out of range	Specified height doesn't exist.

Integration With Web3

The getnetworkhashps method helps developers:

• Build hashrate monitoring tools

• Create mining profitability calculators

• Implement network security indicators

• Track historical hashrate trends

• Support mining pool dashboards